Senior Mechanisms Systems Engineer

🏢 Summary: Senior Mechanisms Systems Engineer responsible for leading the design, integration, and verification of complex launch-vehicle mechanism systems such as thrust vector control. The role owns system-level requirements, cross-disciplinary coordination, and full lifecycle development from concept through flight readiness. It involves hands-on testing, risk management, and close collaboration across mechanical, avionics, GNC, and software teams. 🗂️ Requirements: Bachelor’s degree in Mechanical, Aerospace, or related engineering field, 5+ years of experience in design, manufacturing, assembly, or test of complex mechanical or electromechanical systems, Experience leading multi-disciplinary engineering projects, Experience with system-level integration and verification, Ability to define requirements, CONOPS, and verification plans, Experience coordinating design, manufacturing, integration, and test activities 📃 Skills: Mechanical, Aerospace, Actuators, TVC, GNC, Avionics, SystemsEngineering, MATLAB, Simulink, MotorControl, Testing, Verification, Integration 🏢 Description: At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that’s just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact exist at every level. Here, you're not just executing tasks; you're solving problems that haven’t been solved before, helping develop a rocket, a factory, and a business from the ground up. Whether you’re in propulsion, manufacturing, software, avionics, or a corporate function, you’ll collaborate across teams, shape decisions, and see your work come to life in record time. Relativity is a place where creativity and technical rigor go hand in hand, and your voice will help define the stories we’re writing together. Now is a unique moment in time where it’s early enough to leave your mark on the product, the process, and the culture, but far enough along that Terran R is tangible and picking up momentum. The most meaningful work of your career is waiting. Join us.About the Team: The Mechanisms Team at Relativity Space designs and delivers the complex, high-performance mechanical systems that enable launch-vehicle flight, landing, and reusability. We own the full lifecycle of mission-critical hardware—actuators, latches, and thrust vector control (TVC) systems—while partnering deeply with Guidance, Navigation & Control (GNC), Avionics, and Software to create integrated, operable solutions. Our work spans concept development through design, analysis, test, flight operations, and recovery, always balancing performance, reliability, and build rate. About the Role: As a Senior Mechanisms Systems Engineer, you will be the technical and programmatic owner for large, cross-discipline mechanism systems such as thrust vector control. Reporting directly to the Mechanisms team, you will lead system-level design and integration, guiding requirements, architecture, and verification across hardware and software interfaces.You will: Define system concepts of operations (CONOPS), requirements, and verification plans Lead integrated product activities across mechanical design, actuators, GNC, avionics, and software teams to ensure seamless system performance Drive development tests, functional verification, and flight readiness by authoring test plans, executing tests, and establishing success criteria Anticipate technical and logistical risks, develop mitigation strategies, and align priorities across engineering disciplines and schedules Coordinate the design, manufacturing, integration, and test schedules for complex mechanism systems Take hands-on ownership of emergent challenges—whether designing test fixtures, specifying sensors, writing test automation, or leading root-cause investigations This role occasionally requires travel to test and launch sites and may involve shifted or weekend schedules to support critical milestones About You: Bachelor’s degree in Mechanical, Aerospace, or related engineering field and 5+ years of relevant experience in design, manufacturing, assembly, or test of complex mechanical or electromechanical systems Proven ability to lead multi-disciplinary projects and deliver on ambitious schedules Strong technical judgment and the ability to communicate complex concepts across engineering and leadership audiences Demonstrated experience balancing requirements, cost, and schedule while driving system integration and verification Nice to haves but not required: Background in actuator systems, flight mechanisms, or thrust vector control Experience with motor-control tuning and model-based design using MATLAB/Simulink Experience with integrated hardware/software testing and verification Familiarity with reusability and rapid-iteration development environments At Relativity Space, we are committed to transparency and fairness in our compensation practices. Actual compensation will be determined based on experience, qualifications, and other job-related factors.Compensation is only one part of our total rewards package. Relativity Space offers competitive salary and equity, a generous PTO and sick leave policy, parental leave, an annual learning and development stipend, and more! To see some of the benefits & perks we offer, please visit here.Hiring Range:$132,000—$181,500 USDWe are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. If you need a reasonable accommodation, please contact us at accommodations@relativityspace.com.

