Service Chiller Technician - HVAC

HTS Engineering Ltd.•Austin, TX

9d•Onsite

About The Position

HTS Engineering Ltd. is the largest independent commercial HVAC manufacturers’ rep in North America, with 20 locations in the US and Canada. HTS has a vibrant look and brand promise -- one that reflects our company-wide commitment to ensure the individual success of all those involved in a project’s HVAC system selection, design, purchase, installation and maintenance including our employees, suppliers, customers and end users. This senior role requires advanced proficiency in diagnosing, repairing, and maintaining complex commercial and industrial HVAC systems, with specialized focus on large-tonnage chiller plants (including centrifugal, screw, reciprocating, and absorption types). The technician performs at or beyond the capabilities of a Service Technician III, including full system teardowns, rebuilds, and overhauls. They hold relevant manufacturer-specific certifications (e.g., Trane, Carrier, York, Daikin/McQuay, or equivalent) and demonstrate leadership in troubleshooting sophisticated chiller systems, related equipment, and controls.

Requirements

Relevant certifications, such as EPA Universal Refrigerant Certification and manufacturer-specific chiller training/certifications (e.g., Trane, Carrier, York, Daikin, or equivalent)
Strong troubleshooting skills across electrical, mechanical, refrigeration, and controls systems
Proficiency with computers and software, including Microsoft Word, Excel, Outlook, and service management tools
Ability to work independently with minimal supervision, while collaborating effectively in a team environment
Excellent customer service skills with the ability to communicate technical information clearly
Valid driver's license and clean driving record
Ability to pass pre-employment drug screening and background checks (as required)
Willingness to work overtime, on-call shifts, weekends, and emergencies as needed

Nice To Haves

Expertise in centrifugal, screw, and turbo-core compressors is highly valued

Responsibilities

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
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
Provide detailed documentation of all service activities, including accurate completion of work orders, parts usage, recommendations, and service reports before leaving the job site
Communicate effectively with dispatch, customers, and team members; deliver initial and follow-up training to customers on system operation and maintenance
Identify opportunities to expand service offerings by discussing additional preventive maintenance contracts, upgrades, or related services with customers
Read and interpret blueprints, schematics, wiring diagrams, and technical manuals
Adhere to all safety protocols, including OSHA standards, lockout/tagout procedures, confined space entry, and proper use of PPE