Commissioning Manager – Reactor
Confirmed on the employer's own hiring board on Oct 14, 2026. First seen by Alion on Oct 13, 2026. BAE Systems scores B on the Alion truth index.
Job Title: Commissioning Manager- Nuclear
Location: Barrow-In-Furness, Onsite
Salary: Competitive
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 Commissioning Manager- Nuclear, you will leadand managethe complexdelivery of Test & Commissioning activities within your area, ensuring programmes are delivered safely, compliantly and to agreed cost, quality and schedule requirements.
You will provide strongtechnical and operational leadershipacross the commissioning team, working with internal and external stakeholders to support the successful delivery of individualboat contracts and ensure all activities are completed in line with the Operational Framework and relevant Test & Commissioning policies.
Core duties:
- Lead, manage, coordinate and supervise Test & Commissioning activities, ensuring products are safely integrated, fully compliant, tested and commissioned against agreed requirements
- Plan, monitor and controlcommissioning activities to ensure delivery against agreed contracts, schedules, specifications, cost, quality and programme milestones
- Ensure all commissioning activities comply with the Operational Framework, Test & Commissioning policies, nuclear site authorisation requirements and applicable regulatory standards
- Participate in a Nuclear Propulsion Test Group (Authorisation Group), including the preparation, review and evaluation of associated documentation, and act as Nuclear Authorisation & Test Evaluation Committee Chairmanwhen required
- Lead, develop and support the commissioning team, ensuring individualsare appropriately assessed, skilled and developed to maximise performance and meet programme requirements
- Optimise the use of Test & Commissioning resources, developing team capability and improving performance, efficiency and flexibility across the function
- Review and improve processes and procedures within the area of responsibility, identifying opportunities to reduce waste, improve efficiency and establish a dynamic, best-in-class commissioning capability
Essential Skills:
- Demonstrable experience in Nuclear/Reactor Systems and/or Propulsion Systems Testing & Commissioning, preferably within a submarine environment, with the capability to hold Duly Authorised Person appointment for nuclear hold-points
- Strongexperience managingcomplexcommissioning teams and controlling delivery against agreed boat test and commissioning plans, contracts, schedules and specifications
- Sound understanding of Nuclear Site Authorisation/Conditions and/or COMAH requirements, with a strongcommitment to nuclear safety, compliance and regulatory standards
- Experienced people managerwith the ability to provide clear direction, develop team capability and optimise individualand team performance
- Excellent communication, influencing and stakeholder managementskills, with the ability to explain complexengineering processes and technical issues effectively across multiple disciplines and levels of the business
- Typically an Incorporated Engineer working towards Chartership and a member of the relevant professional institute, with ILM Level 2/3 or CMI Level 3/5 and an MBA, MSc, Engineering degree or equivalent experience
The Nuclear (Reactor) Commissioning Team:
As the Commissioning Manager- Nuclear, you will join the Nuclear Test & Commissioning Team and oversee complexTest & Commissioning activities currently underway across the programme. Responsible for individualboat contracts, you will interface with internal and external stakeholders and provide experienced leadershipto ensure safe, compliant and effective delivery. This role offers the opportunity to work on some of the UK’s most strategically important submarine programmes, leadinghighly skilled teams within a technically complexand safety-critical environment. We offer relocation support across Submarines roles, subject to meeting 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 controlrestrictions. Applicantsmustmeet 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: 27th 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.
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