System Validation Engineer – DPU Team (f/m/x)

🏢 Summary: Engineering role focused on developing and optimizing high-performance networking software, Linux drivers, and data path components for next-generation DPU systems. The position involves C/C++ development on Linux, packet processing optimization, and close collaboration with hardware teams on system bring-up and feature enablement. Open to experienced engineers working on low-level, high-throughput embedded networking solutions. 🗂️ Requirements: Minimum 5 years of commercial experience in similar role, Strong C and C++ development on Linux, Experience with networking systems (NICs, packet processing, data plane, I/O stacks), Understanding of Ethernet, IP, TCP, UDP protocols, Knowledge of Linux kernel internals and driver APIs, Experience with debugging tools, Git, and CI/CD workflows, Residing in Poland 📃 Skills: C, C++, Linux, Kernel, Drivers, Networking, NIC, Ethernet, IP, TCP, UDP, Git, CICD, DPDK, PCIe, DMA, RDMA 🏢 Description: As part of the DPU software group, you will develop and optimize networking software, drivers, and data path components for high-performance data processing. We have multiple openings for both junior and senior engineers, depending on experience level. You will work on cutting-edge Linux-based C/C++ systems, contributing to device driver development, packet processing frameworks, and system bring-up for next-generation DPU products. By joining us, you become a member of the Embedded Competence Center at Sii is an internal organizational unit, bringing together more than 500 specialists nationwide! We are currently working on about 100 projects for 50 clients from various industries including automotive, IoT, telecommunications and medical. Your tasks Develop and maintain DPU drivers and networking software stacks Integrate and optimize fast-path packet processing components Debug and profile data path performance issues Collaborate with hardware and firmware teams on feature enablement and bring-up Participate in design reviews, code reviews, and continuous integration efforts Requirements Minimum 5 years of commercial experience in a similar position Hands-on C/C++ development experience on Linux Experience in networking systems: NICs, packet processing, data plane, or I/O stacks Understanding of Ethernet/IP/TCP/UDP networking protocols Familiarity with Linux kernel internals and driver APIs Experience with debugging tools, git, and CI/CD workflows Good knowledge of spoken and written English (everyday communication) Strong analytical mindset, ownership, and collaborative attitude Residing in Poland required Nice to have Experience in device driver design, debugging, and testing (kernel or user space) Previous work with DPDK fast-path applications and optimization Hands-on SW/HW integration (PCIe, DMA, interrupts, counters, telemetry) Knowledge of congestion/flow control and high-rate packet processing Understanding of RDMA (verbs, QPs, completion model, transport semantics) Experience with unit/integration testing and performance observability tools What we offer Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022 Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more Comfortable workplace – class A offices or remote work Dozens of fascinating projects for prestigious brands from all over the world PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers Investment in your growth – meetups, webinars, training platform and technology blog – you choose Fantastic atmosphere created by all Sii Power People If you want to work on systems with high operational significance — apply now!

🏢 Summary: Role focused on designing and implementing automated test frameworks to validate programmable Ethernet switch software and firmware. The position involves functional, performance, regression, and system-level testing of L2/L3 hardware and virtual platforms, with integration into CI/CD pipelines. You will collaborate closely with developers to ensure reliability and performance of networking solutions. 🗂️ Requirements: Minimum 5 years of commercial experience in test automation, Strong experience in Python-based test automation, Experience with networking automation frameworks, Familiarity with Linux environments, Hands-on experience testing L2/L3 switches and routers, Experience with CI/CD tools such as Jenkins or GitLab 📃 Skills: Python, Linux, Ethernet, L2, L3, CI/CD, Jenkins, GitLab, Networking, Automation, Firmware 🏢 Description: Join our test and validation team to ensure the reliability and performance of programmable Ethernet switch software. You’ll design and implement automation frameworks and networking test scenarios to validate cutting-edge hardware and software solutions. By joining us, you become a member of the Embedded Competence Center at Sii is an internal organizational unit, bringing together more than 500 specialists nationwide! We are currently working on about 100 projects for 50 clients from various industries including automotive, IoT, telecommunications and medical. Your tasks Design and implement automated test suites for switch software and firmware Develop Python-based testing frameworks for functional and performance testing Perform regression, stress, and system-level testing on hardware platforms Integrate automated tests into CI/CD pipelines Work with developers to identify, reproduce, and verify fixes for software defects Requirements Minimum 5 years of commercial experience in a similar position Strong experience in Python-based test automation Familiarity with networking automation frameworks and Linux environments Hands-on experience testing physical and virtual L2/L3 switches and routers Experience with CI/CD tools (Jenkins, GitLab, etc.) Self-driven, analytical, and excellent team collaboration Good knowledge of spoken and written English (everyday communication) Residing in Poland required Nice to have Knowledge of C/C++ Experience with Docker, Ansible, or Vagrant Familiarity with traffic generators (IxNetwork, Spirent, TRex) What we offer Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022 Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more Comfortable workplace – class A offices or remote work Dozens of fascinating projects for prestigious brands from all over the world PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers Investment in your growth – meetups, webinars, training platform and technology blog – you choose Fantastic atmosphere created by all Sii Power People If you want to work on systems with high operational significance — apply now!

