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Didcot, OXF Permanent Posted by: Johnson Controls Posted: Monday, 26 January 2026
 
 

Join Password Services Air Conditioning Ltd., part of Johnson Controls, as a Commercial HVAC & Gas Engineer. In this mobile role, you'll work at blue-chip client sites across the central region (Birmingham to Watford), ensuring HVAC and gas systems operate at peak performance.

You'll be the primary technical contact for service issues-troubleshooting, repairing, and maintaining complex systems to deliver exceptional service.

What You'll Do

  • Carry out service, maintenance, and repairs on HVAC & refrigeration systems at client sites.

  • Install, service, and maintain gas and electric water heaters.

  • Replace and commission new heating systems and components.

  • Diagnose and resolve faults quickly and efficiently.

  • Perform Gas Safety checks on appliances and pipework installations.

  • Maintain internal and external water systems for optimal performance.

  • Ensure compliance with Health & Safety regulations and industry standards.

  • Complete accurate job sheets, service reports, and compliance documentation.

  • Liaise with clients and participate in an on-call rota for emergency call-outs.

What We're Looking For

  • Proven HVAC service experience (eg, AHUs, gas heaters).

  • Strong knowledge of HVAC systems (cold rooms, display cabinets, chillers, cellar cooling, ice machines).

  • Excellent troubleshooting skills.

  • Ability to work independently and as part of a team.

  • Qualifications:

    • NVQ Level 2 or equivalent in Air Conditioning & Refrigeration

    • F-Gas certification.

    • Commercial Gas qualifications (CODNCO1, CIGA1, ICPN1).

    • Gas Safe Registered.

  • Full UK driving licence and willingness to travel.

What We Offer

  • Competitive salary + premium overtime rates, standby allowance, and paid call-outs.

  • Tools for success: Service van, mobile, tablet, PPE, and specialist tools.

  • Generous leave: 25 days holiday + bank holidays.

  • Benefits: Pension, life assurance, EAP, referral scheme, retail discounts, Cycle2Work, and discounts on Johnson Controls products.

  • Safety-first culture: Zero Harm policy.

  • Inclusive environment: Access to Johnson Controls business resource groups with training and development opportunities

Ready to thrive in a supportive, empowering culture where your work is valued? Apply now and take the next step in your HVAC career!

Didcot, OXF, UK
Logistics
Johnson Controls
Click apply
JS13702850306225134908
26/01/2026 19:54:32
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