At a Glance
- Tasks: Test and commission submarine systems to ensure operational readiness.
- Company: Join Babcock, a global leader in defence and engineering.
- Benefits: Generous holidays, pension scheme, health support, and professional development.
- Other info: Flexible working options and a commitment to inclusivity.
- Why this job: Make a real impact on national security while working on cutting-edge technology.
- Qualifications: Mechanical engineering experience and strong teamwork skills required.
The predicted salary is between 42121 - 51560 £ per year.
Location: Helensburgh, Argyll and Bute
Compensation: £42,121 - £51,560 + Benefits
Role Type: Full time / Permanent
Overview
Drive Excellence in Submarine Commissioning. At Babcock we’re working to create a safe and secure world, together, and if you join us, you can play your part as a Commissioning Mechanical Test Engineer at our HMNB Clyde Faslane site.
The role
As a Commissioning Mechanical Test Engineer, you’ll have a role that’s out of the ordinary. You’ll be at the heart of one of the UK’s most critical defence programmes. You’ll ensure submarine systems are tested, calibrated, and commissioned to exacting standards – directly supporting operational readiness and national security.
Day-to-day you’ll be:
- Supporting the Senior Test Engineer to optimise team performance and resource use
- Conducting mechanical testing, calibration, and commissioning tasks on submarine systems
- Engaging with contractors and internal teams to manage risks and meet commissioning goals
- Applying safety, quality, and environmental policies during all commissioning activities
- Reviewing engineering documentation and contributing to technical problem‑solving
This role is full time, 36 hours per week Monday to Thursday and is based on site at HMNB Clyde Faslane.
Essential experience
- Proven experience in mechanical commissioning and testing
- Ability to work autonomously and collaboratively in high‑stakes environments
- Strong understanding of safety and quality standards
- Experience working with multidisciplinary teams
- Effective communication and stakeholder engagement skills
Qualifications
- Recognised Mechanical Engineering Apprenticeship (or equivalent), with demonstrable industry experience.
- HNC in Mechanical Engineering (or equivalent), supported by relevant practical experience.
Security Clearance
The successful candidate must be able to achieve and maintain Security Check (SC) security clearance for this role. Many of the positions within our company are subject to national security clearance and Trade Control restrictions. This means that your eligibility for certain roles may be affected by your place of birth, nationality, current or former citizenship, and any residency you hold or have held.
What we offer
- Generous holiday allowance
- Matched contribution pension scheme, with life assurance
- Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+
- Employee share scheme
- Employee shopping savings portal
- Payment of Professional Fees
- Reservists in the armed forces receive 10‑days special paid leave
- Holiday Trading is a benefit that allows UK Babcock employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement.
- Be Kind Day enables employees to take one working day's paid leave a year (or equivalent hours) to undertake volunteering work with their chosen organisation or registered charity
- Excellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing.
About Babcock
We’re Babcock — a global FTSE 100 organisation with over 26,000 people working together to make a difference. Here, you’ll be part of something bigger. From initial design to final decommissioning, your work will contribute to products and services that are essential to national security and public infrastructure. Together, we’re building a future that lasts — not just through the impact we make, but through meaningful careers that respect your work‑life balance. We call that lifetime engineering. Join us and see how far we can go, together.
We are a disability confident committed employer. If you have a disability or need any reasonable adjustments during the application and selection stages, please email careers@babcockinternational.com with the subject header ‘Reasonable adjustments requirement’. We’re committed to building an inclusive culture where everyone’s free to thrive. We are happy to talk about flexible working – please ask about alternative patterns of work at interview.
Closing date: 18/06/2026
Commissioning Mechanical Test Engineer employer: weServed
As a Mechanical Technical Officer at our Donnington site in Telford, you will be part of a dedicated team that supports critical defence capabilities while enjoying a supportive and inclusive work culture. We offer generous benefits including a matched contribution pension scheme, flexible working options, and opportunities for professional development, ensuring that you can grow your career while making a meaningful impact on national security.
StudySmarter Expert Advice🤫
We think this is how you could land Commissioning Mechanical Test Engineer
✨Get Your Hands Dirty at Engineering Events
Join local engineering meetups or industry conferences related to mechanical engineering. Whether it's a workshop or a career fair, these events are goldmines for networking and getting a foot in the door. Plus, you can showcase your passion and enthusiasm directly to potential employers like weServed.
✨Connect with Professors & Peers
Tap into your university’s resources—professors often have connections in the industry. Don’t be shy to ask about potential openings or recommendations. Your classmates might also know of companies hiring. Often, it’s who you know that gets you in front of the right people!
✨Highlight Your Projects and Practical Experience
When you land those interviews, make sure to talk about your hands-on projects or internships. Whether it's a design project or hands-on experience with CAD software, specific examples will make you stand out. Companies like weServed love to hear about practical applications of your skills.
✨Apply Directly on Company Websites
Check out the careers page of weServed and apply directly through there. It shows initiative and interest in their specific values. Plus, you'll often find openings that aren't advertised on job boards, giving you a better chance to land that full-time gig!
We think you need these skills to ace Commissioning Mechanical Test Engineer
Some tips for your application 🫡
Show Off Your Technical Expertise:In mechanical engineering, it’s vital to highlight your technical skills and projects. Make sure to include relevant software proficiency (like CAD tools) in your CV. If you've worked on specific engineering projects, detail your key contributions — we want to see how you’ve applied your skills in a practical setting!
Focus on Problem-Solving Examples:Employers in mechanical engineering love to see how you handle challenges. Use your cover letter to share specific instances where you’ve solved a complex problem or improved a design. This will show us you're not just knowledgeable but also capable of applying that knowledge effectively.
Highlight Relevant Certifications:Include any relevant certifications or training that can set you apart from the competition. Whether it's coursework from your degree, a recognised certification, or extra training in new technologies, we love to see candidates who continuously improve their skill set. This tells us you're serious about your career in engineering!
Tailor Your CV for the Role:Don’t forget to customise your CV for weServed and the Commissioning Mechanical Test Engineer role specifically. Pull examples from your experience that align with the job description — it shows us you've done your research and are genuinely interested in becoming part of the team. We recommend applying through our website to ensure your application gets to the right people!
How to prepare for a job interview at weServed
✨Brush Up on Your CAD Skills
Since mechanical engineering often involves design processes, be ready to showcase your proficiency in CAD software like SolidWorks or AutoCAD. Bring along a digital portfolio or even some sketches that demonstrate your design capabilities — it’s a great way to show what you can bring to the table at weServed.
✨Prepare for Technical Questions
Expect technical questions that test your understanding of engineering principles and problem-solving skills. You might get hypothetical scenarios where you need to design a component or troubleshoot a mechanical system. Practising these types of questions will give you the confidence to tackle whatever comes your way!
✨Show Your Team Spirit
As a full-time mechanical engineer, collaboration is key! Be ready to share examples of past team projects or any experiences where you contributed to solving a complex problem with others. Demonstrating your ability to work in a team will resonate well with the interviewers at weServed.
✨Discuss Your Future Goals
Since this is a full-time position, your long-term vision is important. Be open about your career aspirations, whether it’s mastering a specific tool or leading projects. This shows that you're committed not just to learning but also to growing with weServed, making you a more appealing candidate.
