Job Title: Senior Mechanical Engineer
Location: Bristol or Warrington, Cheshire
Compensation: Competitive Salary + Benefits
Role Type: Full time / Permanent (37 hours per week)
Role ID: SF66847
Overview
Shape the Future of UK Defence Infrastructure. At Cavendish Nuclear, you will contribute to a high‑impact public sector Defence Nuclear infrastructure initiative focused on enhancing operational resilience and sustainability across critical systems. The project involves complex mechanical systems integration, requiring innovative engineering solutions within a multidisciplinary team.
Responsibilities
- Lead the delivery of complex mechanical engineering tasks, applying deep technical expertise to solve challenging problems.
- Produce and review high‑quality documentation, including calculations, drawings, models, and reports.
- Guide junior engineers and collaborate across disciplines to ensure project milestones are met with precision and integrity.
- Foster collaboration across engineering and cross‑functional teams to ensure cohesive project delivery and technical alignment.
- Build and maintain strong relationships with customers, providing clear communication and technical insight to support project progress and business development.
- Apply relevant procedures, codes, and standards rigorously to all engineering activities, ensuring compliance and technical excellence.
- Identify and manage project risks, contribute to safety assessments, and support continuous improvement through technical evaluations and process enhancements.
Essential Experience
- Proven experience delivering engineering activities across the full project lifecycle, from concept design through to implementation.
- Demonstrated ability to work effectively within multidisciplinary teams, contributing to complex technical solutions and project outcomes.
- Strong track record of producing and reviewing detailed engineering documentation, including calculations, drawings, and technical reports.
- Excellent communication skills with the ability to engage confidently with stakeholders and customers to resolve technical and delivery challenges.
Qualifications
- Engineering degree (or equivalent qualification) in a relevant engineering discipline with significant demonstrable experience.
Security Clearance
The successful candidate must be able to achieve and maintain Standard (BPSS) / Security Check (SC) security clearance for this role.
Benefits
- 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 option to buy or sell up to one working week of annual leave
- ‘Be Kind Day’ to take one working day’s paid leave to undertake volunteering work
- Excellent development opportunities and employee assistance programme supporting physical, mental and financial wellbeing
Company
We’re Cavendish Nuclear – a team of c5,000 specialists and a core part of Babcock International Group. Our work across clean energy, defence, and civil decommissioning contributes to projects critical to energy security and national protection.
EEO Statement
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 are 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
15/07/2026
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