General Dynamics UK Limited
Principal System Design Engineer
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Company Description
General Dynamics Mission Systems engineers a diverse portfolio of high technology solutions, products, and services that enable customers to successfully execute missions across all domains of operation. With a global team of more than 13,000 top professionals, we partner with the best in industry to expand the bounds of innovation in the defence and scientific arenas. In the UK, we are leading the way in avionics and communication systems. Given the nature of our work and who we are, we value trust, honesty, alignment, and transparency.
Job Description
As a Principal Systems Design Engineer, you will be a key engineering lead shaping the architecture and design of advanced C4I systems for critical defence programmes. This role seeks leadership elements for an experienced systems engineer who thrives on solving complex challenges, influencing strategy, and mentoring others. You will drive innovation, ensure technical excellence, and deliver integrated solutions that meet demanding operational requirements.
- Lead system architecture and design for complex, mission-critical defence systems, translating operational concepts into robust solutions.
- Define and implement technical strategy, ensuring alignment with programme objectives and future capability needs.
- Guide design reviews and ensure technical integrity throughout the lifecycle, including integration of specialty disciplines (Safety, Security, Human Factors, ILS, Training).
- Conduct trade studies, performance modelling, and evaluate emerging technologies to inform strategic decisions.
- Mentor junior engineers and engage with senior stakeholders, including MoD representatives, to influence programme-level decisions.
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Qualifications
Essential:
- 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).
Desirable:
- 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.
Additional Information
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.
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We pride ourselves in being a great place to work with a shared sense of purpose, offering impressive benefits:
- A compressed nine-day fortnight and compressed hours - which means every other Friday off.
- A personalized career development plan, alongside regular progress reviews - supporting and valuing your progression within the Company.
- A flexible working environment where your contributions are recognized and rewarded with flexible benefits.
We believe in maintaining a diverse workplace - inclusive of beliefs, cultural background, job experiences, thoughts, and ideas. If who we are and what we do resonates with you, we welcome you to join our inclusive team!
Our success is fuelled by our colleagues and the wide variety of backgrounds, perspectives, and skills they bring to the Company.
We are a Disability Confident Employer, as such we offer an interview to disabled people who meet the minimum criteria for the job.
Please email disabilityconfident@gd-ms.uk if you would like your application to be considered under the DC Scheme.
All successful/appointed applicants must be able to obtain a level of UK Security clearance that is appropriate for the role and undertake suitable Right to work checks.
Every application matters to us. We want you to know that each application we receive is reviewed by a real person—not just an algorithm. Our screening questions are also carefully considered to help us understand your experience and fit for the role.
We appreciate the time you take to apply.
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