Job Title: Senior Control & Instrumentation Engineer

Location: Barrow – 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:

Develop and manage system, product, and system-of-systems requirements, ensuring robust acceptance criteria that align with programme needs

Produce comprehensive design review documentation, including diagrams, technical specifications, calculations, and supporting justification for design decisions

Support Certificate of Design activities by preparing evidence and presenting complex technical arguments in a clear and logical manner

Derive detailed hardware and software requirements for control systems, guiding suppliers in equipment design and specification

Oversee the creation of functional design specifications, manage physical system interfaces, and attribute signal-level functionality through system databases

Conduct design verification and generate evidence to meet IEC 61508/61511 or equivalent functional safety standards, ensuring compliance and safety justification

Your skills and experiences:

Degree-qualified (BEng/MEng or equivalent), ideally working towards professional registration

Comprehensive technical report writing skills with experience across the engineering lifecycle

Knowledge of defence standards (beneficial but not essential)

Experience in system calculations, modelling, and analysis

Understanding of instrumentation and control theory (e.g., PID), control system architecture, or functional decomposition

Demonstratable ability to interpret and apply systems engineering principles within complex technical environments

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 Centralised Control and Instrumentation Team:

The Centralised Control and Instrumentation Team is a highly skilled group of 16 engineers at the forefront of SSNA (Successor/Next-Generation Submarine) platform development. The team shapes, matures, and validates the platform’s most critical control systems—spanning hardware, software, safety, and system-to-system integration—ensuring the submarine’s core automated functions operate reliably, safely, and in line with IEC 61508 and other functional safety standards. Joining this team offers an exciting and technically challenging opportunity to play a direct role in defining the next generation of submarine control systems—technology that must perform flawlessly in the world’s most demanding conditions.

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: 2nd 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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