🏢 Summary: The role focuses on designing and implementing automated testing frameworks to validate programmable Ethernet switch software and firmware. It involves functional, performance, regression, and system-level testing of L2/L3 networking devices, with integration into CI/CD pipelines. The position centers on ensuring reliability of embedded networking solutions through Python-based automation. 🗂️ Requirements: Minimum 5 years of commercial experience in test automation, Strong experience in Python-based test automation, Experience with networking automation frameworks, Familiarity with Linux environments, Hands-on experience testing L2/L3 switches and routers, Experience with CI/CD tools, Ability to perform regression, stress, and system-level testing, Residing in Poland 📃 Skills: Python, Linux, CI/CD, Jenkins, GitLab, Ethernet, L2, L3, Switching, Routing, Docker, Ansible, Vagrant, C, C++, IxNetwork, Spirent, TRex 🏢 Description: Join our test and validation team to ensure the reliability and performance of programmable Ethernet switch software. You’ll design and implement automation frameworks and networking test scenarios to validate cutting-edge hardware and software solutions. By joining us, you become a member of the Embedded Competence Center at Sii is an internal organizational unit, bringing together more than 500 specialists nationwide! We are currently working on about 100 projects for 50 clients from various industries including automotive, IoT, telecommunications and medical. Your tasks Design and implement automated test suites for switch software and firmware Develop Python-based testing frameworks for functional and performance testing Perform regression, stress, and system-level testing on hardware platforms Integrate automated tests into CI/CD pipelines Work with developers to identify, reproduce, and verify fixes for software defects Requirements Minimum 5 years of commercial experience in a similar position Strong experience in Python-based test automation Familiarity with networking automation frameworks and Linux environments Hands-on experience testing physical and virtual L2/L3 switches and routers Experience with CI/CD tools (Jenkins, GitLab, etc.) Self-driven, analytical, and excellent team collaboration Good knowledge of spoken and written English (everyday communication) Residing in Poland required Nice to have Knowledge of C/C++ Experience with Docker, Ansible, or Vagrant Familiarity with traffic generators (IxNetwork, Spirent, TRex) What we offer Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022 Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more Comfortable workplace – class A offices or remote work Dozens of fascinating projects for prestigious brands from all over the world PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers Investment in your growth – meetups, webinars, training platform and technology blog – you choose Fantastic atmosphere created by all Sii Power People If you want to work on systems with high operational significance — apply now!