🏢 Summary: Senior Mechanisms Design Engineer responsible for leading the full design, analysis, build, and test lifecycle of flight mechanisms for the Terran R rocket, including stage separation, payload deployment, aero actuation, and landing gear systems. The role involves cross-functional collaboration and integration of mechanisms into additively manufactured primary structures. Ownership spans conceptual design through manufacturing and flight-ready hardware delivery. 🗂️ Requirements: Bachelor's degree in Engineering or related technical field, 8+ years of full-cycle design engineering experience (CAD, analysis, build, test), Experience designing mechanical mechanisms for high-performance systems, Knowledge of kinematic synthesis, pneumatic and hydraulic actuation, mechatronics, instrumentation, Knowledge of structural strength, stability, and fatigue failure modes, Understanding of manufacturing processes, materials, and surface treatments, Hands-on hardware build and testing experience, Ability to lead technical projects and conduct trade studies 📃 Skills: CAD, NX, TeamCenter, Ansys, Femap, Python, MATLAB, Kinematics, Hydraulics, Pneumatics, Mechatronics, Instrumentation, Structures, Fatigue, Manufacturing, Additive, Machining, Welding, 3Dprinting 🏢 Description: At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that’s just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact exist at every level. Here, you're not just executing tasks; you're solving problems that haven’t been solved before, helping develop a rocket, a factory, and a business from the ground up. Whether you’re in propulsion, manufacturing, software, avionics, or a corporate function, you’ll collaborate across teams, shape decisions, and see your work come to life in record time. Relativity is a place where creativity and technical rigor go hand in hand, and your voice will help define the stories we’re writing together. Now is a unique moment in time where it’s early enough to leave your mark on the product, the process, and the culture, but far enough along that Terran R is tangible and picking up momentum. The most meaningful work of your career is waiting. Join us.About the Team: The Structures and Mechanisms team is responsible for the full design, build, and test lifecycle of Terran R’s integrated structures and flight mechanisms. Whether you're working on highly iterative mechanisms that move or tight-margin structures that shouldn’t, you’ll get hands-on hardware ownership and see the rocket coming to life on the factory floor. Both teams fall under one department, sharing design principles, tools, and an integrated approach that provides a comprehensive view of Terran R. Team members work on multiple parts, not just within a single subsystem, and are empowered to make decisions that directly impact flight hardware. Beyond first flight, you’ll play a critical role in refining for manufacturability and speed. About the Role: To support our mission of changing the way rockets are built and flown, you will guide the design of Terran R mechanisms such as stage separation, payload deployment, aero control features and landing gear. To be successful, you will be working collaboratively with partner groups such as structures, avionics and fluids; and leverage our additive process and design freedom to design and build better products. The scope of work encompasses a full design cycle, including conceptualization, trade studies, design, analysis, manufacturing and testing of components. Here are some examples of projects you could be working on: Design and test the Terran R stage separation or fairing deployment system Innovative conceptualization of the Terran R landing gear or aero surfaces actuation Definition of design criteria and subsystems requirements Review of static and dynamic load inputs, material properties & manufacturing process Conduct trade studies on different mechanism design concepts and present to leadership Your mission will be to deliver on time and budget. You will be challenged to integrate as many subsystems within our printed primary structure, and support the development of our additive process to make this a reality. To achieve this, you will be working closely with our vehicle design, test and loads teams, as well as our additive and manufacturing teams. In order to be successful in this role, you should be someone who is self-motivated, thrives in ambiguity, and is able to lead his or her own projects to completion. Ideally, you are someone who has come from a fast-paced environment, having completed difficult projects with extreme ownership while collaborating effectively with other key groups. About You: Bachelor's degree in engineering or related technical discipline 8+ years of experience in a full cycle design engineering role, including CAD, analysis, build and test Fundamental knowledge of kinematic synthesis, pneumatic/hydraulic actuation, mechatronics and instrumentation Fundamental knowledge of structures strength, stability and fatigue failure modes Basic knowledge of manufacturing processes, materials, and surface treatments Proven track record of technical problem-solving and hands-on hardware build experience Communication and interpersonal skills to lead discussions on complex technical topics Nice to haves but not required: 10+ years of aerospace experience or an advanced engineering degree Experience with launch vehicle mechanisms and multi-body dynamics analysis Experience in a demanding fast pace development environment Experience with design engineering tools such as NX, TeamCenter, Ansys or Femap, as well as engineering scripting language such as Python or MATLAB Hands-on experience with fabrication/prototyping such as machining, 3D printing, welding, woodworking At Relativity Space, we are committed to transparency and fairness in our compensation practices. Actual compensation will be determined based on experience, qualifications, and other job-related factors.Compensation is only one part of our total rewards package. Relativity Space offers competitive salary and equity, a generous PTO and sick leave policy, parental leave, an annual learning and development stipend, and more! To see some of the benefits & perks we offer, please visit here.Hiring Range:$184,500—$225,500 USDWe are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. If you need a reasonable accommodation, please contact us at accommodations@relativityspace.com.

