About the role

  • Senior Mechanical Engineer contributing to major nuclear decommissioning programmes. Collaborating with multidisciplinary teams on complex mechanical systems and ensuring compliance and technical excellence.

Responsibilities

  • You’ll work within a multidisciplinary team to develop and integrate complex mechanical systems, applying innovative engineering solutions to support the safe deconstruction and future-proofing of nuclear facilities.
  • 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.

Requirements

  • 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.
  • Engineering degree (or equivalent qualification) in relevant engineering discipline, with significant demonstrable experience.
  • 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 is a benefit that allows UK Cavendish 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.

Job title

Senior Mechanical Engineer

Job type

Experience level

Senior

Salary

Not specified

Degree requirement

Bachelor's Degree

Location requirements

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