Air Conditioning Engineer

You’ll be part of a professional maintenance team supporting a range of HVAC and building services equipment within commercial environments.

You will be responsible for delivering both planned preventive maintenance (PPM) and reactive works to the highest standards, ensuring customer satisfaction, system efficiency, and full compliance with health and safety procedures.

• Undertake minor installation, rebuild, or modification works on HVAC systems.
• Inspect, repair, and install a variety of systems including compressors, chillers, retail refrigeration units, and system controls.
• Maintain accurate service and inspection records, ensuring compliance with statutory and company requirements.
• Support maintenance of other building services equipment, including mechanical, HVAC, and fabric-related tasks.
• Carry out PPM, reactive, and proactive maintenance on all air conditioning and refrigeration systems.
• Conduct regular preventive maintenance inspections and perform necessary adjustments or repairs.
• Ensure all work complies with health and safety standards, risk assessments, and method statements.
• Diagnose and repair faults, replacing or refurbishing components such as thermostats, compressors, fans, controls, valves, filters, and bearings.

We are looking for a skilled and dedicated Air Conditioning Engineer to join our facilities team, providing expert maintenance, repair, and installation of air conditioning and refrigeration systems across our client sites covering Cardiff, Newport, Bridgend, Swansea and surrounding areas.

This is a hands-on role requiring strong technical expertise, attention to detail, and a proactive approach to problem-solving.

• NVQ Level 2/3 or City & Guilds in one of the following disciplines:
• Full UK driving licence (required for this role).
• Demonstrated commitment to working safely and responsibly within strict H&S procedures.
• Significant experience in air conditioning, refrigeration, or HVAC maintenance, including fault finding and installation.
• Excellent problem-solving skills and ability to work independently or as part of a team.
• IPAF and/or PASMA certification (desirable).
• City & Guilds 2079 Safe Handling of Refrigerants (or CITB J11 equivalent).
• Customer-focused with strong communication and time management skills.
• Strong understanding of building services and facilities management operations.
• Proven background in reactive and planned preventive maintenance within commercial environments.

We offer you a challenging and exciting career in an organisation with people at its heart. In ISS, everyone has the opportunity to develop, grow and make a difference. #ISSGreatPeople #ISSTalent #PeopleMakePlace

Our passion for inclusivity and diversity makes ISS a more creative, productive and happy place to work.