🏢 Summary: Leadership role within Systems Engineering focused on developing and scaling tools and processes to manage requirements, mitigate risk, and ensure cohesive vehicle integration for the Terran R rocket program. The position drives system architecture, verification strategy, and subsystem alignment through stage testing while mentoring engineers and enabling rigorous, scalable development practices. This role combines hands-on technical oversight with team leadership across the full product lifecycle. 🗂️ Requirements: Bachelor’s degree in Engineering or technical field, 5+ years of experience in systems engineering, system architecture, integration, or test & evaluation, Experience with full product lifecycle from concept through production/operations, Experience working on system definition, design, and development, Ability to manage and mentor engineers in technical environments, Experience working in dynamic environments with changing requirements 📃 Skills: SystemsEngineering, SystemArchitecture, SystemIntegration, TestEvaluation, RequirementsManagement, RiskManagement, Verification, StageTesting, SubsystemIntegration, EngineeringLeadership 🏢 Description: At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that’s just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact exist at every level. Here, you're not just executing tasks; you're solving problems that haven’t been solved before, helping develop a rocket, a factory, and a business from the ground up. Whether you’re in propulsion, manufacturing, software, avionics, or a corporate function, you’ll collaborate across teams, shape decisions, and see your work come to life in record time. Relativity is a place where creativity and technical rigor go hand in hand, and your voice will help define the stories we’re writing together. Now is a unique moment in time where it’s early enough to leave your mark on the product, the process, and the culture, but far enough along that Terran R is tangible and picking up momentum. The most meaningful work of your career is waiting. Join us.About the Team: The Systems Engineering team ensures that Terran R comes together as a cohesive, high-performing, and scalable system. Within the department, one team focuses on building tools and processes to manage requirements, track decisions, and identify and mitigate risk - enabling faster, more informed development across the program. Engineers work across domains to understand complex problems, identify solutions, and implement them – all with deep technical knowledge, not just documentation. The other team focuses on the vehicle itself, working across teams to ensure all subsystems of Terran R function together as intended, burning down technical risk, and driving informed decisions at every stage of the vehicle lifecycle. Engineers are empowered to lead high-impact efforts, from major test campaigns to console operations during launch, and are trusted to drive improvements across fluids, structures, avionics, and more. Regardless of which team you’re on, you’ll be part of a high-visibility, high-impact department at a pivotal moment in the program, where decisions made today on trades, architecture, and process will shape not just the first launch, but the long-term trajectory of Relativity. About the Role: Work closely with engineering leadership across the company ensuring the systems engineering tools and processes are enabling responsible engineers to move fast while also providing the right amount of engineering rigor to prevent downstream issues Focus on creating and rolling out new processes while focusing on streamlining and eliminating processes that are no longer effective or does not scale with the ambitious launch ramp rate Manage a team of engineers who are helping drive the existing Systems Engineering process while also focusing on reducing risk at the Subsystem and Component level as we step into Stage Testing Look broadly at existing requirements to make sure verification actives are occurring at the right time and are burning down risk prior to stage testing Ensure other test objectives are properly captured at the subsystem level and all affected parties are aligned on how the objectives will be met Mentor team members and engineers in other departments while providing a second set of technical eyes ensuring processes are being leveraged to help burn down technical risk About You: Bachelors degree in Engineering or technical field 5+ years of experience in technical positions working on system engineering, system definition, design, and development, system architecture, system integration, and/or T&E. Full product lifecycle experience on at least one program, preferably two or more (from concept through production/operations) Proven ability to work in a dynamic environment that includes working with changing needs and requirements. Nice to haves but not required: Previous people leadership experience At Relativity Space, we are committed to transparency and fairness in our compensation practices. Actual compensation will be determined based on experience, qualifications, and other job-related factors.Compensation is only one part of our total rewards package. Relativity Space offers competitive salary and equity, a generous PTO and sick leave policy, parental leave, an annual learning and development stipend, and more! To see some of the benefits & perks we offer, please visit here.Hiring Range:$160,000—$220,000 USDWe are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. If you need a reasonable accommodation, please contact us at accommodations@relativityspace.com.

🏢 Summary: The role involves leading and improving systems engineering tools and processes to support the development and testing of the Terran R launch vehicle. It focuses on managing engineers, reducing technical risk at subsystem and component levels, and ensuring requirements, verification, and test objectives are properly defined and executed. The position requires full lifecycle systems engineering expertise to enable rigorous, scalable development through stage testing and launch operations. 🗂️ Requirements: Bachelor’s degree in Engineering or technical field, 5+ years of experience in systems engineering, system definition, design, development, architecture, integration, or test and evaluation, Full product lifecycle experience from concept through production/operations on at least one program, Experience managing or contributing to systems engineering processes, Ability to work in dynamic environments with changing requirements 📃 Skills: SystemsEngineering, SystemArchitecture, SystemIntegration, RequirementsManagement, Verification, Validation, Testing, RiskManagement, LifecycleManagement, Avionics, Structures, Fluids 🏢 Description: At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that’s just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact exist at every level. Here, you're not just executing tasks; you're solving problems that haven’t been solved before, helping develop a rocket, a factory, and a business from the ground up. Whether you’re in propulsion, manufacturing, software, avionics, or a corporate function, you’ll collaborate across teams, shape decisions, and see your work come to life in record time. Relativity is a place where creativity and technical rigor go hand in hand, and your voice will help define the stories we’re writing together. Now is a unique moment in time where it’s early enough to leave your mark on the product, the process, and the culture, but far enough along that Terran R is tangible and picking up momentum. The most meaningful work of your career is waiting. Join us.About the Team: The Systems Engineering team ensures that Terran R comes together as a cohesive, high-performing, and scalable system. Within the department, one team focuses on