Trainer– Networking, RF & SD-WAN Technologies

🏢 Summary: Technical Lead role focused on enterprise networking, RF and wireless technologies, and SD-WAN/SD-Branch environments, responsible for leading advanced troubleshooting, escalations, and technical operations. The position combines deep hands-on networking expertise with oversight of RCA, protocol analysis, and support for complex routing and wireless deployments. The role also includes technical mentoring and collaboration with engineering teams to drive operational excellence. 🗂️ Requirements: 5–7 years of experience in enterprise networking and wireless environments, Strong knowledge of RF propagation and interference analysis, Experience with wireless troubleshooting and high-density deployments, Strong understanding of BGP and OSPF, Knowledge of SD-WAN and SD-Branch architectures, Experience with underlay and overlay networks, Deep understanding of TCP/IP and OSI model, Strong packet analysis and troubleshooting skills, Ability to perform Root Cause Analysis (RCA), Fluent English (B2), Fluent German or French or Spanish (B2/C1/C2) 📃 Skills: RF, Wireless, SD-WAN, SD-Branch, BGP, OSPF, TCP/IP, OSI, Ethernet, IP, TCP, UDP, VLAN, Wireshark, SNR, RSSI, Aruba, Cisco, Juniper 🏢 Description: Role Title: Technical Lead– Networking, RF & SD-WAN Technologies Location: Poland Language Requirements Should have a multilingual profile English at a B2 level Fluent proficiency (B2, C1/C2 level) in the following languages is required: German/ French/ Spanish Experience Required: 5–7 Years Role Overview We are seeking a highly capable Technical Lead with strong expertise in enterprise networking, RF technologies, SD-WAN/SD-Branch, and advanced troubleshooting operations. The candidate will lead technical operations, support escalation handling, mentor engineers, and drive technical excellence across networking and wireless environments. Job Description – Key Responsibilities Lead technical troubleshooting and escalation handling. Support L1/L2 engineering teams during critical incidents. Perform Root Cause Analysis (RCA). Collaborate with Engineering and Product teams. Support lab replication and bug identification activities. Create technical documentation and troubleshooting procedures. Technical Guidance through backlog reviews Team Leadership: Mentoring, conducting one-on-ones, delegating tasks based on strengths, and fostering a culture of accountability Client Management: managing expectations and building trust through transparency Process Improvement Balancing Technical Skills with Management Establish Clear Goals Provide Immediate Feedback: Deliver both positive recognition and constructive criticism promptly to help members grow Invest in Continuous Learning: Support training, workshops, and seminars for your team's professional development Core Technical Requirements RF & Wireless Knowledge Strong understanding of RF propagation and interference analysis. Experience with wireless frequency behavior and channel optimization. Knowledge of SNR, RSSI, noise analysis, and roaming technologies. Wireless troubleshooting and high-density deployment experience. Routing & SD-WAN Expertise Strong understanding of BGP and OSPF routing protocols. Knowledge of route redistribution, failover, and resiliency. Strong understanding of SD-WAN and SD-Branch architectures. Experience with Underlay and Overlay networks. Understanding of orchestration workflows and traffic steering. Network Troubleshooting & Protocol Analysis Deep understanding of TCP/IP protocol stack. Knowledge of OSI Layer operations and packet flow analysis. Understanding of Ethernet, IP, TCP, UDP, and VLAN headers. Strong Wireshark packet analysis and troubleshooting skills. Ability to troubleshoot routing convergence, latency, and packet loss. Preferred Experience ISP operational experience. TAC support experience Experience working with enterprise customers. Exposure to Aruba, Cisco, Juniper, or enterprise wireless platforms. Preferred Certifications CCNP / CCIE Aruba Certifications CWNA / CWSP SD-WAN Certifications Soft Skills Strong leadership and ownership mindset. Excellent troubleshooting and mentoring skills. Strong communication and documentation ability. Customer-focused problem-solving mindset

🏢 Summary: Technical Lead role focused on enterprise networking, RF and wireless technologies, and SD-WAN/SD-Branch environments, combining advanced troubleshooting with team leadership and escalation management. The position involves leading L1/L2 support, performing root cause analysis, collaborating with engineering teams, and driving technical excellence in complex network infrastructures. It requires strong hands-on expertise in routing, wireless deployments, packet analysis, and enterprise network operations. 