SENIOR MECHANICAL ENGINEER

Location:Warrington, GB, WA3 6YD Reading, GB, RG14 2PZ Bristol, GB, BS16 1EJ Preston, GB, PR2 2YB
Company: Cavendish Nuclear
Onsite or Hybrid:

ESSENTIAL EXPERIENCE OF THE SENIOR MECHANICAL ENGINEER

• 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 FOR THE SENIOR MECHANICAL ENGINEER

• Engineering degree (or equivalent qualification) in relevant engineering discipline, with significant demonstrable experience

ROLE ID: SF66847

At Cavendish Nuclear we’re working to create a safe and secure world, together, and if you join us, you can play your part as a Senior Mechanical Engineer.

THE ROLE

As a Senior Mechanical Engineer, you’ll have a role that’s out of the ordinary. This role 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.

Day-to-day, you’ll lead the delivery of complex mechanical engineering tasks, applying deep technical expertise to solve challenging problems, produce and review high-quality documentation, and guide junior engineers, while collaborating 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.
• Lead the production and review of engineering outputs—including calculations, drawings, models, and reports—while maintaining design integrity throughout the lifecycle.
• Identify and manage project risks, contribute to safety assessments, and support continuous improvement through technical evaluations and process enhancements.

This role is full time, 37 hours per week provides hybrid working arrangements with 3 days in the office/onsite and 2 days working from home.