building tools and processes to manage requirements, track decisions, and identify and mitigate risk - enabling faster, more informed development across the program. Engineers work across domains to understand complex problems, identify solutions, and implement them – all with deep technical knowledge, not just documentation. The other team focuses on the vehicle itself, working across teams to ensure all subsystems of Terran R function together as intended, burning down technical risk, and driving informed decisions at every stage of the vehicle lifecycle. Engineers are empowered to lead high-impact efforts, from major test campaigns to console operations during launch, and are trusted to drive improvements across fluids, structures, avionics, and more. Regardless of which team you’re on, you’ll be part of a high-visibility, high-impact department at a pivotal moment in the program, where decisions made today on trades, architecture, and process will shape not just the first launch, but the long-term trajectory of Relativity. About the Role: Work closely with engineering leadership across the company ensuring the systems engineering tools and processes are enabling responsible engineers to move fast while also providing the right amount of engineering rigor to prevent downstream issues Focus on creating and rolling out new processes while focusing on streamlining and eliminating processes that are no longer effective or does not scale with the ambitious launch ramp rate Manage a team of engineers who are helping drive the existing Systems Engineering process while also focusing on reducing risk at the Subsystem and Component level as we step into Stage Testing Look broadly at existing requirements to make sure verification actives are occurring at the right time and are burning down risk prior to stage testing Ensure other test objectives are properly captured at the subsystem level and all affected parties are aligned on how the objectives will be met Mentor team members and engineers in other departments while providing a second set of technical eyes ensuring processes are being leveraged to help burn down technical risk About You: Bachelors degree in Engineering or technical field 5+ years of experience in technical positions working on system engineering, system definition, design, and development, system architecture, system integration, and/or T&E. Full product lifecycle experience on at least one program, preferably two or more (from concept through production/operations) Proven ability to work in a dynamic environment that includes working with changing needs and requirements. Nice to haves but not required: Previous people leadership experience At Relativity Space, we are committed to transparency and fairness in our compensation practices. Actual compensation will be determined based on experience, qualifications, and other job-related factors.Compensation is only one part of our total rewards package. Relativity Space offers competitive salary and equity, a generous PTO and sick leave policy, parental leave, an annual learning and development stipend, and more! To see some of the benefits & perks we offer, please visit here.Hiring Range:$160,000—$220,000 USDWe are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. If you need a reasonable accommodation, please contact us at accommodations@relativityspace.com.

🏢 Summary: Leadership role overseeing mechanical design, analysis, and testing of avionics enclosures and secondary structures for a launch vehicle, ensuring reliability of electronics in harsh environments. The position involves guiding a team, defining design best practices, and collaborating cross-functionally on structural, thermal, and vibration performance. The role supports full lifecycle development from concept through flight hardware. 🗂️ Requirements: 7+ years mechanical design engineering experience, 3+ years leadership experience, Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, or related field, Experience with 3D CAD software, Experience with structural analysis, Experience with thermal analysis, Experience designing mechanical hardware for harsh environments 📃 Skills: CAD, Structural, Thermal, NX, Teamcenter, FEA, GD&T 🏢 Description: At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that’s just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact exist at every level. Here, you're not just executing tasks; you're solving problems that haven’t been solved before, helping develop a rocket, a factory, and a business from the ground up. Whether you’re in propulsion, manufacturing, software, avionics, or a corporate function, you’ll collaborate across teams, shape decisions, and see your work come to life in record time. Relativity is a place where creativity and technical rigor go hand in hand, and your voice will help define the stories we’re writing together. Now is a unique moment in time where it’s early enough to leave your mark on the product, the process, and the culture, but far enough along that Terran R is tangible and picking up momentum. The most meaningful work of your career is waiting. Join us.About the Team: The Avionics team is responsible for the full lifecycle of Terran R’s nervous system, designing, building, testing, installing, and operating the hardware that connects and controls every major electrical system on the vehicle and ground. The team leverages close partnership between avionics design, manufacturing, and test to enable rapid iteration and feedback loops. Engineers are deeply embedded into other functions within Relativity, working closely with propulsion, GNC, fluids, and stage engineering teams to ensure seamless integration and operation. Now is a unique time to join: you’ll get to help shape Terran R's fundamental avionics architecture and be given a high degree of ownership on components that will fly. About the Role: Lead a team of 5-10 mechanical design engineers through design, analysis, and test of avionics enclosures and secondary structure Set team priorities and drive execution in alignment with the development schedule Define best practices for avionics mechanical design to ensure the reliability and survivability of sensitive electronics in harsh environments Partner with electrical engineering design team to define component placement and evaluate thermal performance and vibration survivability Partner with analysis and design teams on structural, dynamic, and thermal evaluations About You: 7+ years of experience in a full cycle mechanical design engineering role 3+ years of leadership experience Bachelor’s degree in mechanical engineering, aerospace engineering, or related field Experience with 3D computer-aided design (CAD) software Experience with structural and thermal analysis Experience designing and developing mechanical hardware which is made to help electronics survive harsh environments Nice to haves but not required: Experience with the design of electronic assemblies, batteries, and/or vibration isolation systems Experience with finite element analysis methods Applied knowledge of geometric dimensioning and tolerancing (GD&T) Proficient with NX/Teamcenter CAD package At Relativity Space, we are committed to transparency and fairness in our compensation practices. Actual compensation will be determined based on experience, qualifications, and other job-related factors.Compensation is only one part of our total rewards package. Relativity Space offers competitive salary and equity, a generous PTO and sick leave policy, parental leave, an annual learning and development stipend, and more! To see some of the benefits & perks we offer, please visit here.Hiring Range:$154,000—$211,000 USDWe are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. If you need a reasonable accommodation, please contact us at accommodations@relativityspace.com.

🏢 Summary: Lead the mechanical design of avionics enclosures and secondary structures for a launch vehicle, overseeing design, analysis, and testing to ensure electronics survive harsh flight environments. Manage and mentor a team while collaborating cross-functionally to deliver reliable, flight-ready hardware aligned with development schedules. 🗂️ Requirements: 7+ years mechanical design engineering experience, 3+ years leadership experience, Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, or related field, Experience with 3D CAD software, Experience with structural analysis, Experience with thermal analysis, Experience designing mechanical hardware for electronics in harsh environments 📃 Skills: CAD, StructuralAnalysis, ThermalAnalysis, MechanicalDesign, NX, Teamcenter, FEA, GD&T 🏢 Description: At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that’s just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact exist at every level. Here, you're not just executing tasks; you're solving problems that haven’t been solved before, helping develop a rocket, a factory, and a business from the ground up. Whether you’re in propulsion, manufacturing, software, avionics, or a corporate function, you’ll collaborate across teams, shape decisions, and see your work come to life in record time. Relativity is a place where creativity and technical rigor go hand in hand, and your voice will help define the stories we’re writing together. Now is a unique moment in time where it’s early enough to leave your mark on the product, the process, and the culture, but far enough along that Terran R is tangible and picking up momentum. The most meaningful work of your career is waiting. Join us.About the Team: The Avionics team is responsible for the full lifecycle of Terran R’s nervous system, designing, building, testing, installing, and operating the hardware that connects and controls every major electrical system on the vehicle and ground. The team leverages close partnership between avionics design, manufacturing, and test to enable rapid iteration and feedback loops. Engineers are deeply embedded into other functions within Relativity, working closely with propulsion, GNC, fluids, and stage engineering teams to ensure seamless integration and operation. Now is a unique time to join: you’ll get to help shape Terran R's fundamental avionics architecture and be given a high degree of ownership on components that will fly. About the Role: Lead a team of 5-10 mechanical design engineers through design, analysis, and test of avionics enclosures and secondary structure Set team priorities and drive execution in alignment with the development schedule Define best practices for avionics mechanical design to ensure the reliability and survivability of sensitive electronics in harsh environments Partner with electrical engineering design team to define component placement and evaluate thermal performance and vibration survivability Partner with analysis and design teams on structural, dynamic, and thermal evaluations About You: 7+ years of experience in a full cycle mechanical design engineering role 3+ years of leadership experience Bachelor’s degree in mechanical engineering, aerospace engineering, or related field Experience with 3D computer-aided design (CAD) software Experience with structural and thermal analysis Experience designing and developing mechanical hardware which is made to help electronics survive harsh environments Nice to haves but not required: Experience with the design of electronic assemblies, batteries, and/or vibration isolation systems Experience with finite element analysis methods Applied knowledge of geometric dimensioning and tolerancing (GD&T) Proficient with NX/Teamcenter CAD package At Relativity Space, we are committed to transparency and fairness in our compensation practices. Actual compensation will be determined based on experience, qualifications, and other job-related factors.Compensation is only one part of our total rewards package. Relativity Space offers competitive salary and equity, a generous PTO and sick leave policy, parental leave, an annual learning and development stipend, and more! To see some of the benefits & perks we offer, please visit here.Hiring Range:$154,000—$211,000 USDWe are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. If you need a reasonable accommodation, please contact us at accommodations@relativityspace.com.

