Principal System Design Engineer

Extensive experience in systems engineering and system design leadership.

Proven ability to resolve complex design challenges and make strategic trade-offs.

Strong track record of leading cross-functional teams and engaging specialist disciplines.

Expertise in structured design methods and requirements management.

Exceptional communication skills—able to present confidently at senior-level reviews.

Skilled in producing high-quality technical documentation and delivering to schedule.

Proficiency in Microsoft tools (Word, Excel, PowerPoint, Visio).

Proven track record in system architecture and design for complex, mission-critical systems.

Experience across the full engineering lifecycle (requirements, design, integration, verification).

Deep understanding of network architectures, OSI model, and open standards.

Familiarity with Open and Military Standards and compliance frameworks.

Experience with Model-Based Systems Engineering (MBSE), SysML and structured design methodologies.

Knowledge of TOGAF or NATO Architecture Framework.

Awareness of Safety, Security, and ILS processes within defence programmes.

Experience working with or familiarity with AI/ML models is preferred.

Salary for this position is £59,200 to £80,000, depending on experience plus our excellent flexible benefits package.

We offer hybrid working - for this role ideally we are looking for an average of 2 days per week per month on site.

We pride ourselves in being a great place to work with a shared sense of purpose, offering impressive benefits: