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BAE Systems

Principal Engineer – Electrical Engineering (Control & Instrumentation)

Salary:  From £47,241 per annum
Location:  Barrow-in-Furness, United Kingdom
Location flexibility:  1 office day / week, 2 office days / week, 3 office days / week – Hybrid options are dependant on role and can range from fully remote to on-site full time, 4 office days / week
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Job Description

Job Title: Principal Engineer – Electrical Engineering (Control and Instrumentation)

Location: Barrow-In-Furness,Filton,Frimley,Broad Oak,Brough,Weymouth or Coventry

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

Salary: £47,241+ (Commensurate with skills and experience)

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 advanced, technology-led defence, aerospace and security solutions, 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 will be doing:

As a Principal Engineer – Electrical Engineering (Control and Instrumentation), you will play a pivotal role in the design and development of submarine electrical Control and Instrumentation systems. You will work on designing crucial systems for the Dreadnought class submarines, which will replace the Vanguard Class, currently in service with the Royal Navy. This role will give you the opportunity to work on one of the most complex engineering programmes ever undertaken in the country, which will deliver a product of national importance.

Core duties:

  • Validate engineering assumptions, data, analysis methodologies and results through review, surveillance and audit
  • Provide evidence and specialist support for qualification, legislative requirements, safety justifications and assurance activities
  • Identify and rapidly resolve issues across the product lifecycle, including management of resulting change activities
  • Liaise with internal customers to understand, support and incorporate agreed requirements
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Working at BAE Systems

Hybrid - Hybrid options are dependant on role and can range from fully remote to on-site full time

A little flex time – We offer a range of hybrid and flexible working arrangements depending on the role you apply for – explore your options with our recruiter during the application process.

Company benefits

Adoption leave
Annual bonus
Buy or sell annual leave
Collaboration spaces
Cycle to work scheme
Electric Car Salary Sacrifice
Employee discounts
Enhanced maternity leave – 26 weeks paid, up to 52 weeks total, with the option of returning to work on reduced hours for the first 13 weeks
Enhanced paternity leave – 4 weeks for eligible employees
Enhanced pension match/contribution
Family health insurance
Fertility treatment leave
Gym membership – Discounts available
Health insurance
In house training
Learning license
Lunch and learns
Mental health support
Mental health first aiders
Mental health platform access
Modern office
Neonatal leave
Open to compressed hours
Open to job sharing
Open to part time work for some roles
Open to part-time employees
Pregnancy loss leave
Private booths
Referral bonus
Relocation packages
Reservist leave – 15 days
Salary sacrifice
Secure on-site parking
Share options
Shared parental leave
Mentoring

Awards & Accreditations

Most loved - Large companies

Top 5 - Most loved - Large companies

Flexa awards 2026
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Manage external supplier delivery including build, test, change and technical queries.
  • Provide day to day technical guidance for early learners in the team
  • Provide realistic programme status, identify risks and issues, implement recovery plans, and define qualification obligations for assurance hold points
  • Support design assurance and safety case documentation while complying with Quality, HS&E Management Systems, procedures, standards, risk assessments and control measures
  • Essential Skills:

    • BEng (Hons), MEng or equivalent in a relevant engineering discipline (HND may be considered)
    • Relevant sector experience, with detailed design experience of large-scale Electrical, Electronic, Control and Instrumentation (C&I) systems
    • Strong knowledge of Distributed Control Systems (DCS), instrumentation and engineering design, with practical understanding of the C&I design lifecycle
    • Ability to review and assess design, equipment and test documentation, including electrical schematics, schedules and signal databases
    • Experience witnessing and assessing supplier testing and reports, with understanding of equipment delivery and acceptance criteria for facility integration
    • Demonstrable leadership and communication skills, with good knowledge of requirements and configuration management

    The PMS C&I Team:

    This is an exciting opportunity to join the Dreadnought programme as a Principal Engineer – Electrical Engineering (Control and Instrumentation). The PMSC&I Team is responsible for the design, integration, assurance and delivery of Control and Instrumentation systems. The team provides specialist engineering support across the system lifecycle, including requirements definition, detailed design, equipment integration, supplier testing, commissioning and assurance. It ensures that Control and Instrumentation systems operate safely, reliably and efficiently, with appropriate monitoring, control, protection and system interfaces. Relocation support may be available for submarine roles, subject to eligibility criteria.

    A place where everyone can thrive:

    We’re committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed.

    Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5–10 years continuous UK residency depending on the role.

    Why BAE Systems?

    Here you’ll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence. You’ll be recognised for your contribution and supported with rewards that matter most to you.

    Closing Date: 26th October 2026

    We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.

    #LI-hybrid #LI-KI1

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    Company employees:

    Around 110,000

    Hiring in countries

    Australia

    Malaysia

    Qatar

    Singapore

    United Kingdom

    Office Locations