🏢 Summary: Engineering role focused on developing, qualifying, and testing fluid system hardware for a launch vehicle, translating design requirements into effective test strategies and iterating designs based on results. The position supports component and system-level testing to ensure robust, flight-ready integration within the vehicle architecture. Work involves close collaboration across design, manufacturing, and test in a fast-paced rocket development environment. 🗂️ Requirements: Bachelor’s degree in Mechanical Engineering or equivalent, Experience with fluid system components (fittings, seals, valves, regulators), Experience in hardware design and system testing, Ability to develop and execute qualification and development test campaigns, Familiarity with structural analysis using FEA tools, Strong foundation in physics and first-principles engineering 📃 Skills: FEA, Testing, Mechanical, Fluids, Pneumatics, Propulsion, Valves, Regulators, Seals, CAD, Analysis 🏢 Description: At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that’s just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact exist at every level. Here, you're not just executing tasks; you're solving problems that haven’t been solved before, helping develop a rocket, a factory, and a business from the ground up. Whether you’re in propulsion, manufacturing, software, avionics, or a corporate function, you’ll collaborate across teams, shape decisions, and see your work come to life in record time. Relativity is a place where creativity and technical rigor go hand in hand, and your voice will help define the stories we’re writing together. Now is a unique moment in time where it’s early enough to leave your mark on the product, the process, and the culture, but far enough along that Terran R is tangible and picking up momentum. The most meaningful work of your career is waiting. Join us.About the Team: The Stage Fluids team is responsible for the design and delivery of the propellant, pressurant, pneumatics, and other fluid systems that turn structures into functioning rockets! The team has full ownership across design, production, test, and flight, maintaining a holistic view of Terran R, focused not on isolated parts but integrated functionality. Working on-site at the factory means you’re never far from the hardware, enabling rapid iteration and tight feedback loops across design, test and manufacturing. You won’t just be handed requirements: you’ll be expected to ask the right questions, collaborate with partners across the company, and ultimately find the best solutions for Terran R. About the Role: In this role, you will support the development and qualification of fluid system hardware for the TerranR launch vehicle. You will help translate design requirements into effective test strategies while iterating on hardware designs based on test results. Your work will ensure fluid system components are robust, well-understood, and ready for integration into the broader vehicle architecture Primary Responsibilities: Iterate on hardware designs and supporting analysis based on learnings found in testing Design mechanical test fixtures to support component and system-level hardware testing Translate hardware designs, industry test standards, system requirements, and design criteria into actionable qualification and development test campaigns Accelerate the team’s ability to test hardware by clarifying test processes, capabilities, and limitations, and by developing creative solutions to testing challenges Support the execution, troubleshooting, and interpretation of hardware test campaigns To succeed in this role, you will bring a solid foundation in fundamental physics and the ability to apply first-principles thinking to complex problems. You are self-motivated, adaptable, and thrive in a fast-paced, highly collaborative vehicle development environment About You: Bachelor’s degree in mechanical or an equivalent engineering discipline Experience designing or operating with fluid system components such as fittings, seals, valves, regulators, and associated system testing Familiarity with FEA tools for evaluating structural margins Nice to haves but not required: Experience in a fast-paced start-up and/or launch vehicle environment At Relativity Space, we are committed to transparency and fairness in our compensation practices. Actual compensation will be determined based on experience, qualifications, and other job-related factors.Compensation is only one part of our total rewards package. Relativity Space offers competitive salary and equity, a generous PTO and sick leave policy, parental leave, an annual learning and development stipend, and more! To see some of the benefits & perks we offer, please visit here.Hiring Range:$90,000—$124,500 USDWe are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. If you need a reasonable accommodation, please contact us at accommodations@relativityspace.com.

🏢 Summary: This role focuses on developing, testing, and qualifying fluid system hardware for a launch vehicle, ensuring components are robust and ready for vehicle integration. The engineer will design test fixtures, translate requirements into test campaigns, and iterate hardware designs based on test results. The position supports end-to-end hardware validation in a fast-paced rocket development environment. 🗂️ Requirements: Bachelor’s degree in Mechanical Engineering or equivalent engineering discipline, Experience with fluid system components (fittings, seals, valves, regulators), Experience in system-level hardware testing, Ability to translate design requirements into test campaigns, Experience using FEA tools for structural evaluation 📃 Skills: FEA, Mechanical, Fluids, Testing, Pneumatics, Propulsion, Regulators, Valves, Seals, Fittings 🏢 Description: At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that’s just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact exist at every level. Here, you're not just executing tasks; you're solving problems that haven’t been solved before, helping develop a rocket, a factory, and a business from the ground up. Whether you’re in propulsion, manufacturing, software, avionics, or a corporate function, you’ll collaborate across teams, shape decisions, and see your work come to life in record time. Relativity is a place where creativity and technical rigor go hand in hand, and your voice will help define the stories we’re writing together. Now is a unique moment in time where it’s early enough to leave your mark on the product, the process, and the culture, but far enough along that Terran R is tangible and picking up momentum. The most meaningful work of your career is waiting. Join us.About the Team: The Stage Fluids team is responsible for the design and delivery of the propellant, pressurant, pneumatics, and other fluid systems that turn structures into functioning rockets! The team has full ownership across design, production, test, and flight, maintaining a holistic view of Terran R, focused not on isolated parts but integrated functionality. Working on-site at the factory means you’re never far from the hardware, enabling rapid iteration and tight feedback loops across design, test and manufacturing. You won’t just be handed requirements: you’ll be expected to ask the right questions, collaborate with partners across the company, and ultimately find the best solutions for Terran R. About the Role: In this role, you will support the development and qualification of fluid system hardware for the TerranR launch vehicle. You will help translate design requirements into effective test strategies while iterating on hardware designs based on test results. Your work will ensure fluid system components are robust, well-understood, and ready for integration into the broader vehicle architecture Primary Responsibilities: Iterate on hardware designs and supporting analysis based on learnings found in testing Design mechanical test fixtures to support component and system-level hardware testing Translate hardware designs, industry test standards, system requirements, and design criteria into actionable qualification and development test campaigns Accelerate the team’s ability to test hardware by clarifying test processes, capabilities, and limitations, and by developing creative solutions to testing challenges Support the execution, troubleshooting, and interpretation of hardware test campaigns To succeed in this role, you will bring a solid foundation in fundamental physics and the ability to apply first-principles thinking to complex problems. You are self-motivated, adaptable, and thrive in a fast-paced, highly collaborative vehicle development environment About You: Bachelor’s degree in mechanical or an equivalent engineering discipline Experience designing or operating with fluid system components such as fittings, seals, valves, regulators, and associated system testing Familiarity with FEA tools for evaluating structural margins Nice to haves but not required: Experience in a fast-paced start-up and/or launch vehicle environment At Relativity Space, we are committed to transparency and fairness in our compensation practices. Actual compensation will be determined based on experience, qualifications, and other job-related factors.Compensation is only one part of our total rewards package. Relativity Space offers competitive salary and equity, a generous PTO and sick leave policy, parental leave, an annual learning and development stipend, and more! To see some of the benefits & perks we offer, please visit here.Hiring Range:$90,000—$124,500 USDWe are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. If you need a reasonable accommodation, please contact us at accommodations@relativityspace.com.

