HVAC Technician

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. 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