🗂️ Requirements: 5–7 years of experience in enterprise networking and wireless environments, Strong expertise in RF propagation and interference analysis, Experience with wireless troubleshooting and high-density deployments, Strong knowledge of BGP and OSPF routing protocols, Experience with SD-WAN and SD-Branch architectures, Ability to perform advanced troubleshooting and root cause analysis, Strong knowledge of TCP/IP stack and OSI model, Experience with packet analysis and Wireshark, Ability to troubleshoot routing convergence, latency, and packet loss, Fluent English (B2), Fluent German or French or Spanish (B2/C1/C2) 📃 Skills: RF, SD-WAN, SD-Branch, BGP, OSPF, TCP/IP, OSI, Wireshark, Ethernet, VLAN, UDP, SNR, RSSI, Aruba, Cisco, Juniper 🏢 Description: Role Title: Technical Lead– Networking, RF & SD-WAN Technologies Location: Poland Language Requirements Should have a multilingual profile English at a B2 level Fluent proficiency (B2, C1/C2 level) in the following languages is required: German/ French/ Spanish Experience Required: 5–7 Years Role Overview We are seeking a highly capable Technical Lead with strong expertise in enterprise networking, RF technologies, SD-WAN/SD-Branch, and advanced troubleshooting operations. The candidate will lead technical operations, support escalation handling, mentor engineers, and drive technical excellence across networking and wireless environments. Job Description – Key Responsibilities Lead technical troubleshooting and escalation handling. Support L1/L2 engineering teams during critical incidents. Perform Root Cause Analysis (RCA). Collaborate with Engineering and Product teams. Support lab replication and bug identification activities. Create technical documentation and troubleshooting procedures. Technical Guidance through backlog reviews Team Leadership: Mentoring, conducting one-on-ones, delegating tasks based on strengths, and fostering a culture of accountability Client Management: managing expectations and building trust through transparency Process Improvement Balancing Technical Skills with Management Establish Clear Goals Provide Immediate Feedback: Deliver both positive recognition and constructive criticism promptly to help members grow Invest in Continuous Learning: Support training, workshops, and seminars for your team's professional development Core Technical Requirements RF & Wireless Knowledge Strong understanding of RF propagation and interference analysis. Experience with wireless frequency behavior and channel optimization. Knowledge of SNR, RSSI, noise analysis, and roaming technologies. Wireless troubleshooting and high-density deployment experience. Routing & SD-WAN Expertise Strong understanding of BGP and OSPF routing protocols. Knowledge of route redistribution, failover, and resiliency. Strong understanding of SD-WAN and SD-Branch architectures. Experience with Underlay and Overlay networks. Understanding of orchestration workflows and traffic steering. Network Troubleshooting & Protocol Analysis Deep understanding of TCP/IP protocol stack. Knowledge of OSI Layer operations and packet flow analysis. Understanding of Ethernet, IP, TCP, UDP, and VLAN headers. Strong Wireshark packet analysis and troubleshooting skills. Ability to troubleshoot routing convergence, latency, and packet loss. Preferred Experience ISP operational experience. TAC support experience Experience working with enterprise customers. Exposure to Aruba, Cisco, Juniper, or enterprise wireless platforms. Preferred Certifications CCNP / CCIE Aruba Certifications CWNA / CWSP SD-WAN Certifications Soft Skills Strong leadership and ownership mindset. Excellent troubleshooting and mentoring skills. Strong communication and documentation ability. Customer-focused problem-solving mindset

🏢 Summary: Technical Lead role focused on enterprise networking, RF and SD-WAN technologies, responsible for leading troubleshooting operations, handling escalations, and mentoring engineering teams. The position combines deep hands-on network expertise with technical leadership in complex wireless and routing environments. Requires multilingual communication and advanced protocol analysis skills. 🗂️ Requirements: 5–7 years networking experience, Fluent English B2, Fluent German or French or Spanish B2+, Strong RF and wireless troubleshooting, Strong BGP and OSPF knowledge, SD-WAN and SD-Branch expertise, Deep TCP/IP understanding, Wireshark packet analysis experience, Experience with routing convergence and failover, Experience with enterprise wireless platforms 📃 Skills: RF, SD-WAN, SD-Branch, BGP, OSPF, TCP/IP, OSI, Wireshark, Ethernet, IP, TCP, UDP, VLAN, SNR, RSSI, Underlay, Overlay, Aruba, Cisco, Juniper 🏢 Description: Role Title: Technical Lead– Networking, RF & SD-WAN Technologies Location: Poland Language Requirements Should have a multilingual profile English at a B2 level Fluent proficiency (B2, C1/C2 level) in the following languages is required: German/ French/ Spanish Experience Required: 5–7 Years Role Overview We are seeking a highly capable Technical Lead with strong expertise in enterprise networking, RF technologies, SD-WAN/SD-Branch, and advanced troubleshooting operations. The candidate will lead technical operations, support escalation handling, mentor engineers, and drive technical excellence across networking and wireless environments. Job Description – Key Responsibilities Lead technical troubleshooting and escalation handling. Support L1/L2 engineering teams during critical incidents. Perform Root Cause Analysis (RCA). Collaborate with Engineering and Product teams. Support lab replication and bug identification activities. Create technical documentation and troubleshooting procedures. Technical Guidance through backlog