Job Title: Senior Commissioning Engineer – Mechanical

Location: Barrow-in-Furness (On site)

Salary: £35,802+

What You’ll Be Doing

• Perform routine tasks with minimal supervision while maintaining a clear understanding of safety implications within a high-risk environment
• Liaise effectively with relevant stakeholders to ensure all activities are carried out safely and in compliance with regulations and company standards
• Provide guidance, instruction, and mentorship to less experienced team members within your area of expertise
• Research, review, and provide feedback on technical documentation, ensuring it meets required standards
• Maintain accurate and complete records of all work activities in accordance with company policy, procedures, and legal requirements
• Take responsibility for your own professional development, including completion of all mandatory training
• Represent the company during contractors’ sea trials and other off-site assignments as required
• Deliver assigned tasks and responsibilities in line with company policies, procedures, and applicable legislation
• Consistently adhere to and promote company Quality, Safety, Health, and Environmental (SHE) controls and standards

Essential Your skills and experiences:

• Proven experience in commissioning rotating machinery and/or fluid systems, including hydraulics, oil, or steam systems
• Ability to provide informed technical expertise to resolve emergent issues effectively and safely
• Demonstrated capability to identify and drive continuous improvement initiatives, share best practices, and ensure compliance with established processes and procedures
• Proficient in the use of Microsoft Office applications
• Strong communication skills with the ability to exchange, challenge, and present ideas clearly and effectively — both verbally and in writing — across a range of topics or within a technical subject area

Desirable

• HNC/HND or equivalent in a related discipline or STEM subject

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 SMITE Mechanical Commissioning Team We are seeking a competent Mechanical Commissioning Engineer responsible for the testing and commissioning of nuclear-powered submarines. You will be accountable for the activities you lead during your shift and will take ownership of becoming a Subject Matter Expert (SME) for designated test systems. This role requires strict adherence to company policies, procedures, and all relevant legislation while ensuring the highest standards of safety, quality, and compliance are maintained at all times. 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: 12th September 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.