< Back to search

BAE Systems • Filton, United Kingdom

Principal Systems Engineer

2 days/week at home

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.

Apply now

Job Description

Job Title: Principal Systems Engineer

Location: Filton, Barrow-in-Furness, Weymouth or Manchester. We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role.

Salary: Up to £58,000 depending on skills and experience

What you’ll be doing:

  • Provide subject matter expertise and advice to internal and external stakeholders on Systems Engineering and Model Based Systems Engineering
  • Ensuring the proposed design is captured within the requirements management tools and modelling environment at an appropriate level of authority
  • Understand the Control & Instrumentation requirements for the platform and support the definition and associated acceptance criteria through the whole engineering lifecycle
  • Liaising with internal and external stakeholders such as inter-business teams, MOD & industrial partners
  • Working alongside and providing strategic direction for Systems Engineers

Your skills and experiences:


  • Broad knowledge and experience of the Systems Engineering Lifecycle and Engineering Frameworks
  • Experience developing solutions to meet complex technical requirements in a highly regulated industry/environment
  • Previous mentoring/coaching experience of early career Engineers
  • STEM Degree or equivalent qualification and experience within an engineering background


  • Obtained or capable of obtaining relevant Professional Registration (CEng)
  • Holding or capable of obtaining INCOSE accreditation (ASEP)


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 Platform Complex Systems team within SSNA:

The Platform Complex Systems Team has experienced significant growth over the past 12 months, and this trend is set to continue. This is a pioneering role as we embark on creating Australia’s first nuclear-powered boat, a project spanning three nations and several decades. As a key player in the initial design phase, you will have substantial influence, allowing you to leave a lasting legacy. Our team is progressive and receptive to change, always welcoming new ideas and innovative approaches. 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, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome candidates from all backgrounds and particularly from sections of the community who are currently underrepresented within our industry, including women, ethnic minorities, people with disabilities and LGBTQ+ individuals. We also 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 working for BAE Systems will be subject to both security and export control restrictions. These restrictions mean that factors including your nationality, any previous nationalities you have held, and your place of birth may limit those roles you can perform for the organisation.

Closing Date: 8th July 2024

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.



Company benefits

Open to part-time employees
Open to job sharing
Open to compressed hours
Open to part time work for some roles
Gym membership
Buy or sell annual leave
Bank holiday swaps
Company shutdown periods
Share options
Matched pension contribution
Salary sacrifice
Employee discounts
Lunch and learns
More information needed
More information needed
More information needed
Work-life balance
More information needed
Role modelling
More information needed
More information needed

Working at BAE Systems

Company employees


Office locations

UK-wide - more than 50 locations

Hiring Countries

United Kingdom

Other jobs you might like