Mechanical Senior Supervisor

We Served; Llanfihangel yn Nhowyn; On-site; GBP 40,000; Full time

Job summary

A leading engineering firm is seeking a Mechanical Senior Supervisor at RAF Valley in Anglesey. The role involves supervising aircraft maintenance activities and ensuring high safety standards. Ideal candidates should have strong leadership skills, relevant qualifications in Aeronautical Engineering, and experience in supervisory roles. Benefits include a generous holiday allowance, pension scheme, and various employee assistance programs. This full-time position requires achieving security clearance and is part of a dynamic team committed to safety and development.

Benefits

Generous holiday allowance

Matched pension contribution

Access to Digital GP and health check

Employee share scheme

Professional fees payment

Paid leave for volunteering

Health and wellbeing support

Qualifications

• Strong supervisory background with proven leadership.
• Expert competence in technical area with a broad product knowledge.
• Comprehensive logbook for aircraft or bay work.

Responsibilities

• Maintain task authorisations per AMC requirements.
• Supervise team performance and meet delivery targets.
• Ensure compliance through oversight checks.

Skills

Proven leadership experience

In-depth product knowledge

Practical expertise in aviation safety

Education

Engineering Apprenticeship in Aeronautical Engineering

City & Guilds 2675 or 2661 in Aeronautical Engineering

Job description

Job Title: Mechanical Senior Supervisor

Location: Isle of Anglesey, Wales

Compensation: £39,274.73 + Benefits

Role Type: Full time / Permanent

Role ID: SF66171

Join Us in Creating a Safer World

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 Senior Supervisor at our RAF Valley site, near Holyhead, Anglesey.

The role

As a Mechanical Senior Supervisor, you’ll have a role that’s out of the ordinary. As an experienced and skilled Mechanical Supervisor, you’ll lead complex aircraft maintenance activities and apply advanced diagnostic techniques to keep critical systems performing at their best.

Day-to-day, you’ll have the following responsibilities:

• Maintain task authorisations for aircraft/component work per AMC requirements, including fault evaluation and raising work cards.
• Supervise team performance to meet delivery targets and report progress to management.
• Ensure compliance with MOE and FMPs through oversight checks and control of tooling/test equipment.
• Provide leadership and guidance, conduct PDRs, support training, and deliver on-the-job development.
• Communicate effectively to share complex information and manage team dynamics.

This role is full time working 36 hours per week and is based on site at RAF Valley, Anglesey.

Essential experience of the Mechanical Senior Supervisor:

• Proven leadership experience with strong supervisory background.
• Broad and in-depth product knowledge, expert competence in technical area, and understanding of interfacing disciplines.
• Comprehensive logbook demonstrating current skills, knowledge, and authorities for aircraft or bay work.
• Ensure compliance with risk assessments, SHE policies, and procedures.
• Practical expertise in aviation safety standards and safe operating practices.

Qualifications for the Mechanical Senior Supervisor:

• Completed an Engineering Apprenticeship, preferably in Aeronautical Engineering or a military equivalent.
• Minimum qualification: City & Guilds 2675 or 2661 in Aeronautical Engineering and Maintenance, or an equivalent certification.

Security Clearance

The successful candidate must be able to achieve and maintain Standard (BPSS) 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. Further details are available at United Kingdom Security Vetting: clearance levels - GOV.UK (www.gov.uk).

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. This Window opens February through to March annually.
• ‘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 International

For over a century Babcock has helped to defend nations, protect communities and build a better world. To continue, we must adapt, advance and be a sustainable business with a shared goal.

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 [e-mail] 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: 12/01/2026