Senior Mechanical Designer

ASSYSTEM

18h • Hybrid

About The Position

Assystem is a leading independent nuclear engineering firm with over 60 years of experience in highly regulated sectors. The company supports stakeholders in executing complex infrastructure projects requiring high safety and security. Assystem operates in 13 countries with 8,000 experts, offering engineering, project management, and digital solutions. This role is within the growing Defence sector, offering flexible hybrid working from any of Assystem's UK offices.

Requirements

• HND in an applicable engineering/design discipline preferred or HNC with relevant experience.
• Extensive experience in mechanical design in line with BS/ISO standards.
• Proficiency in 2D and 3D CAD software.
• Experience with design for manufacture, pipework, pressure vessels, and structural steelwork.

Nice To Haves

• Experience with Autodesk Revit and GD&T.
• Familiarity with BS8888 and ASME Y14.5 drawing standards.

Responsibilities

• Develop complete design concepts, scheme definitions, and full detailed design solutions using CAD software, including Inventor.
• Work on piping systems, mechanical flow diagrams, and the production of general arrangement, assembly, component, and fabrication drawings.
• Produce scoping calculations and component specifications that meet BS/ISO standards and legal requirements (e.g., LOLER, EMUA).
• Ensure designs adhere to the AEIL Quality Management System, delivering work within agreed time scales, costs, and quality standards.

Benefits

• 25 days of annual leave + bank holidays
• 8% company pension contributions
• Healthcare cash-plan to get money back on dental, medical, physical care
• Employee assistance programme including 24/7 access to free mental health support, virtual gym classes and more
• Professional and industry membership fees paid for

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: Associate degree