reviews Team Leadership: Mentoring, conducting one-on-ones, delegating tasks based on strengths, and fostering a culture of accountability Client Management: managing expectations and building trust through transparency Process Improvement Balancing Technical Skills with Management Establish Clear Goals Provide Immediate Feedback: Deliver both positive recognition and constructive criticism promptly to help members grow Invest in Continuous Learning: Support training, workshops, and seminars for your team's professional development Core Technical Requirements RF & Wireless Knowledge Strong understanding of RF propagation and interference analysis. Experience with wireless frequency behavior and channel optimization. Knowledge of SNR, RSSI, noise analysis, and roaming technologies. Wireless troubleshooting and high-density deployment experience. Routing & SD-WAN Expertise Strong understanding of BGP and OSPF routing protocols. Knowledge of route redistribution, failover, and resiliency. Strong understanding of SD-WAN and SD-Branch architectures. Experience with Underlay and Overlay networks. Understanding of orchestration workflows and traffic steering. Network Troubleshooting & Protocol Analysis Deep understanding of TCP/IP protocol stack. Knowledge of OSI Layer operations and packet flow analysis. Understanding of Ethernet, IP, TCP, UDP, and VLAN headers. Strong Wireshark packet analysis and troubleshooting skills. Ability to troubleshoot routing convergence, latency, and packet loss. Preferred Experience ISP operational experience. TAC support experience Experience working with enterprise customers. Exposure to Aruba, Cisco, Juniper, or enterprise wireless platforms. Preferred Certifications CCNP / CCIE Aruba Certifications CWNA / CWSP SD-WAN Certifications Soft Skills Strong leadership and ownership mindset. Excellent troubleshooting and mentoring skills. Strong communication and documentation ability. Customer-focused problem-solving mindset

🏢 Summary: Technical Lead role focused on enterprise networking, RF and wireless technologies, and SD-WAN/SD-Branch environments. The position involves leading advanced troubleshooting, handling escalations, performing RCA, and guiding L1/L2 engineers in complex networking operations. The role combines deep technical expertise with oversight of network performance, protocol analysis, and wireless optimization. 🗂️ Requirements: 5–7 years networking experience, B2 English proficiency, Fluent German or French or Spanish (B2–C2), Strong RF propagation and interference analysis knowledge, Wireless troubleshooting and high-density deployment experience, Strong BGP and OSPF knowledge, SD-WAN and SD-Branch architecture expertise, Underlay and Overlay network understanding, Deep TCP/IP stack knowledge, Packet analysis with Wireshark, Routing convergence and failover troubleshooting, RCA experience, Enterprise networking environment experience 📃 Skills: RF, SNR, RSSI, BGP, OSPF, SD-WAN, SD-Branch, TCP/IP, OSI, Ethernet, IP, TCP, UDP, VLAN, Wireshark, Underlay, Overlay, Orchestration, Aruba, Cisco, Juniper, CCNP, CCIE, CWNA, CWSP 🏢 Description: Role Title: Technical Lead– Networking, RF & SD-WAN Technologies Location: Poland Language Requirements Should have a multilingual profile English at a B2 level Fluent proficiency (B2, C1/C2 level) in the following languages is required: German/ French/ Spanish Experience Required: 5–7 Years Role Overview We are seeking a highly capable Technical Lead with strong expertise in enterprise networking, RF technologies, SD-WAN/SD-Branch, and advanced troubleshooting operations. The candidate will lead technical operations, support escalation handling, mentor engineers, and drive technical excellence across networking and wireless environments. Job Description – Key Responsibilities Lead technical troubleshooting and escalation handling. Support L1/L2 engineering teams during critical incidents. Perform Root Cause Analysis (RCA). Collaborate with Engineering and Product teams. Support lab replication and bug identification activities. Create technical documentation and troubleshooting procedures. Technical Guidance through backlog reviews Team Leadership: Mentoring, conducting one-on-ones, delegating tasks based on strengths, and fostering a culture of accountability Client Management: managing expectations and building trust through transparency Process Improvement Balancing Technical Skills with Management Establish Clear Goals Provide Immediate Feedback: Deliver both positive recognition and constructive criticism promptly to help members grow Invest in Continuous Learning: Support training, workshops, and seminars for your team's professional development Core Technical Requirements RF & Wireless Knowledge Strong understanding of RF propagation and interference analysis. Experience with wireless frequency behavior and channel optimization. Knowledge of SNR, RSSI, noise analysis, and roaming technologies. Wireless troubleshooting and high-density deployment experience. Routing & SD-WAN Expertise Strong understanding of BGP and OSPF routing protocols. Knowledge of route redistribution, failover, and resiliency. Strong understanding of SD-WAN and SD-Branch architectures. Experience with Underlay and Overlay networks. Understanding