At a Glance
- Tasks: Maintain and repair essential mechanical systems for national defence.
- Company: Join Babcock, a global leader in defence engineering.
- Benefits: Generous holiday, pension scheme, health support, and professional development.
- Other info: Inclusive culture with flexible working options and excellent career growth.
- Why this job: Make a real impact on national security while enjoying a three-day weekend.
- Qualifications: Mechanical fitting experience and relevant qualifications required.
The predicted salary is between 40461 - 40461 £ per year.
Location: Helensburgh, Argyll and Bute
Compensation: £40,461 + Benefits
Role Type: Full time / Permanent
Shape the Future of Defence Engineering
At Babcock, we’re working to create a safe and secure world, together. If you join us, you can play your part as a Mechanical Fitter – Utilities at HMNB Clyde Faslane, near Helensburgh, Argyll and Bute.
The role
As a Mechanical Fitter – Utilities, you’ll take on a role that’s essential to the safe and reliable running of HMNB Clyde. As the Ministry of Defence’s commercial partner, Babcock provides specialist engineering support across critical infrastructure, including the management and maintenance of complex mechanical and nuclear facilities. This is hands‑on engineering with a real‑world impact. You’ll investigate and diagnose faults, keep vital mechanical systems running efficiently, and ensure key infrastructure remains fully operational. Every day will stretch your skills, build your expertise, and offer the satisfaction that your work directly supports national defence.
Day-to-day, you’ll have the following responsibilities:
- Carrying out planned and reactive maintenance on a wide range of mechanical systems
- Investigating, diagnosing and repairing faults on diesel generators, LV and HV systems and other mechanical equipment
- Completing defect identification and repair to maintain operational performance
- Working to mechanical regulations and following maintenance documentation safely and accurately.
This is a full‑time, permanent role, working Monday to Thursday, 36 hours per week, giving you a three‑day weekend, based on site at HMNB Clyde Faslane.
Essential experience of the Mechanical Fitter - Utilities:
- Proven experience in mechanical fitting or mechanical maintenance within an industrial or commercial environment
- Ability to read and interpret engineering drawings
- Confident working safely, with an understanding of statements of work and risk assessments
- Comfortable working at height and in confined spaces when required.
Qualifications for the Mechanical Fitter - Utilities:
Essential:
- Recognised Mechanical Apprenticeship qualified to SVQ Level 3 or equivalent (NVQ Level 3, City & Guilds, HNC etc.)
Preferred:
- Additional mechanical or engineering‑related training or certifications.
Security Clearance
The successful candidate must be able to achieve and maintain Security Check (SC) 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.
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: 02/04/2026
Defence Mechanical Fitter – Utilities (On-site) in Helensburgh employer: Nuclearinst
At Babcock, we pride ourselves on being an excellent employer, offering a supportive work culture that values your contributions to national defence. With a generous benefits package, including a matched pension scheme, health consultations, and opportunities for professional development, you will find a fulfilling career as a Mechanical Fitter – Utilities at HMNB Clyde Faslane. Enjoy a balanced work-life with a three-day weekend and the chance to engage in meaningful projects that have a real-world impact on public infrastructure.
StudySmarter Expert Advice🤫
We think this is how you could land Defence Mechanical Fitter – Utilities (On-site) in Helensburgh
✨Tip Number 1
Network like a pro! Reach out to people in the defence engineering field, especially those at Babcock. A friendly chat can open doors and give you insider info about the role.
✨Tip Number 2
Prepare for the interview by brushing up on your technical skills. Be ready to discuss your experience with mechanical systems and how you've tackled challenges in the past.
✨Tip Number 3
Show your passion for defence engineering! Talk about why you want to work at Babcock and how you can contribute to their mission of national security.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets noticed and shows you’re serious about joining the team.
We think you need these skills to ace Defence Mechanical Fitter – Utilities (On-site) in Helensburgh
Some tips for your application 🫡
Tailor Your CV:Make sure your CV highlights your mechanical fitting experience and any relevant qualifications. We want to see how your skills match the role, so don’t be shy about showcasing your achievements!
Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Use it to explain why you’re passionate about the Mechanical Fitter role and how your background makes you a perfect fit for our team at Babcock.
Showcase Your Technical Skills:Don’t forget to mention your ability to read engineering drawings and your experience with maintenance documentation. We love candidates who can demonstrate their technical know-how!
Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way to ensure your application gets into the right hands and shows us you’re serious about joining our team!
How to prepare for a job interview at Nuclearinst
✨Know Your Mechanical Stuff
Brush up on your mechanical fitting knowledge, especially around diesel generators and LV/HV systems. Be ready to discuss specific experiences where you diagnosed and repaired faults, as this will show your hands-on expertise.
✨Read the Job Description Thoroughly
Make sure you understand the key responsibilities and qualifications listed in the job description. Prepare examples from your past work that align with these requirements, particularly around maintenance documentation and safety regulations.
✨Show Your Problem-Solving Skills
Prepare to talk about a time when you faced a challenging mechanical issue. Highlight how you approached the problem, what steps you took to resolve it, and the outcome. This will demonstrate your critical thinking and troubleshooting abilities.
✨Ask Insightful Questions
At the end of the interview, have a few thoughtful questions ready about the role or the company culture. This shows your genuine interest in the position and helps you assess if it's the right fit for you.