🏢 Summary: Senior Loads & Dynamics Engineer responsible for leading dynamic analyses and driving hardware design decisions for the Terran R launch vehicle. The role focuses on coupled loads, vibroacoustic analysis, and dynamic response modeling across the full vehicle lifecycle, from concept through validation and post-flight review. You will collaborate cross-functionally to mature designs, develop analysis tools, and ensure systems meet performance, reliability, and certification requirements. 🗂️ Requirements: Undergraduate degree in engineering or related field, 7+ years of relevant experience, Experience delivering complex dynamic analysis projects to hardware teams, Experience with finite element or dynamic response modeling, Experience developing dynamics analysis tools or workflows, Experience with testing, instrumentation, and data analysis, Ability to lead execution of coupled loads or vibroacoustic analyses 📃 Skills: FEA, Modeling, Dynamics, Vibroacoustics, Instrumentation, DataAnalysis, Automation, StructuralMechanics, Aerodynamics, FluidDynamics 🏢 Description: At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that’s just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact exist at every level. Here, you're not just executing tasks; you're solving problems that haven’t been solved before, helping develop a rocket, a factory, and a business from the ground up. Whether you’re in propulsion, manufacturing, software, avionics, or a corporate function, you’ll collaborate across teams, shape decisions, and see your work come to life in record time. Relativity is a place where creativity and technical rigor go hand in hand, and your voice will help define the stories we’re writing together. Now is a unique moment in time where it’s early enough to leave your mark on the product, the process, and the culture, but far enough along that Terran R is tangible and picking up momentum. The most meaningful work of your career is waiting. Join us.About the Team: The Integrated Performance team owns the holistic view of how Terran R comes together, ensuring that every system on the vehicle and ground is capable of achieving our ambitious objectives. The team works across the full launch system, from trajectory design and aerodynamics to reliability analysis and beyond, with direct influence on all parts of the product lifecycle, from conceptual design to post-flight data review. Beyond analysis, team members engage hands-on with hardware and operations, with the mission and authority to drive meaningful programmatic change. With a unique organizational structure, the integrated performance team spans multiple technical domains and embeds directly with partner teams to solve the hardest multi-disciplinary problems. The team operates with a rare scale: large enough to support complex development, yet small enough that individual contributors have meaningful impact. The Loads & Dynamics team works collaboratively with adjacent Flight Sciences teams including Dynamic Environments and Aerodynamics and across the Structures, Mechanisms, Fluids, GNCP, Launch and Test teams to develop robust vehicle, ground system, and component architectures, generate associated loads, maintain and improve related analysis tools, provide design and test guidance, and contribute to performance trades on time and budget while meeting our technical requirements. A high degree of autonomy along with an ability to prioritize work in our fast-paced environment is required. About the Role: Drive maturation of hardware designs and ops decisions through analysis, understanding of vehicle and program needs, and proactive communication across teams Lead development, execution, delivery, and validation efforts for relevant Dynamic analyses such as Coupled Loads Analysis or Vibroacoustic Analysis, including tooling and automation Develop Dynamic loads, levels, and criteria from initial concept through data review for vehicle and supporting hardware for Terran R Contribute to and execute roadmaps for engineering analysis, testing, and tool development in collaboration with management Drive the design of Terran R system elements and operations to meet Loads and Dynamics criteria and to identify opportunities to improve performance, reliability, robustness, or simplicity Mentor other analysts to be hardware-focused, collaborative, and judicious with technical rigor About You: Undergraduate degree in engineering or related field and 7+ years relevant experience Experience structuring, negotiating, executing, and delivering complex analysis projects to hardware teams and certification authorities Experience with Finite Element and/or other modeling approaches for dynamic response analysis Experience developing Dynamics analysis tools/workflows Experience with relevant testing, instrumentation, and data analysis Nice to haves but not required: Experience leading technical teams, including hiring and performance management Experience leading anomaly resolutions/failure investigations Experience in a Dynamics role from concept through V&V/certification on a vehicle program Working knowledge of liquid rocket engines, fluid dynamics, aerodynamics, structural mechanics At Relativity Space, we are committed to transparency and fairness in our compensation practices. Actual compensation will be determined based on experience, qualifications, and other job-related factors.Compensation is only one part of our total rewards package. Relativity Space offers competitive salary and equity, a generous PTO and sick leave policy, parental leave, an annual learning and development stipend, and more! To see some of the benefits & perks we offer, please visit here.Hiring Range:$164,000—$225,500 USDWe are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. If you need a reasonable accommodation, please contact us at accommodations@relativityspace.com.

