HVAC Technician

Sharafi Group Investment; Dubai; On-site; AED 60,000 - 72,000; Full time

Job summary

Sharafi Group Investment seeks an experienced HVAC Technician to operate, maintain and troubleshoot HVAC systems across commercial, residential, and high-rise buildings in the UAE. The role requires hands-on expertise with AHU/FAHU/FCU, VRF/VRV, packages, BMS, and district cooling.

Candidates should have 3–5 years of relevant HVAC experience, with high-rise building exposure and UAE/GCC familiarity considered advantageous. Join a dynamic MEPM team in a growing market.

Qualifications

• ITI/ Diploma or technical certification in HVAC, Refrigeration & Air Conditioning, or a related field.
• Minimum 3–5 years of relevant HVAC experience.
• Strong hands-on troubleshooting and maintenance experience.
• High-rise building experience is preferred.
• UAE/GCC experience is advantageous.

Responsibilities

• Operate, inspect, maintain, and troubleshoot AHU/FAHU/FCU, package units, and VRF/VRV systems.
• Perform preventive and corrective maintenance to ensure reliable operation.
• Monitor equipment performance and identify abnormalities or potential failures.
• Follow safety procedures and maintain maintenance records.

Skills

HVAC troubleshooting

Preventive maintenance

System diagnostics

Reading schematics

Education

ITI / Diploma / Technical certification in HVAC

Tools

BMS

VFD

Chillers

VRF/VRV

Job description

We are seeking a skilled and experienced HVAC Technician with strong hands-on experience in the operation, maintenance, troubleshooting, and repair of HVAC systems in commercial, residential, and high-rise buildings.

The ideal candidate should have practical knowledge of AHU, FAHU, FCU, Package Units, VRF/VRV, chilled-water systems, BMS, VFD, refrigeration systems, and district cooling.

Key Responsibilities

HVAC Systems

• Operate, inspect, maintain, and troubleshoot AHU, FAHU, FCU, Package Units, and VRF/VRV systems.

• Perform preventive and corrective maintenance to ensure reliable and efficient operation.

• Monitor equipment performance and identify abnormalities or potential failures.

AHU & FAHU

• Monitor supply/return temperature, CFM, static pressure, filter DP, CHW flow, valve position, fan/motor, VFD, and BMS parameters.

• Troubleshoot cooling and airflow issues by systematically checking filters, CFM, coils, CHW, valves, actuators, sensors, and BMS.

VRF/VRV & Package Units

• Troubleshoot VRF/VRV systems, including outdoor/indoor units, inverter compressors, refrigerant piping, EEVs, PCBs, sensors, communication wiring, and controllers.

• Maintain and troubleshoot package units, including compressors, condenser/evaporator coils, fans, and expansion devices.

Refrigeration & Compressors

• Diagnose refrigeration and compressor faults using pressure, temperature, voltage, current, winding, insulation, oil, refrigerant, and mechanical checks.

• Identify the root cause of compressor failure before recommending replacement.

• Carry out compressor replacement, refrigerant recovery, pressure testing, vacuuming, charging, testing, and commissioning when required.

Chilled-Water & District Cooling

• Monitor CHW supply/return temperature, flow, ΔT, differential pressure, valves, and PICV.

• Support chilled-water balancing to ensure proper flow distribution to AHUs and FCUs.

• Maintain and troubleshoot district cooling components, including ETS, heat exchangers, CHW pumps, control valves, BTU meters, and flow meters.

BMS, VFD & Controls

• Monitor HVAC equipment through BMS and respond to alarms and abnormal operating conditions.

• Understand basic BMS functions including monitoring, control, alarm, trend, and scheduling.

• Operate and troubleshoot VFDs used for AHU fans, exhaust fans, and chilled-water pumps.

• Understand basic control signals including 0–10 V, ON/OFF, floating control, and feedback.

Electrical & Motor Troubleshooting

• Perform basic electrical checks on HVAC equipment, including voltage, current, phase sequence, overload, contactor, and motor condition.

• Understand basic three-phase motor starter arrangements and HVAC control circuits.

Indoor Air Quality

• Monitor temperature, relative humidity, CO₂, PM2.5, PM10, VOC, and fresh-air quantity.

• Ensure filters, ventilation, and fresh-air systems operate effectively.

Preventive Maintenance & Safety

• Carry out scheduled preventive maintenance and attend equipment breakdowns promptly.

• Maintain maintenance records and report recurring or critical equipment issues.

• Follow all company and site HSE requirements and safe working procedures.

Desired Candidate Profile

Qualifications & Experience

• ITI / Diploma / Technical certification in HVAC, Refrigeration & Air Conditioning, or a related field.

• Minimum 3–5 years of relevant HVAC experience preferred.

• Strong hands-on experience in HVAC troubleshooting and maintenance.

• High-rise building experience is preferred.

• UAE/GCC experience will be an added advantage.

• Good knowledge of HVAC mechanical, refrigeration, electrical, and control systems.

• Ability to work independently and as part of an MEP team.

Preferred Technical Experience

Candidates with practical experience in the following will be preferred:

AHU | FAHU | FCU | Package Units | VRF/VRV | Chillers | District Cooling | BMS | VFD | CHW Systems | Refrigeration | Compressor Systems

Key Competencies

• Strong HVAC troubleshooting and diagnostic skills

• Practical knowledge of refrigeration systems

• Ability to identify root causes of equipment failures

• Preventive and corrective maintenance skills

• Basic electrical and control system knowledge

• Safety-conscious approach to work

• Good communication and teamwork skills

• Ability to work in high-rise and MEP project environments