Industrial Refrigeration Technician: Troubleshoot & Maintain

Thermozone Technical Services LLC; Dubai; On-site; AED 95,000 - 156,000; Full time

Job summary

Thermozone Technical Services LLC in Dubai seeks a skilled refrigeration technician to diagnose and repair commercial and industrial systems. You will attend breakdowns, review fault history, and use drawings and measurements to identify root causes.

Responsibilities include troubleshooting compressors, condensers, evaporators, pumps and controls; performing preventive maintenance; locating leaks and managing refrigerants; and preparing detailed service reports for clients and supervisors.

Qualifications

• Hands-on troubleshooting in commercial/industrial refrigeration.
• Experience with ammonia systems preferred.
• ITI or diploma in relevant field.
• Experience with cold stores and freezer rooms.
• Familiar with multiple refrigerants and electronic controls.

Responsibilities

• Attend breakdowns and diagnose root causes using measurements and drawings.
• Troubleshoot compressors, condensers, evaporators, pumps, fans, valves, and oil management.
• Diagnose electrical and control faults in motors, sensors, controllers, and wiring.
• Investigate cooling issues, abnormal pressures, and oil problems.
• Perform preventive maintenance, cleaning, lubrication, and part replacements.
• Locate leaks, perform refrigerant recovery, testing, evacuation, and recharge.
• Verify safe operation after repair with defrost, superheat, and subcooling checks.
• Prepare service reports detailing readings, actions, and follow-ups.
• Coordinate parts and explain faults to supervisor/client; support emergency calls.
• Follow safe isolation and refrigerant handling procedures.

Skills

Troubleshooting

Electrical diagnosis

Control systems

Refrigeration maintenance

Education

ITI or diploma

Tools

VFDs

Electronic controls

Job description

Thermozone Technical Services LLC in Dubai seeks a skilled refrigeration technician to diagnose and repair commercial and industrial systems. You will attend breakdowns, review fault history, and use drawings and measurements to identify root causes.

Responsibilities include troubleshooting compressors, condensers, evaporators, pumps and controls; performing preventive maintenance; locating leaks and managing refrigerants; and preparing detailed service reports for clients and supervisors.