🏢 Summary: Leadership role responsible for guiding a team of component design engineers developing fluid control devices for a launch vehicle, including valves and related mechanisms. The position combines technical oversight, design authority, and cross-functional collaboration to deliver qualified hardware for rocket propulsion and stage systems. The role involves hands-on involvement in analysis, testing, and manufacturing integration within a high-performance aerospace environment. 🗂️ Requirements: Bachelor's degree in Engineering, 7+ years experience in fluid control devices, valves or mechanisms design and analysis, Proven engineering leadership and team management experience, Strong knowledge of thermodynamics, structures, fluids, electronics, Hands-on experience with structural and fluids testing, Experience in high-volume manufacturing environment, Experience with CAD software, Experience with FEA and CFD, Knowledge of GD&T 📃 Skills: CAD, FEA, CFD, GD&T, Thermodynamics, Structures, Fluids, Electronics, Valves, Cryogenics, Pneumatics, Solenoids, Manufacturing, Testing 🏢 Description: At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that’s just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact exist at every level. Here, you're not just executing tasks; you're solving problems that haven’t been solved before, helping develop a rocket, a factory, and a business from the ground up. Whether you’re in propulsion, manufacturing, software, avionics, or a corporate function, you’ll collaborate across teams, shape decisions, and see your work come to life in record time. Relativity is a place where creativity and technical rigor go hand in hand, and your voice will help define the stories we’re writing together. Now is a unique moment in time where it’s early enough to leave your mark on the product, the process, and the culture, but far enough along that Terran R is tangible and picking up momentum. The most meaningful work of your career is waiting. Join us.About the Team: The Components team is responsible for all fluid control devices across Terran R, from propulsion to stage systems, enabling a more integrated and informed design approach. Engineers own every aspect of multiple products and integrate with partner teams such as Propulsion, Avionics, and Stage Fluids to ensure their components function seamlessly within the scope of the broader vehicle. With design, manufacturing, and test assets co-located, you’ll see firsthand how your designs perform and can iterate quickly based on real-world data. We’re continuously advancing our products, including developing novel clean-sheet designs for upcoming vehicle and engine upgrades, while creatively improving existing designs to enhance performance, reliability, and manufacturability. About the Role: In this role, you will be responsible for a team of component design engineers. You will apply your leadership skills to create a vision and direction for the team. You will apply your own personal technical experience to guide the designs of every fluid control device on the rocket, and you will create strong working relationships with partner teams, including: Production, Test, and Stage and Propulsion Engineering. Some of the specific tasks you’ll execute are: Manage a high-performing team of component design engineers aligned with program milestones Define, scope, and schedule required actions to deliver qualified components to the vehicle and engine integration teams Establish design requirements to allow for execution aligned with program goals To be successful in this role, you should be someone who thrives in ambiguity and be capable of leading highly technical and collaborative projects to completion with minimal oversight. Along with these high expectations, this position will involve recruiting, career development, and mentoring engineers Support your team members to execute engineering tasks such as: Design of novel cryogenic, pneumatic, proportional, and/or solenoid valves. Perform detailed structural and thermal fluids analysis Create and execute development and qualification test plans Partner with Manufacturing and Supply Chain teams to produce parts at rate About You: Bachelor's degree in an engineering field 7+ years of experience in fluid control devices, valves and/or mechanisms design and analysis Proven leadership experience, demonstrated through mentoring, managing complex interdisciplinary projects, supporting continuous improvement of the people around you, and participating in growing your team through hiring Experience applying engineering fundamentals in thermodynamics, structures, fluids, and electronics Hands-on experience with fluids and structural development testing and manufacturing Experience in a high-volume manufacturing environment Experience with CAD software Experience with FEA and CFD Knowledgeable about GD&T Nice to haves but not required: 5+ years relevant experience in a rocket development or test environment Experience with liquid propulsion engine component development and test Experience with the design and manufacturing process of valves, regulators, and actuators, motors, solenoids Experience with design and testing of cryogenic systems and components Exposure and knowledge in powder bed additive manufacturing At Relativity Space, we are committed to transparency and fairness in our compensation practices. Actual compensation will be determined based on experience, qualifications, and other job-related factors.Compensation is only one part of our total rewards package. Relativity Space offers competitive salary and equity, a generous PTO and sick leave policy, parental leave, an annual learning and development stipend, and more! To see some of the benefits & perks we offer, please visit here.Hiring Range:$160,000—$220,000 USDWe are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. If you need a reasonable accommodation, please contact us at accommodations@relativityspace.com.