System Engineer

Job Title: Systems Integration & Communications Engineer

Location: Southampton, UK

Our client is seeking a hands‑on Systems Integration & Communications Engineer to support the development, integration and delivery of advanced electric and autonomous maritime systems. You will work across hardware, software and communications technologies to bring complex systems into reliable operational use.

Key Responsibilities

• Lead and support integration of hardware, software, control systems, networks, sensors and communications equipment.
• Define and manage system requirements, ensuring traceability through testing and validation.
• Develop system architectures, interface definitions and integration documentation.
• Integrate onboard and remote communication systems (LOS, RF, Cellular, Satellite).
• Configure and support networking infrastructure (routers, switches, firewalls and VPNs).
• Work with protocols such as Ethernet, CAN, Serial, NMEA and IP‑based communications.
• Ensure secure, reliable connectivity between vessels and supporting infrastructure.
• Plan and execute system testing, including bench, environmental, field and sea trials.
• Develop test procedures, acceptance criteria and validation activities.
• Analyse system data and logs to identify faults, performance issues and improvement opportunities.
• Diagnose and resolve issues across software, hardware, networking and control systems.
• Contribute to continuous improvement of system reliability, scalability and performance.
• Maintain integration records, configurations, network diagrams and test reports.
• Support configuration control and release management processes.
• Degree or equivalent experience in Systems, Electrical, Software, Communications or related engineering discipline.
• Experience in system integration, testing, commissioning or operational support.
• Strong understanding of systems engineering and complex system interactions.
• Practical knowledge of IP networking (TCP/IP, routing, switching, VLANs).
• Familiarity with communications technologies (RF, cellular, satellite).
• Experience working with sensors, embedded systems or control platforms.
• Strong fault‑finding and problem‑solving skills across multiple domains.
• Ability to interpret technical diagrams and maintain clear documentation.
• Experience in maritime, defence, robotics or autonomous systems.
• Knowledge of marine communication protocols (e.g. NMEA, CAN).
• Familiarity with GNSS, radar or navigation sensors.
• Programming or scripting experience (e.g. Python, bash, C++).
• Exposure to autonomy stacks (e.g. Ardupilot).

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