Key ResponsibilitiesPerform preventive and corrective maintenance of HVAC systems to ensure optimal performance.Diagnose faults and carry out repairs on the following systems:Chillers (Air-cooled & Water-cooled)Fresh Handling Units (FHU)Fresh Air Handling Units (FAHU)Split Air Conditioning UnitsSplit Ducted AC UnitsInspect compressors, motors, fans, pumps, coils, belts, filters, valves, and controls.Identify refrigerant leaks, carry out gas charging, pressure testing, and system balancing.Perform electrical checks including control wiring, contactors, relays, sensors, and thermostats.Ensure proper airflow, temperature control, and energy efficiency of systems.Maintain accurate service and maintenance records.Respond to breakdown calls and emergency maintenance when required.Ensure all work is carried out in compliance with safety regulations and company standards.Coordinate with supervisors and site teams for smooth execution of works.Provide technical support and guidance to helpers or junior technicians when required.Help other technicians and staff as and when required at sitesHave good understanding of Electrical works.