Job Title:
Principal Engineer – Combat Systems (External Communications)
Location:
Frimley- we offer a range of hybrid and flexible working arrangements – please
speak
to your recruiter about the options for this particular role.
Salary:
Competitive
What you’ll be doing:
Define and develop the ECS design through systems engineering
principles, including; architecture, requirements, concept solutions and interfaces to enable the development and production of the component sub-systems
Understand the contractual and performance requirements for communication products and sub-systems, and support the definition and associated acceptance criteria and events through design, build, integration, installation and commissioning activities
Understand and support the flow-down of requirements to suppliers and acceptance of their specific deliverables, ensuring it is captured and recorded appropriately
Support the EM and PM in supporting bids, proposal development and project planning activities
Provide technical support to integrated performance and acceptance activities, including acceptance of equipment from suppliers through to system acceptance by the customer
Support the documentation of domain knowledge and pass on information and
expertise
to help grow the knowledge base within appropriate business teams
Your skills and experiences:
Knowledge and experience in wireless communication systems and products in the maritime, defence and/or commercial domains and an understanding of how such systems are used and interact with the overall submarine build programme
STEM-related degree or equivalent experience within the aerospace/defence/telecommunications/marine environment
Knowledge of the complete engineering lifecycle with experience in operating in a number of the key lifecycle phases including requirements/system design, and integration and acceptance
Have a
strong
awareness of product safety and
SHE
Good communication skills and be able to present and interact with a variety of different stakeholders
Benefits
As well as a
competitive
pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive.
The ECS Team
The ECS team primarily focuses on designing, developing, and integrating the communications system on-board submarine platforms. As part of this growing team, you’ll explore innovative technologies and integrate them into
cutting-edge
designs. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria.
Why BAE Systems?
This is a place where you’ll be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder
etc .) that may affect your performance in certain assessment types, please
speak
to your recruiter about potential reasonable adjustments.
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:
10th February 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.
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