Responsible for the daily operation, monitoring, preventive maintenance, troubleshooting, repair, and continuous functioning of all Heating, Ventilation, Air Conditioning, and Refrigeration (HVAC/R) systems across the hospital facility. The role includes operation and maintenance of central chilling plants, cooling towers, Air Handling Units (AHUs), Fan Coil Units (FCUs), ventilation systems, blowers, motors, compressors, valves, ducting networks, and associated controls. Ensures strict climate control, temperature and humidity management, air pressure differential monitoring, filtration compliance, and infection control requirements in critical areas such as Operation Theatres, ICUs, Isolation Rooms, CSSD, and other clinical spaces. Responsible for carrying out routine inspections, preventive maintenance schedules, emergency breakdown repairs, refrigerant charging and leak detection, filter replacement and cleaning, monitoring of Building Management Systems (BMS), maintenance of equipment performance records and statutory documentation, coordination with OEMs and service vendors, spare parts management, adherence to NABH and safety requirements, implementation of infection control protocols, and supporting energy conservation initiatives and HVAC improvement projects to ensure maximum equipment uptime, operational efficiency, and a safe environment for patients, visitors, and healthcare staff.