HVAC CAD Design Engineer – 3D Layouts & Site Delivery

Whiteoak Associates; Marlow; On-site; GBP 45,000 - 65,000; Full time

Job summary

Whiteoak Associates is seeking a practically minded Mechanical CAD Design Engineer to bridge the gap between design and on-site delivery. You will produce accurate 2D/3D plant room layouts and pipework using AutoCAD as the primary tool, with occasional Revit support, ensuring compliance with UK Building Regulations.

You will work within a close-knit design and delivery team, reviewing inputs, coordinating with project managers, and resolving spatial conflicts with other engineers and site teams.

Qualifications

• Proven 3D CAD Design experience.
• Understanding of mechanical building services and basic pipe stress/routing constraints.
• Proficiency in AutoCAD is essential.
• Excellent problem-solving skills and the confidence to liaise with site teams.

Responsibilities

• Produce accurate 2D/3D plant room layouts, schematics, and pipework arrangements using AutoCAD (Primary) and Revit (Occasional).
• Review design inputs, calculate spatial/containment requirements, and specify mechanical equipment in collaboration with Project Managers.
• Collaborate with structural, electrical, and architectural teams to resolve spatial conflicts digitally before materials hit the site.
• Conduct site surveys, work with site installation teams to troubleshoot issues, and amend drawings for as-built documentation.
• Ensure all drawings and layouts adhere to UK Building Regulations.

Skills

3D CAD Design

Building Services

Problem Solving

Site Liaison

Tools

AutoCAD

Revit

Job description

Whiteoak Associates is seeking a practically minded Mechanical CAD Design Engineer to bridge the gap between design and on-site delivery. You will produce accurate 2D/3D plant room layouts and pipework using AutoCAD as the primary tool, with occasional Revit support, ensuring compliance with UK Building Regulations.

You will work within a close-knit design and delivery team, reviewing inputs, coordinating with project managers, and resolving spatial conflicts with other engineers and site teams.