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Chiller Service Technician

Johnson Controls

Chiller Service Technician

full-timePosted: Aug 4, 2026Updated: Sep 1, 2026Hounslow-Middlesex-United Kingdom

Job Description

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 offerCompetitive salary and premium overtime ratesStandby allowance and call-out paymentsCompany vehicle, mobile phone, tablet, PPE and specialist equipment25 days annual leave plus Bank HolidaysHoliday Purchase SchemePension, life assurance and Employee Assistance ProgrammeEmployee discounts, Cycle to Work scheme and Johnson Controls product discountsIndustry-leading training and development opportunitiesCareer progression through structured career pathwaysCommitment to safety through our Zero Harm cultureWhat you will doAs 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 forNVQ Level 2 in HVAC or equivalent (Level 3 desirable)Experience in an HVAC Service Engineer roleF-Gas 2079 Category 1 certificationStrong working knowledge of chillers, DX, split, VRV systems, AHUs and ventilation plantExperience with major manufacturers such as York, Trane, Carrier, Daikin, Hitachi and Mitsubishi ElectricElectrical and controls experience, including fault finding and rectificationAbility to interpret technical documentation, including electrical and piping schematicsSelf-motivated, able to work independently and as part of a teamFull UK driving licenceJoin 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.#LI-HN1#LI-Onsite#RMDFL

Locations

  • Hounslow-Middlesex-United Kingdom

Skills Required

  • HVAC Service Engineer roleintermediate
  • chillersintermediate
  • major manufacturers such as Yorkintermediate

Preferred Qualifications

  • Experience in an HVAC Service Engineer role (experience)
  • F-Gas 2079 Category 1 certification (certification)
  • Strong working knowledge of chillers, DX, split, VRV systems, AHUs and ventilation plant (experience)
  • Experience with major manufacturers such as York, Trane, Carrier, Daikin, Hitachi and Mitsubishi Electric (experience)
  • Electrical and controls experience, including fault finding and rectification (experience)
  • Ability to interpret technical documentation, including electrical and piping schematics (experience)
  • Self-motivated, able to work independently and as part of a team (experience)
  • Full UK driving licence (experience)
  • 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. (experience)
  • #LI-HN1#LI-Onsite#RMDFL (experience)

Responsibilities

  • 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.

Benefits

  • general: Competitive salary and premium overtime rates
  • general: Standby allowance and call-out payments
  • general: Company vehicle, mobile phone, tablet, PPE and specialist equipment
  • general: 25 days annual leave plus Bank Holidays
  • general: Holiday Purchase Scheme
  • general: Pension, life assurance and Employee Assistance Programme
  • general: Employee discounts, Cycle to Work scheme and Johnson Controls product discounts
  • general: Industry-leading training and development opportunities
  • general: Career progression through structured career pathways
  • general: Commitment to safety through our Zero Harm culture
  • general: Competitive salary and premium overtime rates
  • general: Standby allowance and call-out payments
  • general: Company vehicle, mobile phone, tablet, PPE and specialist equipment
  • general: 25 days annual leave plus Bank Holidays
  • general: Holiday Purchase Scheme
  • general: Pension, life assurance and Employee Assistance Programme
  • general: Employee discounts, Cycle to Work scheme and Johnson Controls product discounts
  • general: Industry-leading training and development opportunities
  • general: Career progression through structured career pathways
  • general: Commitment to safety through our Zero Harm culture

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