Senior Mechanical Design Engineer
CV-LibraryCambridge, CambridgeshirecontractPosted: 27 September 2026
Apply NowSenior Mechanical Design Engineer
ARCA is supporting an engineering business to bring in an experienced Mechanical Design Engineer on a contract basis.
This is a hands-on role focused on the design, development and engineering validation of heavy-duty vehicles and mechanical equipment, taking designs from concept through to manufacture.
The work:
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Mechanical design and development of heavy-duty vehicles and machinery
*
3D CAD, assemblies and detailed manufacturing drawings
*
Design of fabricated structures, machined components and welded assemblies
*
Engineering calculations and FEA to validate mechanical designs
*
Analysis of stress, heat, fluid flow and vibration
*
Material selection, tolerancing, fits and technical specifications
*
Design for manufacture and assembly
*
Prototype development, testing and validation
*
Improving existing designs for performance, reliability, manufacturability, weight and cost
*
Investigating technical and manufacturing issues and developing practical engineering solutions
*
Working closely with manufacturing, quality, procurement and suppliers
What they’re looking for:
*
Strong mechanical design experience within heavy machinery, off-highway, construction/agricultural equipment, specialist vehicles or another relevant heavy engineering environment
*
Proven experience taking mechanical designs from concept through to manufacture
*
Strong knowledge of fabricated structures, metals, machining and welding
*
Hands-on engineering calculations and FEA experience
*
Experience across structural/stress analysis, with exposure to thermal, fluid flow and/or vibration analysis
*
Strong understanding of DFM/DFA and practical manufacturing processes
*
Experience working with large mechanical assemblies
*
SOLIDWORKS experience preferred
*
Ability to work independently, make sound technical decisions and take ownership of engineering deliverables
Details:
*
Contract: 3-6 months initially – Outside IR35
*
Location: North Cambridgeshire – hybrid working
ARCA is supporting an engineering business to bring in an experienced Mechanical Design Engineer on a contract basis.
This is a hands-on role focused on the design, development and engineering validation of heavy-duty vehicles and mechanical equipment, taking designs from concept through to manufacture.
The work:
*
Mechanical design and development of heavy-duty vehicles and machinery
*
3D CAD, assemblies and detailed manufacturing drawings
*
Design of fabricated structures, machined components and welded assemblies
*
Engineering calculations and FEA to validate mechanical designs
*
Analysis of stress, heat, fluid flow and vibration
*
Material selection, tolerancing, fits and technical specifications
*
Design for manufacture and assembly
*
Prototype development, testing and validation
*
Improving existing designs for performance, reliability, manufacturability, weight and cost
*
Investigating technical and manufacturing issues and developing practical engineering solutions
*
Working closely with manufacturing, quality, procurement and suppliers
What they’re looking for:
*
Strong mechanical design experience within heavy machinery, off-highway, construction/agricultural equipment, specialist vehicles or another relevant heavy engineering environment
*
Proven experience taking mechanical designs from concept through to manufacture
*
Strong knowledge of fabricated structures, metals, machining and welding
*
Hands-on engineering calculations and FEA experience
*
Experience across structural/stress analysis, with exposure to thermal, fluid flow and/or vibration analysis
*
Strong understanding of DFM/DFA and practical manufacturing processes
*
Experience working with large mechanical assemblies
*
SOLIDWORKS experience preferred
*
Ability to work independently, make sound technical decisions and take ownership of engineering deliverables
Details:
*
Contract: 3-6 months initially – Outside IR35
*
Location: North Cambridgeshire – hybrid working