HVAC Field Service Representative - San Antonio

HVAC Field Service Representative
- San Antonio

TX
- San Antonio

Sep 24, 2025

Pay information not provided

A Chiller Technician is a skilled professional responsible for installing, maintaining, and repairing commercial and industrial chiller systems and associated equipment. A Chiller Technician plays a vital role in ensuring the efficient and safe operation of HVAC systems in commercial and industrial settings, combining strong technical skills, compliance adherence, and effective communication to deliver exceptional service.

• Education:
  
  Completion of an electrical apprenticeship (8,000 hours) or a Bachelor's degree in Electrical Engineering. Preferred certifications include technical or trade school certification in HVAC, state HVAC or refrigeration licenses, manufacturer‑specific training, and OSHA 30‑Hour Certification.
• Experience:
  
  Minimum of 3‑5 years as an HVAC technician with a focus on chiller systems, including hands‑on experience with WSHP, pumps, RTUs, and SWUDs, and experience with commercial and industrial HVAC systems. Some positions require expertise in rebuilding centrifugal and/or screw chillers.
• Required:
  
  Ability to effectively communicate in English, including understanding spoken and written English.

• Perform maintenance and repairs on various chiller types and refrigeration units, diagnosing issues with refrigeration circuits, compressors, evaporators, and condensers.
• Work on water source heat pumps, pumps, and rooftop units, overhaul equipment such as chiller tube bundles, heat exchangers, tower fans, gearboxes, and pumps, and install and repair pressure piping.
• Rebuild centrifugal chillers in accordance with EPA guidelines.
• Diagnose mechanical and electrical malfunctions using diagnostic tools, complex HVAC issues, and interpreting blueprints, schematics, and technical documents.
• Conduct system performance tests, work with building automation systems (BAS) to monitor and adjust performance, and proactively identify and prevent potential issues.
• Ensure systems comply with safety and environmental regulations including EPA guidelines, licensing requirements, and complete safety training.
• Interact professionally with customers to solve service issues, communicate effectively with clients and team members, and provide technical advice and guidance.
• Maintain accurate service records and complete required paperwork daily.
• Maintain an organized inventory of parts, tools, and equipment, ensuring the availability of replacement components, and maintain company vehicles and their stock.
• Assist in training and supervising student workers and other mechanics, providing guidance and technical instruction, and offering technical guidance to junior technicians.
• Possess strong technical expertise, encompassing knowledge of refrigeration cycles and principles, proficiency in diagnosing and repairing mechanical, electrical, and control issues, familiarity with building automation systems, and the ability to read technical documents.
• Have experience with various chiller types and other HVAC equipment and knowledge of electrical theory.

Travel: 50%

Work Schedule:

Monday through Friday, 6 am to 6 pm. May vary based on customer demands and can include nights, weekends, and holidays.

Faith Technologies, Inc. is an Equal Opportunity Employer – veterans/disabled.