Principal Mechanical Design Engineer - Near Edinburgh (Hybrid)

Principal Mechanical Design Engineer - Near Edinburgh (Hybrid)

Lorien is supporting their longstanding, highly regarded and Scottish-born client in the search for a Principal Mechanical Design Engineer to join its product development team. This is a senior-ranking opportunity for someone who enjoys leading complex design work, shaping technical direction, and working across multidisciplinary projects in a precision-led environment.

Role Outline

Provide technical leadership on complex mechanical design projects including new technologies and product improvements from concept through to release.
Set direction on design approach, lead system-level architecture, and embed engineering best practice across the wider team.
Work closely with colleagues across engineering, manufacturing, quality, and supply chain to deliver robust solutions.
Support prototype development, testing, and product validation activities.
Lead design reviews, problem-solving activities, and continuous improvement initiatives.
Oversee technical documentation, drawings, and engineering standards to ensure quality and compliance.
Use analysis, modelling, and experimental data to guide design decisions.
Mentor other engineers and contribute to capability building within the team.
Help shape future development plans by contributing ideas for new technology and product improvement.What they're looking for

A strong background in mechanical design within a complex engineering environment, including system-level architecture, technical strategies and approaches.
Degree-qualified/equivalent industry record in Mechanical Engineering or a related discipline.
Record of leading technically challenging projects involving multiple stakeholders and disciplines.
Strong understanding of CAD, engineering drawings, tolerance control, and Design for Manufacture/DfX principles.
Confidence in validation, testing, root cause analysis, and structured problem solving.
The ability to influence technical decisions, support others, and communicate effectively at all levels.
Exposure to regulated, high-specification, or precision engineering environments would be advantageous.
A proactive mindset with a focus on quality, continuous improvement, and delivering practical engineering solutions.Conclusion

This is an excellent opportunity to join an established business where you can make a genuine impact at a senior level. If you're looking for a role that combines hands-on engineering depth with technical leadership and cross-functional influence, we'd be keen to hear from you. In return, you'll join a supportive organisation well versed in keeping their staff happy plus a generous bonus scheme, hybrid working model plus flexible start/finish times, annual salary reviews, plenty of opportunities to upskill and progress professionally, and a range of other benefits (that they've recently added to again) designed with employee happiness in mind. Apply with your latest CV for immediate consideration.

Guidant, Carbon60, Lorien & SRG - The Impellam Group Portfolio are acting as an Employment Business in relation to this vacancy
Only candidates based in UK and eligible to work in UK are allowed