Senior Engineer - Combat Systems (External Communications)

Job Title: Senior Engineer - Combat Systems (External Communications)

Location: Frimley, Filton, Portsmouth Broad Oak or Weymouth, Hybrid- 3 days per week onsite, occasional UK travel with expenses paid

We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role

Salary: circa £50,000 - (DOE)

Who we are:

Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us.

From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you.

What you'll be doing:

You'll help capture and agree technical requirements for external communications systems, translating User Needs, Concept of Operations and Concept of Use into clear functional and technical specifications. You will review solutions against contractual and regulatory requirements while supporting the definition of performance measures, acceptance criteria and lifecycle verification activities.

You'll maintain controlled design documentation, contribute to verification and qualification planning, and manage evidence within requirements tools such as IBM DOORS. Expect to support installation, integration and commissioning activities, working with suppliers and stakeholders to ensure systems are successfully delivered, accepted and ready for operational use.

Core duties:

• You demonstrate a considerable understanding of core engineering values and apply them effectively to technical challenges
• You will show awareness of Product Safety, SHE requirements and their importance within engineering environments
• You'll communicate clearly with stakeholders, building good working relationships across technical and non-technical teams
• You bring the ability to interpret technical information and contribute to structured engineering discussions and strategies
• Your approach reflects a proactive commitment to continuous professional development and expanding technical knowledge
• Expect to progress your knowledge while working toward becoming a recognised Subject Matter Expert in your field

The ECS (External Communications Systems) Team:

You'll join a close-knit, collaborative team that takes pride in sharing knowledge and solving complex engineering challenges together. You will build robust relationships with suppliers, customers and internal teams, using your stakeholder engagement skills to influence outcomes and support successful programme delivery.

You'll contribute to Requirements Management and the testing and integration of equipment within wider submarine systems, gaining valuable technical exposure and real accountability. Expect considerable visibility across programmes, ongoing professional development support and a clear pathway to grow your knowledge toward Subject Matter Expert level.

We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria.

Why BAE Systems?

Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work, this is a place where you can grow your career with confidence and be empowered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family, support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make.

A place where everyone can thrive:

We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks.

Closing Date: 26th March 2026

We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.