Principal Systems Engineer

You'll represent Systems Engineering across major work packages, ensuring ISO 15288 compliance across the full lifecycle while driving stakeholder requirements into robust, compliant technical solutions. You will lead on complex problem solving, develop key engineering artefacts, conduct design reviews, and support bids through estimates and risk analysis. You'll also coach and guide engineering teams, and manage suppliers to ensure delivery against schedule, cost, and quality targets.

Working closely with hardware, firmware, and software architects, you'll help drive modular, reusable designs, clearly communicate complex concepts, and maintain strict security compliance in line with government standards.

• Degree (or equivalent) in Engineering, Mathematics, or Physics, with a defence background

• Minimum 7 years' experience as a Systems Engineer

• Strong Systems Engineering experience across the V lifecycle (ISO/IEEE/IEC standards)

• Proven requirements and design capability

• Team leadership experience

• Proficiency with DOORS, UML, SysML, Enterprise Architect

• Hands-on experience with embedded hardware/software/firmware development

• Active SC clearance (and willingness/ability to achieve DV)

• UK travel and clean driving licence required

Desirable:

• INCOSE ASEP/CSEP certification

• Knowledge of NCSC processes and security artefacts

• SME-level experience with systems engineering tools and practices

If you are an experienced Principal Systems Engineer looking for your next challenge and want to play a key role in shaping defence communications, apply now.

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• £75-£85k base