CJM Engineering
Machined component and calipers on an engineering workbench
Independent Mechanical Design

From brief
to detailed design.

Mechanical design and SolidWorks CAD support for engineering consultancies and manufacturers.

Explore our services
CJM Engineering / Northern Ireland
SolidWorks PremiumDefined projects & team supportDirect access to your engineer
Engineering Support

Take a project forward.
Or strengthen your design team.

Selected Work
How We Work

A clear route from
brief to handover.

01 / Brief

Define the work

Discuss the requirements, available inputs, deadline and what success looks like.

02 / Scope

Agree the package

Set the deliverables, review points, responsibilities and price before work starts.

03 / Develop

Design & review

Develop the models and drawings, with review of key decisions and agreed changes.

04 / Handover

Deliver & support

Issue the agreed files and revision information, then address handover questions.

People & Tools

Work directly with the engineer developing your design.

Your Contact
Cillian McCay

Founder of CJM Engineering, with a background in Mechatronic Engineering.

CAD Platform
SolidWorks Premium

Native SolidWorks deliverables and agreed exchange formats for your workflow.

Professional Cover
Insured design support

Professional indemnity and public liability insurance. Details available during onboarding.

More about CJM

Discuss Your Project

Tell us what needs
to move forward.

Start a project

A brief, drawing, CAD model or photographs of an existing part are enough to start a technical conversation.

© 2026 CJM Engineering
Image credits

Service images are illustrative, not CJM project photography. Fixture: Millcam. Scanning: Daviti Khukhua / Fab Academy. Printing: Integrated Micro-Electronics. CAD: SOLIDWORKS. Nissan cover reference: ModeloDrive / Carbon Fiber Hoods.