Senior Chiller Technician

About the Role

Essential Responsibilities

• Inspect, maintain, troubleshoot, and repair commercial and industrial chiller systems and associated HVAC equipment.
• Diagnose mechanical, electrical, refrigeration, and control-system faults and determine corrective actions.
• Carry out scheduled maintenance to maintain equipment reliability, efficiency, and performance.
• Service chillers, chilled-water systems, pumps, cooling towers, and associated HVAC equipment.
• Inspect pressures, temperatures, refrigerant circuits, chilled-water systems, and other operating parameters.
• Perform refrigerant leak detection, recovery, evacuation, charging, and related service activities.
• 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.
• Diagnose and adjust HVAC controls and support building automation systems where applicable.
• Perform start-up, shutdown, commissioning, testing, and performance checks.
• Maintain service reports, maintenance records, equipment readings, and required documentation.
• Provide technical guidance to junior technicians and communicate with customers and stakeholders.

Qualifications

• High school diploma or equivalent is required.
• Technical diploma, vocational qualification, or certification in HVAC, refrigeration, mechanical, 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.
• Relevant refrigerant handling and electrical or HVAC certification or licensing may be required by local regulations.
• Ability to work independently, prioritize service activities, and make sound technical decisions in the field.
• Ability to work effectively in a team and support less-experienced technicians.

Work Environment

• The role involves field service work, customer interaction, use of tools and company-issued equipment, and participation in on-call or emergency service rotations as required.
• The technician must identify work hazards, follow safety policies and regulations, and use required personal protective equipment.