Principal Electrical Engineer (Control & Instrumentation)

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Job Title: Principal Engineer – Electrical Engineering (Control & Instrumentation)
Location: Barrow-in-Furness, Filton, Frimley, or Portsmouth – (2 days minimum on site per fortnight.) We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role
Salary: Negotiable depending on skills and experience
What you’ll be doing:
Develop and manage requirements and acceptance criteria specific to a system or product and/or across a system of systems, platform or programme
Understand the contractual and performance requirements for various systems, and support the definition and associated acceptance criteria and events through design, build, integration, installation and commissioning activities
Produce documentation required to support the design review process, including: diagrams; technical specifications; supporting calculations; design evidence and justifications
Review relevant supplier documentation and ensure it is captured and recorded appropriately
Support the development of estimates for the scope of work and resources required to deliver it to support bids, proposal development and project planning activities for various systems
Your Skills and Experience:
Essential
Experience in developing a C&I design for a large scale C&I system ensuring it meets a wide range of requirements, such as functional, defence standards, industrial standards, etc.
Experience with managing non-functional requirements (i.e. EMC, shock, etc.) meeting industrial compliance
Experience of authoring and/or reviewing design documents, such as I/O schedules, functional design specification, functional chronicle, interface control document, etc.
Degree level qualification (or equivalent experience) in relevant STEM subject (Engineering/ Physics/ Maths/ Science)
Desirable
Understanding of control system architecture and communication protocols (i.e. RS-485, PROFIBUS)
History in IEC 61508 – Functional Safety (or similar) and production of supporting evidence to substantiate safety claims
Benefits:
You’ll receive benefits including a competitive pension scheme, enhanced annual leave allowance and a Company contributed Share Incentive Plan. You’ll also have access to additional benefits such as flexible working, an employee assistance programme, Cycle2work and employee discounts – you may also be eligible for an annual incentive.
The Submarine Solutions Team:
You will be helping to define and shape the design of the Royal Navy’s next generation attack class submarine and working to implement novel internal communications technology and concepts whilst collaborating with colleagues within the Integrated Combat Systems business, wider stakeholders, suppliers, and the Royal Navy. 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: 6th August 2025
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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Location:
Portsmouth, Hampshire, United Kingdom
Category:
Engineering

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