
Lead Mechanical Engineer
Job Description
Job Title: Lead Mechanical Engineer
Location: Barrow-in-Furness. Hybrid – 2 days onsite every second week
We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role
Salary: Circa £55,000
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 the advanced, technology-led defence, aerospace and security solutions of tomorrow, 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.
Job Description:
As a Lead Engineer within the SSNA Platform Mechanical Integrated Delivery Team (IDT), you will play a key leadership role in delivering engineering solutions across some of the submarine platform’s most critical mechanical systems.
Opportunities are available across:
- Air Purification & Atmosphere Monitoring
- Trim & Compensation
- Hydraulics
- Air Movement & HVAC
You will take ownership of technical scope, provide engineering leadership across multidisciplinary teams, and work closely with suppliers and stakeholders to deliver integrated, safe and effective solutions throughout the engineering lifecycle. This role offers the opportunity to influence technical decisions, support the development of engineers, and contribute to one of the UK’s most complex engineering programmes.
Core duties:
- Leading delivery of assigned engineering scope, ensuring quality and timely outputs across design, integration, verification and qualification activities
- Providing technical ownership of mechanical systems, ensuring requirements are understood, interfaces are managed, and engineering solutions are delivered in line with programme needs
- Producing and reviewing engineering artefacts including technical documentation, calculations, analyses and engineering assessments
- Managing task allocation and delivery progress through structured tools such as Jira and Confluence, ensuring alignment with programme cost, schedule and milestone commitments
- Coaching and supporting engineers at all career stages, helping develop technical capability and engineering judgement within the team
- Collaborating with suppliers, partner organisations and internal stakeholders to resolve technical issues and maintain delivery performance
- Supporting design reviews, hazard assessments, change management activities and technical decision-making across the engineering lifecycle
- Identifying technical risks, delivery challenges and opportunities for improvement, driving actions that support successful programme outcomes
Essential Skills:
- Professional registration (IEng/CEng) or working towards
- A STEM-related degree with strong foundations in systems thinking, complex systems design and platform-level integration
- Demonstrable mechanical engineering experience, with a proven track record of delivering complex mechanical or multi-disciplinary engineering tasks in a regulated environment
- Experience in complex systems design, development and integration
- Proven experience of platform-level integration. Bringing together mechanical, electrical, systems and other disciplines to deliver integrated solutions
- Excellent communication, collaboration, mentoring and people leadership skills
- Familiarity with task and documentation management tools such as Jira and Confluence
The Platform Mechanical team:
You’ll join the Platform Mechanical Integrated Delivery Team, a collaborative engineering group responsible for delivering critical submarine platform systems that enable safe and effective operation of the vessel.
Working alongside engineers from multiple disciplines, suppliers and partner organisations, you’ll contribute to the development and delivery of complex mechanical systems that are fundamental to submarine safety, operability and mission success. The team works across the engineering lifecycle, from requirements development and system integration through to qualification and delivery, providing excellent opportunities to broaden technical expertise, influence technical direction and develop leadership capability.
We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria.
Why BAE Systems?
Here you’ll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work, this is a place where you can grow your career with confidence and be empowered to be your best. You’ll be recognised for your contribution and enjoy rewards tailored to what’s most important to you and your family, support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make.
A place where everyone can thrive:
We’re committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do.
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: 23rd September 2026
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.
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Working at BAE Systems

3 office days / week – 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.
