Location: Heysham, Lancashire
Compensation: Attractive Salary + Benefits
Role Type: Full time / Permanent
Role ID: 71814
Shape the Future of Clean Energy and National Security
At Cavendish Nuclear we’re working to create a safe and secure world, together. If you join us, you can play your part as a Senior Mechanical Engineer at the Heysham 2 Power Station in Lancashire.
Job Title
Senior Mechanical Engineer
Role Overview
As a Senior Mechanical Engineer, you’ll contribute directly to one of the most important phases in the nuclear‑energy lifecycle. You will play a central part in preparing and delivering the safe, effective removal of spent fuel, supporting ponds and flasks operations as Heysham 2 moves toward defueling. Your work ensures critical engineering systems operate reliably in a high‑hazard environment, contributing to national energy security and advancing your own development in complex mechanical design, safety‑critical engineering, and nuclear‑sector excellence.
Key Responsibilities
- Drive end‑to‑end design output, producing schemes, detailed drawings, assemblies, specifications, technical studies, and design justification reports.
- Identify and respond to task variations through formal change control.
- Deliver multi‑discipline work packages to programme, budget, and quality standards.
- Support ponds and flasks operations as part of defueling readiness.
This is a 37‑hour‑per‑week, full‑time, onsite role at Heysham, Lancashire. Working times are 08:00–16:30 (Monday to Thursday) and 08:00–13:00 (Friday).
Essential Experience
- Experience producing mechanical design deliverables for mechanical handling equipment, special‑purpose machinery or lifting equipment, ideally in a high‑hazard environment.
- Demonstrated design leadership and the ability to manage multi‑discipline teams.
- Experience delivering engineering work packages to time, cost, and quality.
- Strong understanding of change control within engineering design processes.
- Experience working within safety‑critical or regulated engineering environments.
Qualifications
- Degree‑qualified or equivalent (NVQ Level 3 or HNC).
Security Clearance
The successful candidate must be able to achieve and maintain Counter Terrorist Check (CTC) security clearance for this role. Further details are available at United Kingdom Security Vetting: clearance levels – GOV.UK (www.gov.uk).
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 – allows employees to buy additional leave or sell up to one working week of annual leave (Window opens February through to March annually)
- ‘Be Kind Day’ – enables employees to take one working day’s paid leave per year to undertake volunteering work with a chosen organisation or registered charity
- Excellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial well‑being
Closing date: 15/04/2026
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