Chiller Service Engineer

Johnson Controls, Inc.; Hounslow; On-site; GBP 36,000 - 52,000; Full time

Benefits offered by this job

Competitive salary & overtime

Standby allowance

Company vehicle

25 days leave + bank holidays

Holiday Purchase Scheme

Pension & life assurance

Employee discounts

Cycle to Work

Training & development

Career progression

Zero Harm safety culture

Job summary

Johnson Controls (Heathrow) seeks a Chiller Service Engineer to service, maintain and repair a range of chiller systems at Heathrow Airport. The role is site-based with occasional travel to other locations, offering progression and ongoing training.

You will handle planned maintenance, fault diagnosis and electrical/controls troubleshooting across air-cooled and water-cooled chillers, with opportunities to lead upgrades and improvements while adhering to health and safety standards.

Qualifications

• NVQ Level 2 in Refrigeration & Air Conditioning (Level 3 desirable).
• F-Gas Category 1 Certification.
• Experience servicing and maintaining air-cooled and water-cooled chillers.
• Strong fault-finding skills across refrigeration, electrical and controls systems.
• Experience with York, Trane and Carrier.
• Ability to read technical drawings and electrical schematics.
• Full UK driving licence.

Responsibilities

• Planned preventative maintenance (PPM).
• Reactive repairs and fault diagnosis.
• Electrical, refrigeration and controls troubleshooting.
• Identification of equipment improvements and upgrades.
• Completion of service documentation.
• Compliance with all health and safety procedures.
• You may also support associated HVAC equipment, including AHUs, ventilation and cooling systems.

Skills

Chillers servicing

Fault diagnosis

Electrical & controls

Reading schematics

Technical drawings reading

York/Trane/Carrier experience

Driving licence UK

Education

NVQ Level 2 Refrigeration & Air Conditioning (Level 3 desirable)

F-Gas Category 1 Certification

Job description

Johnson Controls is the global leader in smart, healthy and sustainable buildings. We are looking for an experienced Chiller Service Engineer to join our team at Heathrow Airport.

This is an excellent opportunity for an engineer with strong experience servicing, maintaining and fault-finding on commercial and industrial chillers from manufacturers such as York, Trane and Carrier.

What We Offer

• Competitive salary plus premium overtime rates
• Standby allowance (1 in 10) and call-out payments
• Company vehicle, mobile phone, tablet, PPE and specialist tools
• 25 days annual leave plus Bank Holidays
• Holiday Purchase Scheme
• Pension, life assurance and Employee Assistance Programme
• Employee discounts and Cycle to Work scheme
• Ongoing training and development
• Structured career progression
• Zero Harm safety culture

What You Will Do

You will be responsible for servicing, maintaining and repairing a range of chiller systems across Heathrow Airport. The role is primarily site-based, with occasional travel to other customer locations when required.

Key responsibilities include:

• Planned preventative maintenance (PPM)
• Reactive repairs and fault diagnosis
• Electrical, refrigeration and controls troubleshooting
• Identification of equipment improvements and upgrades
• Completion of service documentationCompliance with all health and safety procedures

You may also support associated HVAC equipment, including AHUs, ventilation and cooling systems.

What We Are Looking For

Essential

• NVQ Level 2 in Refrigeration & Air Conditioning (Level 3 desirable)
• F-Gas Category 1 Certification
• Experience servicing and maintaining air-cooled and water-cooled chillers
• Strong fault-finding skills across refrigeration, electrical and controls systems
• Experience with manufacturers such as York, Trane, Carrier
• Ability to read technical drawings and electrical schematics
• Full UK driving licence

Desirable

• BMS or controls experience
• Experience working in airports, data centres, hospitals or other critical environments
• Manufacturer training or certifications

Join a market-leading organisation where your expertise is valued, your development is supported, and your career can thrive.