🏢 Summary: The offer is for a Performance Engineer responsible for analyzing, benchmarking, and optimizing end-to-end performance of DPU-based systems across compute, networking, storage, and security workloads. The role focuses on identifying bottlenecks, tuning system performance, and collaborating with software and hardware teams to implement optimizations. It also involves developing automated performance tests and integrating them into CI workflows. 🗂️ Requirements: Minimum 5 years of experience in performance engineering or similar role, Strong experience in Linux system performance analysis, Hands-on experience with DPDK and/or SPDK, Knowledge of CPU, memory, I/O, and network performance tuning, Experience with industry benchmarks (SPEC, FIO, iperf, Netperf), Experience developing performance tests for custom hardware and software, Proficiency in Python or Bash scripting, Ability to analyze and visualize performance metrics, Good command of English, Residing in Poland 📃 Skills: Linux, DPDK, SPDK, DPU, CPU, Memory, I/O, Networking, SPEC, FIO, iperf, Netperf, Python, Bash, CI, Storage 🏢 Description: As a Performance Engineer, you will analyze, measure, and optimize the end-to-end performance of DPU-based systems, including computer, networking, storage, and security workloads. You’ll work closely with architecture, software, and validation teams to define benchmarks, identify bottlenecks, and guide optimizations at both the software and hardware levels. By joining us, you become a member of the Embedded Competence Center at Sii is an internal organizational unit, bringing together more than 500 specialists nationwide! We are currently working on about 100 projects for 50 clients from various industries, including automotive, IoT, telecommunications, and medical. Your tasks Develop and execute performance tests and benchmarks for DPU components Analyze system behavior under high-load scenarios and identify performance bottlenecks Collaborate with software, firmware, and hardware teams to drive optimizations Gather and visualize performance metrics for reporting and competitive analysis Contribute to performance automation and CI workflows Requirements Minimum 5 years of commercial experience in a similar position Strong background in Linux system performance analysis Hands-on experience with DPDK and/or SPDK for data path and storage performance Familiarity with CPU, memory, I/O, and network performance tuning Understanding of industry benchmarks (SPEC, FIO, iperf, Netperf, etc.) Experience developing performance tests targeting custom hardware and software components Solid scripting skills (Python, Bash, or similar) Good knowledge of spoken and written English (everyday communication) Strong analytical and problem-solving skills; comfortable with data collection and visualization tools Residing in Poland required What we offer Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022 Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more Comfortable workplace – class A offices or remote work Dozens of fascinating projects for prestigious brands from all over the world PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers Investment in your growth – meetups, webinars, training platform and technology blog – you choose Fantastic atmosphere created by all Sii Power People If you want to work on systems with high operational significance — apply now!

🏢 Summary: The role involves leading and executing validation and testing activities to ensure compliance and reliability of systems across upgrades and releases. The specialist manages validation processes for quality and document management platforms and supports integrations with laboratory and enterprise systems. The position requires strong expertise in GxP validation within complex, regulated environments. 🗂️ Requirements: Minimum 4 years of experience in validation within QA or testing environments, Experience as GxP Specialist with validation and qualification processes, Strong knowledge of validation methodologies, Experience with quality management and document management systems, Experience in validation documentation practices, Familiarity with laboratory systems and integrations, Knowledge of enterprise systems in complex environments, Fluency in Polish and English, Willingness to work partially from Warsaw office 📃 Skills: GxP, Validation, QA, Testing, QMS, DMS, LIMS, Integration, Compliance, Documentation, Enterprise, SDLC 🏢 Description: We are looking for an experienced Validation Specialist to support quality assurance and testing activities across multiple systems and platforms. In this role, you will be responsible for ensuring compliance and reliability of validated environments, collaborating with cross-functional teams, and contributing to system upgrades and releases. The position requires strong expertise in validation processes, excellent communication skills in both Polish and English, and a willingness to work partially from the office in Warsaw. Your tasks Lead and execute validation and testing activities for system upgrades and releases Manage validation processes for quality management and document management platforms Collaborate with teams responsible for laboratory system integrations Support validation of software platforms used for lifecycle or application management Ensure compliance with internal standards and regulatory requirements Participate in cross-team coordination to deliver high-quality, validated solutions Requirements At least 4 years of experience in validation within QA or testing environments Prior experience as a GxP Specialist, including validation and qualification processes Strong knowledge of validation methodologies and documentation practices Experience with quality/document management systems and validation of similar platforms Familiarity with laboratory systems and integrations is highly desirable Knowledge of enterprise systems and validation in complex environments is an asset Fluency in Polish and English, along with strong communication skills Willingness to work partially from the office in Warsaw What we offer Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022 Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more Comfortable workplace – class A offices or remote work Dozens of fascinating projects for prestigious brands from all over the world PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers Investment in your growth – meetups, webinars, training platform and technology blog – you choose Fantastic atmosphere created by all Sii Power People If you want to work on systems with high operational significance — apply now!

