Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Lead integration and validation of combat systems, ensuring seamless collaboration with platform teams.
- Company: Join a leading defence company focused on innovative engineering solutions.
- Benefits: Flexible working arrangements, competitive salary, and opportunities for professional growth.
- Why this job: Make a real impact in defence technology while developing your engineering skills.
- Qualifications: Experience in systems engineering and strong leadership abilities required.
- Other info: Hybrid work model with a focus on teamwork and innovation.
The predicted salary is between 36000 - 60000 £ per year.
Principal Engineer – Systems Engineering (Integration & Validation)
Location: Barrow-in-Furness – Hybrid (dependent on business needs)
Salary: Negotiable (Commensurate with skills and experience)
What You\’ll Be Doing
Representing the Combat Systems team while collaborating with the platform teams in Barrow
Design and compilation of technical specifications to deliver capabilities in supporting the IV&V strategy
Collaborating with the Combat System domains engineering teams to ensure their systems can be integrated into the platform
Planning the physical integration and test of systems containing electronic, mechanical and software sub-systems, understanding the potential impact on the whole boat and interfacing systems
Taking accountability for technical work packages and Combat Systems (CS) equipment
Leading Platform Integration meetings bringing together key stakeholders to understand technical and programmatic risks and developing action plans to resolve them
Steering test systems development through implementation of best practice systems lifecycle processes
Providing leadership, guidance and coaching to other engineers
As a Principal Systems Engineer (IV&V), you will be performing a host of system engineering and design activities for the execution of the IV&V strategy, primarily focused on physical integration into the submarine platform. This will involve a broad spectrum of tasks involving the design and setup of the facilities and capabilities (Test Rigs) along with supporting the test programmes through to system certification. These activities are pivotal in supporting the design, development, integration and qualification of complex systems for in-build vessels. You will be able to expand your professional network by regularly travelling to other BAE sites.
This role presents an exciting opportunity for someone that is interested in future progression with the successful candidate, developing to become the Platform Integration lead for the Combat Systems Build, Integration and Test team in Barrow. Mentoring and support will be provided to help you on that journey. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria.
Essential
Degree level qualification (or equivalent experience) in a relevant STEM subject (Engineering/ Physics/ Maths/ Science)
Knowledge of the system engineering lifecycle with the ability to apply good systems engineering practices to your work
Ability to collaborate effectively with a wide range of technical and non-technical stakeholders, driving actions to completion
Desirable
Awareness of Defence Standards and Industry standards whilst not essential would be an advantage
Experience of submarine design or combat systems whilst not essential would be an advantage
BenefitsAs 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.
Closing Date: 14th December 2025
#J-18808-Ljbffr
Principal Engineer – Systems Engineering (Integration & Validation) employer: BAE Systems .
Contact Detail:
BAE Systems . Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Principal Engineer – Systems Engineering (Integration & Validation)
✨Tip Number 1
Network like a pro! Reach out to current employees at the company or in similar roles on LinkedIn. A friendly chat can give you insider info and might even lead to a referral.
✨Tip Number 2
Prepare for the interview by understanding the company's projects and challenges. Show them you’re not just another candidate; you’re someone who’s genuinely interested in their work and ready to contribute.
✨Tip Number 3
Practice your technical skills and be ready to discuss your past projects. Be specific about your contributions and how they relate to the role of Principal Engineer Systems Engineering.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you’re serious about joining the team.
We think you need these skills to ace Principal Engineer – Systems Engineering (Integration & Validation)
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the Principal Systems Engineer role. Highlight your experience with integration and validation, and don’t forget to mention any relevant projects that showcase your skills in collaborating with teams and managing technical work packages.
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you’re the perfect fit for the role. Mention your experience in leading meetings and working with stakeholders, and how you can contribute to the Combat Systems team.
Showcase Your Technical Skills: In your application, be sure to highlight your technical skills related to electronic, mechanical, and software systems. We want to see how you’ve successfully integrated these systems in past roles, so give us the details!
Apply Through Our Website: We encourage you to apply through our website for a smoother process. It’s the best way for us to receive your application and ensure it gets into the right hands. Plus, you’ll find all the info you need about the role there!
How to prepare for a job interview at BAE Systems .
✨Know Your Stuff
Make sure you’re well-versed in systems engineering principles, especially around integration and validation. Brush up on the specific technologies and methodologies mentioned in the job description, as this will show your potential employer that you’re not just a good fit, but also genuinely interested in the role.
✨Showcase Your Collaboration Skills
Since the role involves working with various teams, be prepared to discuss your experience in cross-functional collaboration. Think of examples where you’ve successfully worked with different stakeholders to achieve a common goal, particularly in technical settings.
✨Prepare for Technical Questions
Expect to face some technical questions related to platform integration and test systems development. Review best practices in systems lifecycle processes and be ready to explain how you’ve applied these in past projects. This will demonstrate your expertise and problem-solving abilities.
✨Ask Insightful Questions
At the end of the interview, don’t forget to ask questions! Inquire about the team dynamics, the challenges they face in integration, or how success is measured in this role. This shows your enthusiasm and helps you gauge if the company culture aligns with your values.
