Mechanical Design Engineer

Mechanical Building Services Design EngineerSouthampton, Hampshire | Junior to Senior opportunitiesWant to design smarter, greener buildings—and see your work make a real impact? My client is growing, and looking for a Mechanical Building Services Design Engineer to strengthen their Southampton team.

From new builds and refurbishments to plant upgrades and energy-efficiency projects, you'll work on varied briefs that blend smart engineering with practical net zero thinking. The roleYou'll own mechanical designs from concept and feasibility through to detailed design and technical delivery.

You can get further details about the nature of this opening, and what is expected from applicants, by reading the below. Expect plenty of variety, real responsibility and the support of a collaborative design team. Carry out site surveys, condition surveys and technical investigationsDesign heating, hot and cold water, ventilation, cooling, drainage and low/zero-carbon systemsProduce AutoCAD drawings, specifications, equipment schedules and technical submissionsComplete design calculations using industry softwareSupport project management and contract administrationWhat you'll bringWhether you're stepping up or already operating at senior level, you'll be confident taking ownership of mechanical design work and producing accurate, high-quality outputs.

You'll also need: Mechanical building services design experienceConfident AutoCAD skillsGood attention to detail and a practical, solutions-focused mindsetStrong IT skills, including Microsoft OfficeA full UK driving licenceEnjoy a competitive package, a relaxed and friendly culture, varied projects and genuine room to grow. Type: PermanentCategory: Mechanical Design EngineerDate Posted: 2026-09-28

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