Technical Surveyor - HVAC Systems (AHU Upgrades & Optimisation)
Location: Hybrid - Site/Mobile + Home/Office (Hampshire)

We are recruiting for a leading UK ventilation and air-handling manufacturer based in Hampshire. They design, build and service high-performance Air Handling Units (AHUs) and energy-efficient HVAC solutions for commercial, industrial and public-sector environments.

Role Summary
Our client is seeking a versatile Technical Engineer to support upgrades and optimisation across their HVAC systems portfolio. This includes hands-on work upgrading Air Handling Units (AHUs) to Electronically Commutated (EC) fans, and improving Chilled Water (CHW), Low-Pressure Hot Water (LPHW), Direct Expansion (DX) and run-around coil systems.
You'll take airflow and pressure measurements, troubleshoot issues on-site, and convert solutions into clear CAD drawings and documentation for installation teams. The role combines practical engineering, system validation and energy-efficiency improvements.

Key Responsibilities
Support AHU upgrades, including EC fan conversions
Optimise CHW, LPHW, DX and run-around coil systems
Measure and analyse airflows and pressures to validate performance
Produce accurate CAD drawings and technical documentation
Troubleshoot HVAC issues and assist site teams
Collaborate with internal engineers, operations and external contractors
Contribute to energy-efficient system improvements
Carry out site surveys and compliance checks

What You'll Bring
Strong HVAC technical understanding, especially around AHUs
Experience measuring airflow/pressure data
Ability to produce accurate CAD drawings
Strong problem-solving and communication skills
Knowledge of energy-efficient HVAC technologies
Proactive and adaptable approach

Why Apply?
Competitive salary + overtime
Training and progression opportunities
Company commercial vehicle
Work with a respected UK manufacturer focused on sustainability

Should you require any support or assistance on your application, please contact your local Gi Group office directly.

Gi Group Holdings Recruitment Limited are proud founding members of Menopause in business, pledge members for Neurodiversity in business, Disability committed members, Gold status pledge members for the Armed Forces Covenant, and Bronze trail blazers for Racial Equality matters.

Gi Group Holdings Recruitment Limited group of companies includes Gi Recruitment Limited, Draefern Limited, Gi Group Recruitment Ltd, INTOO (UK) Limited, Marks Sattin (UK) Limited, TACK TMI UK Limited, Grafton Professional Staffing Limited, Encore Personnel Services, Gi Group Ireland Limited and Kelly Services (UK) Ltd. Gi Group Ireland Limited are acting as an Employment Agency in relation to this role.

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