🏢 Summary: Embedded Developer role focused on designing and implementing embedded C++ software for automotive ECUs and machine control systems, including Linux-based HMI functions. The position involves model-based design with Matlab/Simulink, real-time systems development, and full lifecycle participation from requirements to validation. The engineer works with RTOS, CAN communication, and performs hands-on testing on target hardware. 🗂️ Requirements: Minimum 5 years of professional experience, Strong experience in C++, Experience in embedded systems or firmware development, Solid understanding of embedded software development lifecycle, Hands-on experience with Matlab/Simulink, Experience with model-based design, Experience with RTOS-based development, Experience with CAN communication, Proficiency with Enterprise Architect, Knowledge of software testing methods, Good command of English 📃 Skills: C++, Embedded, RTOS, Matlab, Simulink, CAN, EnterpriseArchitect, Linux, ECU, HMI, EmbeddedCoder 🏢 Description: We are looking for an Embedded Developer to join our team and contribute to an exciting project in the automotive industry. The role involves designing and implementing embedded software components, working on both low-level control systems and Linux-based HMI functions. By joining us, you become a member of the Embedded Competence Center at Sii, an internal organizational unit, bringing together more than 500 specialists nationwide! We are currently working on about 100 projects for 50 clients from various industries, including automotive, IoT, telecommunications, and medical. Apply! Your tasks Design, develop and maintain embedded C++ software for ECUs and machine control systems Develop and maintain control algorithms and software models using Matlab/Simulink, including model-based design Transform models into production-ready embedded code and support integration Work with real-time systems, sensors, actuators, and communication interfaces (e.g. CAN) Participate in the full development lifecycle: requirements, design, implementation, integration and verification Collaborate closely with system engineers, control engineers, and hardware teams Perform hands-on validation and testing directly on machines, including access to a dedicated test track near the office Contribute to continuous improvements within an agile setup Requirements At least 5 years of professional experience Strong experience in C++ (preferably modern C++) Experience in embedded systems/firmware development Solid understanding of the embedded software development life cycle Hands-on experience with Matlab/Simulink and model-based design Familiarity with electrical and electronic system architectures Hands-on experience with RTOS-based software development Experience with CAN communication Proficiency with the Enterprise Architect tool Knowledge of software testing methods (e.g., code analysis, unit validation) Good command in English Nice-to-have requirements Previous work with auto-code generation (e.g., Embedded Coder) Knowledge of vehicle communication protocols (e.g., CAN) Experience in the automotive or heavy equipment domain Familiarity with functional safety (e.g., ISO 26262) What we offer Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022 Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more Comfortable workplace – class A offices or remote work Dozens of fascinating projects for prestigious brands from all over the world PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers Investment in your growth – meetups, webinars, training platform and technology blog – you choose Fantastic atmosphere created by all Sii Power People If you want to work on systems with high operational significance — apply now!