of orchestration workflows and traffic steering. Network Troubleshooting & Protocol Analysis D eep understanding of TCP/IP protocol stack. Knowledge of OSI Layer operations and packet flow analysis. Understanding of Ethernet, IP, TCP, UDP, and VLAN headers. Strong Wireshark packet analysis and troubleshooting skills. Ability to troubleshoot routing convergence, latency, and packet loss. Preferred Experience ISP operational experience. TAC support experience Experience working with enterprise customers. Exposure to Aruba, Cisco, Juniper, or enterprise wireless platforms. Preferred Certifications CCNP / CCIE Aruba Certifications CWNA / CWSP SD-WAN Certifications Soft Skills Strong leadership and ownership mindset. Excellent troubleshooting and mentoring skills. Strong communication and documentation ability. Customer-focused problem-solving mindset

🏢 Summary: The offer is for a Network Automation / DevOps Engineer responsible for transforming a global, high-availability financial network into a highly automated, observable, and self-service platform. The role focuses on building advanced telemetry, monitoring, and infrastructure automation solutions in a low-latency capital markets environment. It combines deep networking expertise with Infrastructure as Code and cloud integration. 🗂️ Requirements: Experience with modern monitoring and telemetry stacks, Hands-on experience with network automation tools, Proficiency in Python programming, Experience with Infrastructure as Code, Knowledge of NETCONF or RESTCONF, Strong understanding of BGP, OSPF, PIM, IGMP, Experience with AWS networking, Ability to perform deep packet analysis, Experience managing multi-vendor network environments, Willingness to participate in 24/7 on-call rotation 📃 Skills: Python, Git, Ansible, Jinja, Terraform, Netbox, Temporal, Prometheus, Grafana, Telegraf, gNMI, YANG, NETCONF, RESTCONF, BGP, OSPF, PIM, IGMP, AWS, Cisco 🏢 Description: Location: Warsaw, Poland (City Centre, near Rondo ONZ) — Hybrid model (3 days a week in the office, 2 days remote) Contract Type: Permanent (Umowa o Pracę) About the Role & Project: We are recruiting for our client – a rapidly growing, global financial institution operating in the capital markets. We are looking for an engineer eager to bridge the gap between traditional network engineering and modern DevOps practices. This is not a role for a traditional network administrator. We are seeking a specialist whose default approach to repetitive tasks is automation, and who is passionate about building advanced telemetry and monitoring systems. Your mission will be to transform a global, high-availability infrastructure into a self-service, highly observable platform. If you thrive in environments where system stability and milliseconds directly impact business outcomes, and where manual intervention is treated as a problem to be solved with code, this is the team for you. Key Responsibilities: Design, implement, and maintain advanced telemetry, monitoring, and predictive alerting systems for a global, high-availability network. Develop, scale, and maintain automation tools to streamline network workflows (from automated provisioning to zero-touch deployments). Collaborate closely with engineering and investment teams to align network performance with dynamic business and trading requirements. Define, implement, and maintain configuration standards across a robust multi-vendor environment. Serve as the senior escalation point for troubleshooting and resolving complex performance and routing anomalies. Participate in a 24/7 on-call rotation and scheduled out-of-hours maintenance windows. Technical Profile (Technical Fit): Observability-First Mindset: Practical experience with modern monitoring stacks, telemetry protocols, and metrics collection (Prometheus, Grafana, Telegraf, gNMI, YANG, Cisco Telemetry). Automation as a Standard: Strong hands-on experience with automation tools and frameworks such as Ansible, Jinja, Terraform, Netbox, and workflow engines (e.g., Temporal). Infrastructure as Code (IaC) & Dev Skills: Proficiency in Python and Git, with experience managing network configurations programmatically (NETCONF/RESTCONF). Core Networking Foundations: Solid understanding of routing protocols and multicast environments (BGP, OSPF, PIM, IGMP). Public Cloud Integration: Practical knowledge of building and managing cloud network infrastructure (AWS). Advanced Troubleshooting: Ability to perform deep-packet analysis and diagnose complex, transient network issues under pressure. Personal Attributes (Cultural Fit): A continuous learning mindset with a drive to proactively identify and optimize inefficient processes. Ability to work independently, taking ownership of projects and delivering them on schedule with minimal supervision. Excellent communication and collaboration skills, comfortable working in a fast-paced, international team. Strong analytical thinking and decision-making skills under pressure. Bonus Points: Experience integrating enterprise-grade VoIP and cloud collaboration systems. Familiarity with network security, identity management, and segmentation solutions (e.g., Cisco ISE). A basic understanding of financial markets, trading lifecycles, or quantitative trading environments. What We Offer: Stable Employment: Full-time employment contract (Umowa o Pracę - UoP). Tax Optimization: Eligibility for creative tax-deductible costs (KUP - Koszty Uzyskania Przychodu). Financial Reward: Highly competitive base salary accompanied by a generous annual performance bonus. Comprehensive Health: Premium private medical care package that fully includes dental coverage (stomatologia). Wellness & Lifestyle: MultiSport card to keep you active and healthy. Daily Perks: Pre-funded lunch card for your daily meals.

