Senior Service Technician

Who We Are

Carrier is the world leader in high-technology heating, air-conditioning, and refrigeration solutions, backed by over 100 years of innovation. We tackle complex challenges on a global scale and continue to shape the future of HVAC with industry-defining technologies. When you join Carrier, you join a team driven by excellence, innovation, and a passion for delivering smarter, more sustainable solutions.

About the Role

We are seeking an experienced Service Technician or Chiller Engineer to support our operations across the Paisley region in Scotland. This is an exciting opportunity to work with cutting-edge HVAC technology while providing exceptional service to our valued customers. You’ll be part of a highly skilled team, working on industry-leading equipment and playing a key role in delivering world-class support.

What You’ll Be Doing

You will be responsible for troubleshooting, servicing, and commissioning industrial water chillers—working independently and as part of a collaborative team. Your work will include:

• Responding to service calls promptly and completing risk assessments before work begins

• Performing maintenance, repairs, and fault diagnostics on Carrier and third-party chillers, including air-cooled, water-cooled, screw, scroll, centrifugal, and reciprocating systems

• Identifying and rectifying electrical and mechanical faults, including complex technical troubleshooting both onsite and remotely

• Interpreting wiring diagrams, P&ID drawings, pressure enthalpy diagrams, and other technical documentation

• Commissioning standard and large-capacity chillers and ensuring full compliance with installation and system requirements

• Working closely with customers, attending site meetings, and offering expert technical guidance with minimal supervision

• Supporting junior engineers, mentoring apprentices, and assisting the Training Manager in delivering technical courses

• Ensuring full compliance with F-Gas regulations and health and safety standards

• Providing accurate and detailed service reports through our digital reporting system

• Acting as an SME in specialist areas such as centrifugal compressor rebuilds, absorption chillers, and chiller sequencing controls

What We’re Looking For

• City & Guilds Qualification in Refrigeration and Air Conditioning

• F-Gas Category 1 certification

• HNC/ONC in Refrigeration & Air Conditioning (preferred)

• Strong experience working with Carrier and other manufacturers’ chillers

• Solid understanding of commercial and industrial HVAC systems

• Proven ability to diagnose and resolve complex breakdowns

• Full UK driving licence (or equivalent)

• Strong knowledge of refrigeration circuits, thermodynamics, and controls

• Background as a Technician or Engineer within the HVAC industry

Benefits

• Competitive salary package (negotiable DOE)

• Enhanced payments for lead generation, travel time, overtime, and on-call

• Company vehicle

• 25 days’ holiday + bank holidays + holiday purchase scheme

• Company pension

• Excellent career progression and continuous development opportunities

• Work with industry-leading equipment and state-of-the-art tools

Why Join Us?

At Carrier, we’re committed to excellence, innovation, and sustainability. As part of our team, you’ll be working with global experts, supported in your professional development, and given opportunities to grow your skills and career in a world-class organisation.

Ready to Take Your Expertise Further?

If you’re an experienced Chiller Engineer looking for a rewarding, challenging, and forward-thinking role, we’d love to hear from you. Apply now and be part of shaping the future of HVAC.

Carrier is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.

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