🏢 Summary: Senior Embedded Developer role focused on designing and implementing middleware firmware and security mechanisms for IoT product controllers. The position involves developing low-level embedded software in C, creating bootloaders, integrating secure boot solutions, and automating testing within a SCRUM environment. Hybrid work model with on-site presence required three days per week. 🗂️ Requirements: Minimum 5 years experience as Embedded Developer, Proficiency in C for embedded systems, Experience with security best practices and code/design reviews, Experience developing firmware and low-level embedded software, Ability to work on-site 3 days per week, Fluent English, Fluent Polish, Residence in Poland 📃 Skills: C, C++, Python, MBEDTLS, RSA, CMake, Makefile, GoogleTest, Pytest, SCRUM, JIRA, Confluence 🏢 Description: We are seeking a Senior Embedded Developer to join a project focused on software development for IoT product controllers. By joining us, you become a member of the Embedded Competence Center at Sii - an internal organizational unit bringing together more than 500 specialists across Poland! We are currently working on approximately 100 projects for 50 clients across various industries, including automotive, IoT, telecommunications, and medical. We focus on development and knowledge exchange by organizing Embedded Academies, training, technical mentoring or enabling project changes. Your tasks Worked from the client’s office 3 days per week Designed and implemented middleware firmware for a comprehensive product platform using C Created bootloaders for a diverse range of hardware products Engineered core audio/video processing algorithms for reference applications Integrated Secure Boot mechanisms utilizing MBEDTLS, RSA, and asymmetric encryption Applied advanced security techniques to mitigate side-channel attacks Built unit tests using C++, Google Test framework Automated testing workflows with Python and Pytest Maintained and enhanced build systems based on Makefile and CMake Authored technical proposals and documentation in Confluence Collaborated with cross-functional product teams to deliver rapid support Operated in a dynamic SCRUM environment with 3-week sprints and regular releases (JIRA) Requirements Ability to work from the client's office 3 days a week (hybrid model) Min. 5 years of experience as an Embedded Developer Proficiency in C for embedded systems development Experience in reviewing complex systems design/code for security best practices and compliance with industry standards Fluency in English Excellent written and verbal communication skills with the ability to convey technical information to a wide variety of audiences Strong creative problem-solving abilities and decision-making skills Fluent in Polish required Residing in Poland required Nice to have Experience in creating bootloaders for various hardware architectures Knowledge and experience with cryptography and computer security Strong knowledge of RISC-V architecture and GCC compiler What we offer Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022 Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more Comfortable workplace – class A offices or remote work Dozens of fascinating projects for prestigious brands from all over the world PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers Investment in your growth – meetups, webinars, training platform and technology blog – you choose Fantastic atmosphere created by all Sii Power People If you want to work on systems with high operational significance — apply now!

🏢 Summary: FPGA Tester role focused on verification and validation of advanced FPGA-based architectures for avionics systems in a DO-254 DAL A compliant environment. The position involves requirements-based testing, VHDL simulations, hardware-level verification, and coverage analysis to ensure high-reliability aerospace standards. 🗂️ Requirements: Minimum 5 years of FPGA verification and validation experience, Strong experience with requirements-based testing methodologies, Hands-on VHDL simulation and verification experience, Experience in DO-254 DAL A compliant environments, Experience with hardware-level testing and lab equipment, Knowledge of coverage analysis and test completeness, Experience with requirements and configuration management tools (DOORS, Git, SVN, Bitbucket) 📃 Skills: FPGA, VHDL, DO254, DOORS, Git, SVN, Bitbucket, ModelSim, OSVVM, MILSTD1553B, Verification, Simulation, CoverageAnalysis, LogicAnalyzers, SignalGenerators, PlaceRoute, HardwareTesting 🏢 Description: Join our team as an FPGA Tester and help ensure the quality and reliability of cutting-edge embedded systems powering next-generation avionics solutions. You will verify advanced FPGA-based architectures, contributing to high-reliability systems used in aerospace environments. This is an opportunity to collaborate with experts and play a key role in validating innovative technologies against the highest industry standards. Your tasks Develop and execute requirements-based test cases and procedures Perform FPGA verification in a DO-254 DAL A compliant environment Create VHDL-based simulation tests and bus functional models Conduct hardware-level verification using lab equipment, e.g., logic analyzers, signal generators Perform post-place & route simulations and validate design behavior Analyze code coverage to ensure comprehensive testing Manage test results, issues, and problem reports, ensuring traceability Maintain requirements traceability using tools such as IBM Rational DOORS Requirements Minimum 5years of experience in FPGA verification and validation Strong understanding of requirements-based testing methodologies Hands-on experience with VHDL simulation and verification environments Familiarity with coverage analysis and test completeness Experience with hardware testing and lab equipment Knowledge of DO-254 DAL A or similar regulated environments Previous work with requirements and configuration management tools (DOORS, Git/SVN/Bitbucket) Good communication skills and the ability to present complex findings clearly Fluency in English and Polish required Residing in Poland required Willingness to attend occasional meetings between 10:00 a.m. and 7:00 p.m. Nice-to-have requirements Experience with ModelSim and OSVVM Knowledge of MIL-STD-1553B What we offer Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022 Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more Comfortable workplace – class A offices or remote work Dozens of fascinating projects for prestigious brands from all over the world PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers Investment in your growth – meetups, webinars, training platform and technology blog – you choose Fantastic atmosphere created by all Sii Power People If you want to work on systems with high operational significance — apply now!

