About this role

Company Description

Today, Assystem is among the top three independent nuclear engineering firms worldwide. With over 60 years of experience in highly regulated sectors, the group supports public and industrial stakeholders in the execution of complex and strategic infrastructure projects, subject to high safety and security requirements. 

Assystem mobilizes 8,000 experts in 13 countries and intervenes across the entire project lifecycle, in engineering, project management and digital solutions.

Job Description

🚀 Join the Fusion and Modular Nuclear Business Unit! 🚀Reporting to the CAD Manager, the mechanical CAD engineer is responsible for the delivery of component models and definitions, system P&IDs, integrated layouts, and assemblies for the Small Modular Reactor (SMR). The role will involve developing an understanding of the layout and components within the SMR, collaborating with engineering designers, and generating CAD models and definitions to a high standard.

Your Mission:

  • Integrated Layout Design: Develop layout solutions from concept to construction, based on design engineer specifications.
  • CAD Modeling: Create component CAD models and definitions adhering to standards.
  • Diagram Production: Generate 2D process, instrumentation, and ventilation system diagrams.
  • Data Management: Assist in product configuration and data management processes.
  • Quality Assurance: Maintain quality by conducting peer reviews of models and component definitions.
  • CAD Environment Management: Set up and maintain CAD tools, templates, standards, QA processes, and training materials.
  • Team Support: Provide CAD expertise, training, and mentorship to the CAD/BIM team and junior staff members.

Why Join the Community of Switchers?

  • 🌟 Over 55 years in nuclear engineering.
  • 🏆 Ranked among the top 3 largest nuclear engineering companies.
  • 💼 Attractive social benefits, including an engaging Employee Committee and holiday bonuses.
  • 📚 Ongoing training with numerous career opportunities.
  • 📈 70% of our managers are promoted internally!
  • 🏠 Hybrid work: 1-2 days remote per week.

Qualifications

  • Experienced Mechanical CAD Engineer or similar role, ready to drive innovation and excellence.
  • Collaborative team player with a knack for transforming concepts into reality through engineering teamwork. 
  • Proficient in 2D CAD systems like AutoCAD for creating precise and detailed drawings. 
  • Skilled in 3D CAD/BIM systems (Revit, Inventor, Solidworks, Solid Edge, Siemens NX, PDMS, AutoCAD Plant 3D, or similar) for crafting dynamic models and drawings. 
  • Professionally qualified in an engineering-related field, bringing expertise and technical prowess. 
  • SC Clearance or the capability to achieve it, ensuring readiness for high-security projects. 

Additional Information

Due to the nature of the work, applicants must meet UK security clearance criteria.

Ready to make a difference in the nuclear engineering world? Join us and be a part of the future of nuclear and fusion innovation! 🌐✨

NOTICE TO CANDIDATES ON RECRUITMENT FRAUD - We are committed to safeguarding candidates from fraudulent activity associated with our recruitment process. Please note that we will never offer specialist CV writing services, request payment or ask for sensitive personal information during the recruitment process.

We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

Frequently Asked Questions

Is the salary disclosed for the Mechanical CAD Engineer position at assystem?
The salary for this Mechanical CAD Engineer role at assystem is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Mechanical CAD Engineer position at assystem located?
This Mechanical CAD Engineer role at assystem is based in England, Newcastle upon Tyne, Newcastle upon Tyne, England, United Kingdom, gb. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Mechanical CAD Engineer role at assystem full-time or part-time?
This is listed as a Full time position. It is posted as a Mechanical CAD Engineer role at assystem.
How do I apply for the Mechanical CAD Engineer position at assystem?
Click the "Apply Now" button on this page. You will be redirected to assystem's official application portal hosted on smartrecruiters where you can submit your application directly.
When was the Mechanical CAD Engineer job at assystem posted?
This Mechanical CAD Engineer position at assystem was posted on May 14, 2026. Apply as soon as possible — early applications are often reviewed first.
Mechanical CAD Engineer
assystem
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