Stress Analysis Engineer
Senior Mechanical Design Engineer (Tooling) - Siemens NX
Location: Derby (On‑site)
Sector: Highly Regulated Engineering / Defence / Complex Tooling
Clearance: British Citizens only - eligibility for UK Security Clearance (SC) required
The Opportunity
Are you and experienced mechanical design engineer, looking for your next long-term opportunity?
We're delighted to be supporting a major engineering consultancy, delivering complex tooling and mechanical design solutions across highly regulated sectors, as part of a wider framework agreement.
Due to significant investment and long‑term programme growth, we're looking for experienced Senior Mechanical Design Engineers, with strong Siemens NX skills and a background in tooling, fixtures, jigs, lifting equipment or precision mechanical systems.
Here, you will be joining a powerhouse of the engineering world, working with a talented, multi-disciplinary engineering team, and the chance to collaborate on cutting-edge, meaningful UK programmes with long‑term career potential.
Key Responsibilities
- 3D modelling and 2D detailing in Siemens NX
- Managing design data via Teamcenter (PLM)
- Full lifecycle tooling design: requirements → concept → DfM → release
- Producing assemblies, sub‑assemblies, BOMs and detailed drawings
- Applying GD&T to ASME Y14.5 / BS standards
- Supporting gated design reviews and client presentations
- Ensuring compliance with safety legislation and UKCA requirements
What You'll Bring
Essential:
- Strong Siemens NX (3D + 2D)
- Proven tooling / jigs / fixtures / lifting equipment design experience
- Teamcenter or similar PLM experience
- Solid DfM understanding
- Confident with GD&T
Desirable:
- Experience in nuclear, aerospace, defence, heavy engineering, oil & gas
- FEA exposure (Abaqus, ANSYS, MathCAD or hand calcs)
- Manufacturing or toolmaker background
Why Join?
- Long‑term, high‑value engineering programmes
- Growing team with strong investment and future opportunities
- Complex, interesting design challenges
- Work that contributes to nationally significant projects
Security Requirements
Due to project restrictions, applicants must be British Citizens (sole nationality) and eligible for UK Security Clearance (SC).
Apply
If you're an experienced Mechanical Design Engineer with strong NX capability and a passion for complex tooling design, we'd like to hear from you. Apply for a confidential discussion.