🏢 Summary: Opportunity for an experienced System-Level Modeling Engineer to design and implement SystemC-based models and embedded firmware for advanced silicon components in cutting-edge R&D projects. The role focuses on system-level architecture, validation software, and close collaboration with hardware and software teams to deliver high-performance SoC solutions. Candidates will contribute to pre-silicon development, debugging, optimization, and technical leadership within a multidisciplinary environment. 🗂️ Requirements: Bachelor’s degree in Computer Science, Computer Engineering, Electrical Engineering or related field, Minimum 5 years of experience in embedded software development, Strong proficiency in C or C++, Hands-on experience with SystemC, Experience with operating systems concepts: drivers, memory management, bootloaders, scheduling, Strong debugging skills (GDB or equivalent), Experience with SystemC simulators (Virtualizer or Helium), Experience with scripting languages such as Python or PowerShell, Experience delivering firmware or embedded software products, Knowledge of low-level hardware domains such as PCIe, DMA, NVMe, networking controllers, memory controllers or boot flows, Fluent English, Residing in Poland 📃 Skills: SystemC, C, C++, Python, PowerShell, GDB, Virtualizer, Helium, PCIe, DMA, NVMe, Drivers, Bootloaders, SoC, Firmware, Embedded, Debugging 🏢 Description: As part of a collaboration with a global leader in technology and digital innovation, we are looking for a System-Level Modeling Engineer with SystemC and SoC experience to join our project. The company develops cutting-edge solutions that drive the advancement of cloud services, cybersecurity, as well as software and hardware platforms used by millions of users and businesses worldwide. This role offers the opportunity to contribute to advanced research and development initiatives in the field of embedded software and system modeling. Your tasks Architect and implement models as well as validation firmware/software for various silicon components (e.g., boot ROMs, PCIe, USB, compute clusters) Lead the technical development of models, firmware, and embedded software Collaborate closely with hardware and software architects to define specifications and ensure system-level integration Mentor junior engineers in software design, firmware development, and best engineering practices Participate in design and code reviews, ensuring high-quality and maintainable solutions Drive debugging and optimization efforts to improve performance and reliability Provide clear technical documentation for developed models, APIs, and workflows Work in a diverse, multidisciplinary team and actively contribute to a collaborative environment Communicate progress, risks, and technical challenges effectively to stakeholders and management Requirements Bachelor’s or higher degree in Computer Science, Computer Engineering, Electrical Engineering, or a related field At least 5 years of professional experience in embedded software development Strong proficiency in C or C++, with hands-on experience in SystemC and a passion for developing low-level software that interfaces directly with hardware Solid understanding of operating systems, including drivers, memory management, bootloaders, and scheduling, together with excellent debugging skills (GDB or equivalent) Proven ability to translate ambitious, ambiguous goals into concrete requirements, architectures, APIs, and delivery plans, while providing clear updates to stakeholders Practical experience with industry-standard SystemC simulators (e.g., Virtualizer, Helium) and scripting languages such as Python or PowerShell Track record of shipped products containing firmware or embedded software, preferably developed in pre-silicon environments Knowledge in one or more of the following domains: drivers, DMA, PCIe, NVMe, image/video decoders, networking controllers, memory controllers/training, boot flows, or power management Communicative proficiency in English Residing in Poland required What we offer Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022 Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more Comfortable workplace – class A offices or remote work Dozens of fascinating projects for prestigious brands from all over the world PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers Investment in your growth – meetups, webinars, training platform and technology blog – you choose Fantastic atmosphere created by all Sii Power People If you want to work on systems with high operational significance — apply now!

