Senior Chiller Technician

About This Role

Essential Responsibilities

• Perform inspection, preventive maintenance, troubleshooting, and repair of chiller systems and associated HVAC equipment.
• Service chillers, chilled-water systems, pumps, cooling towers, and related HVAC equipment.
• Inspect pressures, temperatures, refrigerant circuits, water systems, and other operating parameters using test instruments.
• Perform refrigerant leak identification, recovery, evacuation, charging, and related work under applicable procedures.
• Inspect and maintain compressors, motors, pumps, valves, heat exchangers, condenser and evaporator systems, controls, and safety devices.
• Troubleshoot electrical circuits, electronic controls, sensors, starters, variable-frequency drives, and other control components.
• Perform system start-up, shutdown, commissioning, testing, and performance checks.
• Analyze operating conditions and recommend corrective actions to improve reliability and energy efficiency.
• Repair or replace defective components and return equipment to safe, reliable operating condition.
• Maintain service reports, maintenance records, equipment readings, and required documentation.
• Provide technical guidance to junior technicians and communicate with customers, site representatives, and supervisors.
• Participate in on-call or emergency service rotations as required.

Qualifications

• High school diploma or equivalent is required.
• A technical diploma, vocational qualification, or certification in HVAC, refrigeration, mechanical engineering, or electrical engineering is preferred.
• 5–7 years of relevant HVAC or chiller experience is required.
• Strong hands-on experience with commercial or industrial chiller systems is required.
• Experience troubleshooting mechanical, electrical, refrigeration, and control-system faults is required.
• A valid driver's license is required where applicable to the role and local regulations.
• Relevant refrigerant handling and electrical or HVAC certifications or licenses are required where locally applicable.
• Ability to work independently, support a team, perform physical equipment handling, and work flexible or on-call hours is required.

Knowledge and Technical Skills

• Strong knowledge of commercial and industrial HVAC and refrigeration systems.
• Strong knowledge of air-cooled or water-cooled chiller systems and chilled-water and condenser-water systems.
• Knowledge of refrigeration principles, refrigerant circuits, and recovery procedures.
• Knowledge of electrical circuits, motors, starters, contactors, relays, variable-frequency drives, electronic controls, and sensors.
• Knowledge of building automation and management systems, preventive maintenance practices, and diagnostic equipment.
• Knowledge of HVAC safety procedures, refrigerant handling requirements, regulatory standards, and Safety Data Sheets.

Field Service Conditions

• The role includes field technical decisions, customer and site representative interaction, physical handling of equipment, and potential emergency call-outs.

Safety and Compliance