Job Title: Contract Senior/Principal Mechanical Engineer
Location: Warrington
Contract Type: Initial 6-month contract, with strong potential for long-term extension
Client: Confidential (Engineering Consultancy – Nuclear Sector)
Rate: £50–£55 per hour (Inside IR35)
About the Client:
Our client is a respected engineering and project management consultancy operating within the nuclear andplex industrial sectors. They are known for delivering high-integrity solutions and maintaining a strongmitment to safety, innovation, and technical excellence across all phases of design, construction, and operations.
Role Summary:
We are recruiting for a Senior Mechanical Engineer to support the delivery of technically demanding engineering projects. This contract role offers the opportunity to lead mechanical design activities, perform detailed analysis, and contribute to multidisciplinary teams in a regulated environment. The position is expected to evolve into a long-term engagement based on performance and project continuity.
Key Responsibilities:
1. Lead mechanical design and development from concept through to detailed engineering and delivery
2. Produce and review technical documentation including specifications, calculations, and engineering drawings
3. Conduct mechanical analysis including stress, thermal, and fluid flow assessments
4. Collaborate with multidisciplinary teams to integrate mechanical systems into broader project designs
5. Ensure designs meet applicable codes, standards, and safety regulations
6. Support procurement, fabrication, and installation phases as required
7. Provide technical leadership and mentoring to junior engineers
Required Qualifications and Experience:
8. Bachelor’s degree in Mechanical Engineering or related discipline
9. Minimum of 8 years of mechanical engineering experience, ideally within nuclear, energy, or industrial sectors
10. Proficiency in CAD software (, SolidWorks, AutoCAD, Inventor)
11. Strong understanding of mechanical systems, materials, and manufacturing processes
12. Familiarity with relevant standards such as ASME, BS, ISO
13. Excellentmunication and technical writing skills
14. Ability to manage multiple priorities and work independently
Desirable Skills:
15. Experience in regulated environments or nuclear safety cases
16. Chartered Engineer status (CEng) or working towards
17. Knowledge of systems engineering and full project lifecycle
Application Process: To express interest in this opportunity, please submit your CV and availability to A. P lease contact us for a confidential discussion about your career. #4730643 - Alex Mellor