🏢 Summary: Development and maintenance of embedded firmware and low-level system software for high-performance programmable Ethernet switches. The role involves close collaboration with hardware teams, board bring-up, system validation, and optimization of hardware–software interactions. It also includes automated testing and participation in code reviews within advanced networking projects. 🗂️ Requirements: Minimum 5 years of commercial experience in a similar role, Strong programming skills in C and C++, Experience with Python under Linux, Experience in programming complex hardware systems, Understanding of SoC architectures, Knowledge of memory management and interrupt handling, Knowledge of RTOS concepts, Experience with embedded Linux build systems (Yocto, Buildroot), Good command of English (spoken and written), Residence in Poland 📃 Skills: C, C++, Python, Linux, SoC, RTOS, Yocto, Buildroot, Ethernet, PCIe, SPI, I2C, UART 🏢 Description: Będziesz pracować nad wbudowanym oprogramowaniem układowym i niskopoziomowym oprogramowaniem systemowym dla najnowocześniejszych programowalnych przełączników Ethernet. Rola ta obejmuje ścisłą współpracę z zespołami sprzętowymi i programistycznymi w celu wprowadzenia nowych funkcji w wysokowydajnych urządzeniach sieciowych. Dołączając do nas, stajesz się członkiem Centrum Kompetencyjnego Embedded w Sii - wewnętrznej jednostki organizacyjnej, zrzeszającej ponad 500 specjalistów w całym kraju! Obecnie pracujemy nad około 100 projektami dla 50 klientów z różnych branż, w tym motoryzacyjnej, IoT, telekomunikacyjnej i medycznej. Twoje zadania Opracowywanie i utrzymywanie wbudowanego oprogramowania układowego dla przełączników programowalnych Współpraca z zespołami sprzętowymi przy wprowadzaniu płyt i walidacji systemu Debugowanie i optymalizacja interakcji między sprzętem a oprogramowaniem Pisanie i utrzymywanie zautomatyzowanych testów dla komponentów oprogramowania układowego Udział w przeglądach kodu i dyskusjach projektowych Wymagania Minimum 5 lat komercyjnego doświadczenia na podobnym stanowisku Duże doświadczenie w programowaniu w językach C/C++ i Python pod systemem Linux Udokumentowane doświadczenie w programowaniu złożonych urządzeń/systemów sprzętowych Zrozumienie architektur SoC, zarządzania pamięcią i obsługi przerwań Znajomość koncepcji systemów operacyjnych czasu rzeczywistego i wbudowanych systemów kompilacji Linux (Yocto, Buildroot) Dobra znajomość języka angielskiego w mowie i piśmie (codzienna komunikacja) Umiejętność samodzielnego uczenia się, proaktywność i umiejętność współpracy w zespole Wymagane miejsce zamieszkania w Polsce Mile widziane Znajomość protokołów komunikacyjnych (Ethernet, PCIe, SPI, I2C, UART) Doświadczenie w tworzeniu płytek drukowanych, rozwoju BSP lub debugowaniu oprogramowania układowego Benefity, które czekają na Ciebie: Tytuł Great Place to Work od 2015 roku - to dzięki opiniom pracowników otrzymujemy tytuł i wdrażamy nowe pomysły Stabilność zatrudnienia - 2,1 MLD PLN przychodu, brak długów, od 2006 roku na rynku Dzielimy się zyskiem z pracownikami - od 2022 roku przeznaczyliśmy na ten cel już ponad 76 milionów PLN Bogaty pakiet benefitów - prywatna opieka zdrowotna, platforma kafeteryjna, zniżki na samochody i więcej Komfortowe miejsce pracy - pracuj w naszych biurach klasy A lub zdalnie Dziesiątki fascynujących projektów dla prestiżowych marek z całego świata 1 000 000 PLN rocznie na Twoje pomysły - taką kwotą wspieramy pasje i akcje wolontariackie naszych pracowników Stawiamy na Twój rozwój - meetupy, webinary, platforma szkoleniowa i blog technologiczny – Ty wybierasz Fantastyczna atmosfera stworzona przez wszystkich Sii Power People Dołącz do zespołu Sii – rozwijaj umiejętności, zdobywaj doświadczenie i buduj karierę!