Senior Systems Engineer

  • Copello
  • Southampton, Hampshire
  • 15/01/2026
Full time Information Technology Telecommunications

Job Description

Copello have partnered with an established Defence Engineering business in the recruitment of a Senior Systems Engineer.

This role focuses on the design and delivery of advanced systems in areas such as resilient navigation, RF communications and sensor-based technologies used in challenging operational environments.

What you ll be doing:

  • Leading system design across the full lifecycle, from early R&D through to deployment and support

  • Acting as technical authority on selected projects, guiding architecture, trade-offs and engineering decisions

  • Working closely with end users and stakeholders to shape and deliver effective solutions

  • Providing technical assurance, managing risk and ensuring quality, performance and delivery targets are met

What we re looking for:

  • A degree in engineering, computer science or a related technical discipline

  • Strong systems engineering background with experience leading technically complex projects

  • Knowledge of sensor and/or communication systems

  • Ability to operate in technically demanding, stakeholder-facing environments

Nice to have:

  • Experience with navigation, positioning or timing systems (including resilient or alternative approaches)

  • Exposure to RF, EW, DSP, FPGA, SDR or antenna-based systems

  • Familiarity with structured development processes (e.g. Waterfall, Agile, SAFe, Spiral)

  • Experience identifying and managing technical risks


Please note candidates must be eligible for SC Clearance for this position.

If you are interested, please get in touch with Ella