🏢 Summary: Hybrid Network Engineer (Cloud) role focused on designing, managing and automating connectivity between cloud platforms (AWS/GCP/Azure) and on-premises infrastructure in a global enterprise environment. The position combines hands-on engineering, network architecture decision-making and technical leadership, ensuring scalable, secure and reliable solutions. Responsibilities include infrastructure automation, complex troubleshooting and establishing network standards and best practices. 🗂️ Requirements: 6+ years of networking experience (traditional and cloud), 4+ years of hands-on AWS experience, Strong knowledge of routing, switching, firewalls and SD-WAN, Experience with Terraform and Infrastructure as Code, Strong Python skills, Strong Linux skills, Experience in regulated enterprise environments, English proficiency B2+ 📃 Skills: AWS, GCP, Azure, Terraform, Python, Linux, CI/CD, SD-WAN, Routing, Switching, Firewalls 🏢 Description: Network Engineer (Cloud) Hybrid (1 day office in Warsaw) You will: Design and manage networks connecting cloud environments (AWS/GCP/Azure) with on-premises infrastructure across a global enterprise Mentor a team of engineers, providing hands-on guidance and technical leadership Drive network architecture decisions – ensuring solutions are scalable, secure and reliable Automate infrastructure with Terraform, Python and CI/CD pipelines Troubleshoot complex network issues and own them end-to-end Create and maintain documentation, standards and best practices You bring: 6+ years in networking – classic and cloud 4+ years of hands-on AWS experience Deep knowledge of routing, switching, firewalls and SD-WAN Strong Terraform/IaC, Python and Linux skills Experience in regulated enterprise environments English B2+

🏢 Summary: Short-term, fully remote contract for a Senior AWS Network Engineer to design and deploy enterprise-grade global network infrastructure in AWS. The role focuses on building Cloud WAN, centralized egress architectures with AWS Network Firewall, and automating infrastructure using Terraform across multi-region environments. 🗂️ Requirements: 5+ years of network engineering experience in enterprise cloud environments, Deep hands-on expertise with AWS Cloud WAN and multi-region routing, Strong proficiency in Terraform for infrastructure as code, Extensive experience with AWS Network Firewall and centralized egress architectures, Experience with global backbone network deployments across multiple regions, Ability to troubleshoot complex multi-region network issues, Experience applying Agile and DevOps practices to network infrastructure, Fluent English (B2 level or higher), Ability to pass security check 📃 Skills: AWS, CloudWAN, Terraform, NetworkFirewall, Routing, IaC, DevOps, Agile, Networking, Automation 🏢 Description: Senior AWS Network Engineer We are looking for a highly motivated Senior AWS Network Engineer to join our client's project. The client is a UK-based company and a global leader in cloud-based CRM software solutions. This is a short-term, fully remote role within an Extended Teams model Position: Senior AWS Network / Cloud Engineer. Salary Rate: Up to 200 PLN/h. Work Type: 100% Remote. Project Duration: June 1, 2026 – August 31, 2026 (3 months). Key Responsibilities In this role, you will be working hands-on to deploy enterprise-grade network solutions: Delivering global network backbone infrastructure across IAD, PDX, and DUB regions. Building centralized egress architectures using AWS Network Firewall for secure and cost-effective traffic management. Building and maintaining AWS Cloud WAN infrastructure for global routing. Developing and maintaining infrastructure as code (IaC) using Terraform. Collaborating with security architects and cloud engineers to translate requirements into technical specs. Driving network automation to enable faster development and delivery. Mentoring other network engineers and providing technical guidance. Troubleshooting complex network issues across multi-region environments. Required Skills and Experience Experience: 5+ years in network engineering, focusing on enterprise cloud network solutions. AWS Cloud WAN: Deep, hands-on expertise in configuration, routing policies, and multi-region connectivity. Terraform: Strong proficiency in managing complex network deployments. AWS Network Firewall: Extensive experience designing centralized egress architectures and managing policies. Methodologies: Experience with Agile and DevOps practices applied to network infrastructure. Language: Fluent English (B2, C1, or C2 level). Recruitment Process Interview: The process includes an interview with the end client. Security Check: Candidates must pass a security check to start the project.

