Commercial HVAC and Gas Engineer

Johnson Controls; Slough; On-site; GBP 80,000 - 100,000; Full time

Job summary

A leading HVAC services company is seeking a Commercial HVAC & Gas Engineer in the United Kingdom. The role involves servicing and maintaining HVAC systems at blue-chip client sites, ensuring compliance with safety regulations and delivering exceptional service. Ideal candidates should have relevant qualifications and proven experience in HVAC service and gas systems. A competitive salary and various benefits await the right applicant.

Benefits

Competitive salary

25 days holiday + bank holidays

Pension and life assurance

Discounts on products

Qualifications

• Proven HVAC service experience in multiple systems.
• Strong knowledge of gas and electric systems.
• Full UK driving licence required.

Responsibilities

• Carry out maintenance and repairs on HVAC systems.
• Perform Gas Safety checks and ensure compliance.
• Complete job sheets and service reports.

Skills

HVAC service experience

Troubleshooting skills

Ability to work independently

Knowledge of HVAC systems

Education

NVQ Level 2 in Air Conditioning & Refrigeration

F-Gas certification

Commercial Gas qualifications (CODNCO1, CIGA1, ICPN1)

Gas Safe Registered

Job description

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 (e.g., 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!