HVACR Specialist Technician

About the Company

Johnson Controls is a global leader in thermal management, mission‑critical building systems, energy efficiency, and decarbonization, supporting industries such as data centers, healthcare, pharmaceuticals, advanced manufacturing, and higher education. Johnson Controls International – Global Marine & Navy provides air conditioning and refrigeration equipment to the Royal Navy, foreign navies, commercial marine vessels, and offshore industries. The Specialist Chiller Technician role is vital to delivering operational support for this equipment.

As a Specialist Chiller Technician, you will support in‑service and preventive maintenance for chilled water plants, refrigeration systems, and HVAC solutions on large scale chillers up to 10,000kW aboard naval and commercial marine vessels, both onshore and offshore.

• Commission, test and troubleshoot refrigeration and HVAC equipment.
• Perform routine maintenance, breakdown repairs, fault diagnosis and retrofits.
• Support factory acceptance trials at the Basildon facility when required.
• Maintain accurate work records and report emerging issues.
• Ensure a safe working environment and high levels of customer satisfaction.

• Apprenticeship‑trained in refrigeration or HVAC (City & Guilds, NVQ, BTEC).
• F‑Gas (C&G 2079) certification.
• Mechanical and electrical fault‑finding skills.
• Ability to work independently and as part of a team, managing workload and multiple tasks.
• Excellent communication and customer‑focused approach.
• Flexibility to travel to ports across the UK and internationally; to work weekends when required.
• UK BPSS and SC UK MOD Security Clearance required (screening provided by JCI).
• Preferred: familiarity with Navy/Marine environment; PLC/microprocessor system knowledge; HVAC experience and air balancing; electrical qualifications.

• Competitive salary and company car.
• 25 days paid holiday + Bank Holidays and sick pay.
• Overtime payments.
• 7% matched pension, life assurance, employee assistance program, employee referral scheme, employee discounts, cycle‑to‑work scheme, discounts on Johnson Controls security products.
• Extensive training and cross‑training opportunities, access to industry‑leading resources.
• Collaborative team environment.
• Career development through various career ladders, e.g., Customer Service.
• Zero Harm safety policy.
• IT equipment and tools provided.

We are committed to diversity and inclusion, and encourage qualified candidates from all backgrounds to apply.