Senior Mechanical Design Engineer

Overview

We are seeking an experienced Senior Mechanical Design Engineer with a strong background in machinery design for special purpose mechanical equipment
, mechanical handling systems
, and fabrication projects. The role will be based on a hybrid working arrangement between our Knowsley and Warrington offices.

This is an excellent opportunity to contribute to challenging, high‑profile projects in the nuclear sector
, with a particular focus on equipment for decommissioning environments
.

• Lead the design and development of bespoke mechanical machinery and handling systems, from concept through to manufacture.
• Produce detailed 3D models and manufacturing drawings using CAD and Solid Works software.
• Prepare and review design calculations, technical specifications, and engineering reports.
• Ensure designs meet relevant nuclear industry standards, regulatory requirements, and client specifications.
• Collaborate with multidisciplinary teams, including project managers, structural engineers, and fabrication teams.
• Oversee supplier engagement, manufacturing support, and site‑based engineering activities as required.
• Support design reviews, hazard assessments, and project documentation in line with nuclear site protocols.

• Proven track record in special purpose machinery design and mechanical handling equipment
  .
• Strong fabrication and manufacturing knowledge
  .
• Nuclear industry experience –
  essential
  .
• Experience in nuclear decommissioning projects –
  highly desirable
  .
• Proficiency in CAD and Solid Works
  .
• Ability to lead projects, mentor junior engineers, and liaise confidently with clients.

• Degree in Mechanical Engineering or equivalent (HNC, ONC, or similar considered with relevant experience).
• Strong knowledge of engineering standards, safety regulations, and quality assurance processes within the nuclear sector.
• Hybrid working arrangement (office / home).
• Opportunity to work on industry‑leading nuclear decommissioning projects.
• Competitive contract rates and benefits.

Mid‑Senior level

Contract

Design, Engineering, and Project Management

Engineering Services and Design Services