🏢 Summary: Fully remote Senior Network Engineer role supporting large-scale, low-latency trading infrastructure for a North American bank. The position focuses on building, maintaining, and automating enterprise and cloud network environments to ensure high performance, reliability, and security. It combines hands-on network engineering with infrastructure-as-code and automation practices. 🗂️ Requirements: 6+ years of experience in network engineering, Strong knowledge of enterprise network architecture, Experience with Arista switches, Experience with multicast routing, Deep understanding of TCP/IP, BGP, OSPF, MPLS, DNS, DHCP, VPN, Experience with cloud networking (AWS), Experience with network automation and scripting, Experience with infrastructure-as-code and configuration management tools, Experience with NetBox or similar source-of-truth platforms, Ability to work US Eastern hours from Poland, Fluent English, Eligibility to work in Poland 📃 Skills: TCP/IP, BGP, OSPF, MPLS, DNS, DHCP, VPN, AWS, Arista, Multicast, NetBox, Python, Bash, Terraform, Ansible, ACL, VPC 🏢 Description: Are you an experienced network engineer who enjoys building and managing infrastructure at scale? Do you love working with other seasoned engineers on interesting scale, reliability, and finance-specific challenges? Want to work on large systems that power real-time trading across global markets? If so, we’re looking for people like you. The Role at a Glance Title: Senior Network Engineer Employer: Fully remote role supporting a leading North American bank Contract: B2B, 220zł-240zł/hour net + VAT Location: Open only to candidates based in Poland Hours: Work US Eastern business hours (15:00–23:00 Poland time) We’re hiring experienced network engineers (6+ years) to join the IT infrastructure team at a top North American bank — directly supporting the operations and development of financial trading systems . You’ll be part of the core IT infrastructure team , building and maintaining infrastructure for highly-performant, low-latency trading systems used across the firm. Why Join Us? Work on large-scale systems - routers, switches, low-latency trading infra supporting hundreds of physical and virtual servers. Collaborate with a world-class team of network engineers, DevOps engineers, and developers across North America and Europe. Enjoy a long-term, fully remote role . Competitive compensation and long term stability that only a bank can offer. This role is critical to maintaining the performance, reliability, and security of the network infrastructure that supports the trading systems. You’ll work across both on-premises trading infrastructure and cloud environments, ensuring seamless connectivity and secure access for business-critical systems. The position combines hands-on engineering with automation and infrastructure-as-code practices , solving complex problems through collaboration and technical expertise. This is a fully remote role based in Poland . You will work directly with the bank while being contracted through a Polish partner company that provides local support and administration. The position requires strong English skills (spoken and written) to collaborate daily with colleagues in North America. This role requires working during US Eastern business hours in order to be able to collaborate closely with other team members. Only open to residents of Poland. Polish citizens, as well as legal residents with permission to work in Poland are welcome. Successful candidates will need to pass a standard background check. What we offer Work that matters in the financial domain: Work on a trading system at an established financial institution, processing millions of transactions daily. Professional growth: Collaborate with smart, highly capable developers in a supportive and challenging environment. Direct collaboration : You will work directly with the bank’s team in North America and in Poland. 1st-tier work : This is not a technical support or legacy maintenance role. The system is functional and is actively being built and you will take part in updating it. The people who built the system are still part of the team. Long-term commitment: This is not a fixed-scope or fixed-term outsourcing role; we value people who want to grow and contribute long-term. Fully remote work: Fully remote position based in Poland. Competitive Compensation: Above-average pay and ample time-off options. Responsibilities Network Operations & Support Deployment, configuration, and maintenance of network devices such as switches, routers, and firewalls. Monitoring of network health and resolution of connectivity issues across enterprise environments. Support for infrastructure expansion, migrations, and lifecycle upgrades in both cloud and on-premises facilities. Cloud & Hybrid Networking Design and management of cloud-based network infrastructure including VPCs, subnets, route tables, and security