Mechanical Design Engineers Our client - one of the UK's leading renewable energy contractors - is experiencing further significant growth and they're urgently looking for Mechanical Design Engineers to join their teams in London (Holborn), Blackburn, and Glasgow. Roles available: * Intermediate Design Engineers * Senior Design Engineers * Principal Design Engineers What you’ll do: * Work on projects from concept through to detailed design * Design heating systems, energy centres, trigeneration solutions, and heat pumps * Carry out site visits, surveys, client meetings, and presentations * Handle calculations, equipment selection, schematics, and drawings * Keep an eye on costs and resolve design issues * Ensure compliance with safety and in-house standards * Support tendering with mechanical specifications What you’ll need: * HNC/HND (minimum) in Mechanical, Building Services, or similar; degree preferred * Experience in one or more areas: Building Services, CHP, Boilers/Heating, HVAC, Steam, Cooling, Renewable Energy (solar, heat pumps, etc.) * AutoCAD skills * Full UK manual driving licence Why join? * Be part of projects helping the UK hit Net Zero targets * Opportunities to grow with a team that’s expanding nationwide * Competitive salary (DOE) * Pension scheme & life insurance * 25 days holiday bank holidays, with options to buy/sell more * Gym discounts and wellbeing support * EV charging points where possible Important info: * Applications reviewed within 28 days * Only candidates legally entitled to work and currently living in the UK can apply * We’re committed to equal opportunities and fair treatment for all applicants