Principal System Engineer

Job Description

As Principal Systems Engineer, you will make a significant contribution to the System Design of C4I Systems on GDUK programmes through application of world class Systems Engineering expertise.

The role offers an opportunity to provide System Engineering effort on a variety of MoD development and delivery programmes, Customer Research and Development, and Internal Research and Development. The work will cover a variety of activities including:

• Analyse user and system level documentation, produce system designs, and provide significant input to System Readiness Reviews and System Design Reviews
• Collaborate with speciality engineering teams to ensure a complete system solution, including evaluating and modelling system performance
• Specify interfaces and system components, manage the system design through its lifecycle, including design reviews
• Engage with development, integration, and test teams for system design, component development, and fault finding
• Liaise with stakeholders, including users and technical advisors, throughout the project lifecycle

To be successful in this valuable role you will have:

• Proven experience leading system engineering teams and delivering across all phases of the engineering life‑cycle
• Broad competence in systems engineering, including resolving design challenges and engaging specialist engineering disciplines
• Experience with structured design methods, requirement management, and system design tools
• Excellent communication skills and proficiency in Microsoft applications
• Experience with Model‑Based Systems Engineering and System Modelling Language (SysML)

It is desirable but not mandatory that you have experience of the following:

• Understanding of computer and network infrastructures, military hardware, and relevant standards
• Experience with The Open Group Architecture Framework (TOGAF) and/or NATO Architecture Framework (NAF)
• Ability to commit to occasional travel

Salary for this position is £59,200 to £75,000, 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:

• Compressed nine‑day fortnight and compressed hours – which means every other Friday off.
• A personalised career development plan, alongside regular progress reviews – supporting and valuing your progression within the Company.
• A flexible working environment where your contributions are recognised 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  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.