groups. Enablement of hybrid connectivity between cloud and on-prem environments. Collaboration with cloud and DevOps teams to optimize network performance and reliability. Automation & Infrastructure-as-Code Development of scripts and tools to automate network provisioning, configuration, and monitoring. Use of infrastructure-as-code frameworks (e.g., Terraform) and configuration automation (e.g. Ansible) to manage network infrastructure. Management of automation pipelines and configuration management systems. Integration with tools like NetBox to maintain source-of-truth for network inventory and topology. Security & Compliance Implementation and management of Access Control Lists (ACLs) to regulate traffic and enforce security boundaries. Enforcement of network segmentation and isolation policies to protect sensitive workloads and environments. Assistance in vulnerability remediation and compliance initiatives. Regular audits of network configurations and access policies to ensure alignment with security standards. Collaboration & Documentation Engagement with cross-functional teams to support infrastructure and application needs. Maintenance of accurate network documentation, diagrams, and operational procedures. Participation in process improvements and knowledge sharing initiatives. Requirements Solid understanding of networking protocols and enterprise network architecture. Experience with Arista switches. Multicast routing experience. Deep understanding of TCP/IP, BGP, OSPF, MPLS, DNS, DHCP, and VPN technologies. Experience with network source-of-truth platforms like NetBox. Knowledge of cloud networking concepts and services (e.g., AWS). Strong troubleshooting, communication, and collaboration skills. Experience with network automation and scripting (e.g., Python, Bash). Familiarity with infrastructure-as-code and configuration automation tools (e.g., Terraform, Ansible). Interview process Apply: Send us your CV. Written screen: Answer a short set of written questions to show us how you think about networking. Interviews: A three-stage online process, one with a technical recruiter with latter rounds at the bank. Successful candidates will need to pass a standard background check.

🏢 Summary: Remote Network & Security Engineer role focused on designing, deploying, and supporting secure multisite network infrastructures with high availability and resilience. The position involves implementing SASE, SD-WAN, Zero Trust segmentation, and modernizing LAN/WAN environments while ensuring operational continuity. The engineer will also handle advanced troubleshooting and Level 2/3 support across distributed environments. 🗂️ Requirements: Minimum 7 years of experience in Network/Security engineering, Strong expertise in network security and firewall administration, Solid knowledge of routing and switching (VLAN, STP, OSPF/BGP), Experience with multisite architectures and WAN interconnections, Proven experience deploying end-to-end network and security solutions, Ability to provide Level 2/3 support for complex incidents, Experience delivering technical projects in multi-site environments, Proficiency with monitoring tools and flow analysis 📃 Skills: SASE, SD-WAN, LAN, WAN, VLAN, STP, OSPF, BGP, VPN, Wi-Fi, Firewall, ZeroTrust, Microsegmentation, Switching, Routing, Monitoring 🏢 Description: Project Information: Work model: remote Onboarding: onside (France) Salary range: up to 260€/day on B2B We’re looking for a Network & Security Engineer ready to operate at the core of a distributed, multisite infrastructure with high expectations around availability, resilience, and cybersecurity . You will play a key role in evolving network architectures, securing interconnections, managing firewalls, and deploying technical solutions across all our locations. Main Responsibilities Participate in the deployment and go-live of new network & security solutions (SASE) . Implement new sites, migrate legacy architectures, modernize LAN/WAN, deploy Zero Trust segmentation . Contribute to major projects: SD-WAN, micro-segmentation, secure Wi-Fi enhancement , etc. Produce high-quality documentation: project docs, procedures, operational guides, failover plans. Handle Level 2/3 support for complex network and security incidents. Ensure operational continuity for infrastructures (switching, routing, Wi-Fi, VPN, security). Maintain configuration consistency across all sites. Key Requirements Strong expertise in network security and firewall administration . Solid command of routing & switching : VLAN, STP, OSPF/BGP (preferred). Deep understanding of multisite architectures and WAN interconnections . Proven experience deploying end-to-end network & security solutions . Mastery of monitoring tools, flow analysis, and advanced troubleshooting. Minimum 7 years in a Network/Security engineering role. Hands-on experience delivering technical projects, ideally in multi-site environments .

