Senior Mechanical Design Engineer - Hybrid, Nuclear CAD/BIM

Assystem; Bristol; Hybrid; GBP 55,000 - 90,000; Full time

Benefits offered by this job

Hybrid work

Holiday bonuses

Ongoing training

Internal promotion

Employee committee

Job summary

Assystem is seeking a Senior Mechanical Design Engineer to develop fluid systems for turbine island projects in the nuclear sector. You will work with multidisciplinary teams to deliver 2D and 3D CAD models, PFDs, P&IDs, and piping designs while maintaining design documentation and safety compliance.

You will collaborate across engineering teams, participate in design reviews, and ensure timely delivery within budget. SC clearance or eligibility is required.

Qualifications

• Previous experience as a Mechanical Design Engineer or similar role.
• Familiarity with 2D CAD systems (AutoCAD) for drawing creation.
• Experience with 3D CAD/BIM tools (Revit, Inventor, SolidWorks, NX or PDMS).
• Professional engineering qualification and SC clearance or ability to obtain.
• Ability to work within a multi-disciplinary team and deliver to schedule.

Responsibilities

• Develop 2D CAD drawings, PFDs and P&IDs.
• Prepare 3D CAD/BIM models, layouts, piping design and isometrics.
• Participate in design reviews and technical meetings.
• Ensure designs meet safety factors, tolerances and standards.
• Maintain design records and update CAD/BIM documentation databases.
• Collaborate with engineering teams to ensure coordinated designs.

Skills

Mechanical design

AutoCAD

3D CAD

BIM

SC Clearance

Education

Engineering degree

Tools

Revit

Inventor

SolidWorks

Siemens NX

PDMS

AutoCAD Plant 3D

Job description

Assystem is seeking a Senior Mechanical Design Engineer to develop fluid systems for turbine island projects in the nuclear sector. You will work with multidisciplinary teams to deliver 2D and 3D CAD models, PFDs, P&IDs, and piping designs while maintaining design documentation and safety compliance.

You will collaborate across engineering teams, participate in design reviews, and ensure timely delivery within budget. SC clearance or eligibility is required.