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Chiller Service Technician

Job in Hounslow, Greater London, TW3, England, UK
Listing for: Alloy Enterprises
Full Time position
Listed on 2026-09-12
Job specializations:
  • Trades / Skilled Labor
    HVAC Tech / Heating Engineer, Maintenance Technician / Mechanic, Field/Service Technician, Installation Technician
Salary/Wage Range or Industry Benchmark: 35000 - 48000 GBP Yearly GBP 35000.00 48000.00 YEAR
Job Description & How to Apply Below

Johnson Controls is the global leader in smart, healthy, and sustainable buildings. Our mission is to reimagine building performance to serve people, places, and the planet.

We are looking for an experienced Chiller/HVAC Service Technician to join our team at Heathrow Airport
.

What we offer
  • Competitive salary and premium overtime rates

  • Standby allowance and call-out payments

  • Company vehicle, mobile phone, tablet, PPE and specialist equipment

  • 25 days annual leave plus Bank Holidays

  • Holiday Purchase Scheme

  • Pension, life assurance and Employee Assistance Programme

  • Employee discounts, Cycle to Work scheme and Johnson Controls product discounts

  • Industry-leading training and development opportunities

  • Career progression through structured career pathways

  • Commitment to safety through our Zero Harm culture

What you will do

As an HVAC Service Technician, you will carry out servicing, maintenance and repairs on chillers and HVAC equipment across Heathrow Airport. This is primarily a static site-based role, with occasional travel to other customer locations if required.

Your responsibilities will include troubleshooting faults, resolving technical issues, carrying out planned preventative maintenance (PPM), and providing recommendations for system improvements and upgrades. You will work in line with customer agreements, company procedures and health and safety standards at all times.

What we look for
  • NVQ Level 2 in HVAC or equivalent (Level 3 desirable)

  • Experience in an HVAC Service Engineer role

  • F-Gas 2079 Category 1 certification

  • Strong working knowledge of chillers, DX, split, VRV systems, AHUs and ventilation plant

  • Experience with major manufacturers such as York, Trane, Carrier, Daikin, Hitachi and Mitsubishi Electric

  • Electrical and controls experience, including fault finding and rectification

  • Ability to interpret technical documentation, including electrical and piping schematics

  • Self-motivated, able to work independently and as part of a team

  • Full UK driving licence

Join a market-leading organisation where your contribution is valued, your development is supported, and your career can thrive. If you're looking for your next challenge with a great team and excellent benefits, we'd love to hear from you.

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