🏢 Summary: The role focuses on designing, delivering, and operating a global AWS network backbone across multiple regions, with emphasis on Cloud WAN, centralized egress architectures, and automation-first infrastructure. It involves building secure, scalable, and cost-efficient network solutions using Infrastructure as Code and driving network reliability through testing, monitoring, and continuous improvement. The position also includes hands-on technical leadership and implementation of network automation in complex multi-region environments. 🗂️ Requirements: 5+ years of network engineering experience in enterprise cloud environments, Deep hands-on expertise with AWS Cloud WAN and multi-region connectivity, Strong proficiency in Terraform for infrastructure as code, Experience designing centralized egress architectures with AWS Network Firewall, Experience delivering large-scale network infrastructure projects, Experience with network automation and DevOps practices, Ability to troubleshoot complex multi-region network issues, Experience with AI-powered coding assistants in software delivery, Work permit and residence within the European Union, Fluent English 📃 Skills: AWS, CloudWAN, Terraform, NetworkFirewall, VPC, Routing, Networking, Automation, DevOps, IaC, Git, CI/CD, Monitoring, Firewall, AI 🏢 Description: 🟣 You will be: delivering the entire global network backbone infrastructure across multiple AWS regions, building centralised egress architectures using AWS Network Firewall to ensure secure, scalable, and cost-effective traffic management across all regions, building and maintaining AWS Cloud WAN infrastructure to provide seamless connectivity and routing across the global network footprint, developing and maintaining infrastructure as code using Terraform to ensure consistent, repeatable, and version-controlled network deployments, collaborating with security architects, cloud engineers, and other stakeholders to gather requirements and translate them into robust network architectures and technical specifications, driving the implementation of network automation and self-service capabilities to enable parallel development and incremental delivery of network services, leading by example through hands-on technical work while mentoring other network engineers and providing technical guidance and knowledge sharing, ensuring the reliability, performance, and security of network infrastructure through comprehensive testing, monitoring, and continuous improvement, driving the adoption of best practices in network engineering, including infrastructure as code and automation-first approaches, troubleshooting and resolving complex network issues across multi-region environments on time, staying up to date with the latest AWS networking services, industry trends, and technologies to ensure the infrastructure remains competitive and efficient. 🟣 Your profile: 5+ years of experience in network engineering with a strong focus on enterprise cloud networking solutions, practical experience using AI-powered assistants (e.g. Claude Code, GitHub Copilot, Cursor) to improve productivity, quality, or decision-making in software delivery, deep hands-on expertise in AWS Cloud WAN, including configuration, routing policies, and multi-region connectivity, strong proficiency in Terraform and proven experience managing complex network infrastructure deployments, extensive experience designing and implementing centralised egress architectures using AWS Network Firewall, including policy management and traffic inspection, proven track record of delivering large-scale network infrastructure projects in fast-paced environments, excellent problem-solving skills with the ability to think critically and creatively about complex network challenges, strong communication and collaboration skills with the ability to work effectively in cross-functional and team-oriented environments, experience working with agile methodologies and DevOps practices applied to network infrastructure, ability to use a data-driven approach to network optimisation, capacity planning, and decision-making, fluent English communication skills. 🟣 Nice to have: experience applying GenAI in a more structured way within the SDLC, including defined workflows, prompt patterns, or tool integrations embedded into daily work, interest in and familiarity with emerging AI-driven practices (e.g. agent-based workflows, automation patterns, AI-augmented development), with a willingness to explore and experiment beyond standard approaches. Work from the European Union region and a work permit are required. 🟣 Recruitment Process: CV review – HR Call – Interview – Client Interview – Decision 🎁 Benefits 🎁 ✍ Development: development budget of up to 6,800 PLN, we fund certifications e.g.: AWS, Azure, ISTQB, PSM, access to Udemy, Safari Books Online and more, events and technology conferences, technology Guilds, internal training, Xebia Library, Xebia Upskill. 🩺 We take care of your health: private medical healthcare, MultiSport card - we subsidise a MultiSport card, mental Health Support. 🤸‍♂️ We are flexible: flexible working hours, B2B or permanent contract, contract for an indefinite period.