Service Chiller Technician - HVAC

Key Responsibilities / Job Duties

• Respond to dispatched service calls at customer sites to diagnose, troubleshoot, repair, and perform preventative maintenance on a wide range of commercial/industrial HVAC equipment, including but not limited to: Unitary and Packaged Systems — From small mini-splits to large rooftop/package units (up to 50+ tons); troubleshoot VFDs, controls, compressors; perform maintenance, repairs, and replacements. Boilers — Conduct combustion analysis, troubleshoot water/air flow issues, repair components, and verify proper operation. Chillers — Diagnose and repair compressor, motor, starter, and drive issues (including Wye-Delta, AFD/VFD, and solid-state starters); perform leak detection on low-pressure systems; conduct insulation resistance (Megger) testing on motors; execute full teardowns, rebuilds, and overhauls of compressors, oil systems, and starters. Expertise in centrifugal, screw, and turbo-core compressors is highly valued. Troubleshoot water flow, controls, and operational issues in chiller plants. Control Valves and Related Components — Diagnose and repair signal, actuator, and control issues. Heat Exchangers and Cooling Towers — Identify performance deficiencies, troubleshoot flow issues, perform cleanings, gasket replacements, and reassembly.
• Unitary and Packaged Systems — From small mini-splits to large rooftop/package units (up to 50+ tons); troubleshoot VFDs, controls, compressors; perform maintenance, repairs, and replacements.
• Boilers — Conduct combustion analysis, troubleshoot water/air flow issues, repair components, and verify proper operation.
• Chillers — Diagnose and repair compressor, motor, starter, and drive issues (including Wye-Delta, AFD/VFD, and solid-state starters); perform leak detection on low-pressure systems; conduct insulation resistance (Megger) testing on motors; execute full teardowns, rebuilds, and overhauls of compressors, oil systems, and starters. Expertise in centrifugal, screw, and turbo-core compressors is highly valued. Troubleshoot water flow, controls, and operational issues in chiller plants.
• Control Valves and Related Components — Diagnose and repair signal, actuator, and control issues.
• Heat Exchangers and Cooling Towers — Identify performance deficiencies, troubleshoot flow issues, perform cleanings, gasket replacements, and reassembly.
• HTS provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by laws.