Sr. HVAC/Chiller Service Technician - San Antonio, TX

We are seeking an experienced Chiller Technician with specialized skills in chiller maintenance, tear-down, and rebuilds. This position plays a critical role in diagnosing, repairing, and restoring high-capacity cooling systems for commercial facilities.

• Perform inspection, troubleshooting, and maintenance on commercial chillers, with a focus on centrifugal systems (York, Trane, Carrier, Daikin, etc.)

• Execute full chiller tear-downs and rebuilds, including compressor overhauls, bearing replacement, shaft alignment, and seal installation

• Conduct performance testing, vibration analysis, and refrigerant leak detection

• Complete annual and seasonal start-up/shutdown procedures

• Work from service bulletins, engineering drawings, and OEM specifications

• Document all repairs, parts used, and labor in work order systems

• Follow safety protocols, including proper refrigerant handling and EPA compliance

• Assist in training junior technicians on chiller maintenance best practices

• Provide on-call/emergency response for critical cooling issues as needed

• 5+ years of experience servicing large commercial chillers, with demonstrated centrifugal chiller tear-down and rebuild expertise

• Experience with multiple OEM brands (Trane, York, Carrier, Daikin, etc.)

• EPA 608 Universal Certification required

• Strong understanding of thermodynamics, refrigeration cycles, and mechanical systems

• Ability to interpret blueprints, schematics, and service manuals

• Excellent troubleshooting and problem-solving skills

• Physical ability to lift 50+ lbs, work at heights, and in confined spaces

• Valid driver's license and clean driving record

Preferred Skills

• Factory training or OEM certification on chillers

• Experience with variable frequency drives (VFDs) and control systems

• Knowledge of water treatment for chiller systems

• Welding, brazing, or pipefitting experience

Benefits

• Competitive pay based on experience

• Health, dental, and vision insurance

• 8 paid vacation and holidays

• Company vehicle and Milwuakee tools provided

• Ongoing training and certification reimbursement

Founded in 1946, TDIndustries is a premier, employee-owned Mechanical, Electrical, and Plumbing (MEP) company delivering full-lifecycle building solutions-from design and construction to service and facilities maintenance. We power critical environments like hospitals, schools, data centers, stadiums, and commercial buildings across Texas and the Southwest.

Our Partners (employees) are the core of our success. As an employee-owned company, you have a voice, a stake, and a clear path to grow. Recognized by FORTUNE Magazine as a "100 Best Company to Work For," we invest in top training, career development, and a culture built on trust and servant leadership.

Join a growing team where your skills matter, and your future is built to last.

At TDIndustries, we believe opportunity should be built - and shared - by all. Whether you work with tools or technology, in the field or the office, we hire and grow people based on skill, potential, and integrity - never labels. We value the diverse paths that bring people to our team and welcome Partners of all backgrounds, including differences in race, color, religion, sex, gender identity or expression, sexual orientation, age, ability, military service, and more. What matters most is how we work together to build excellence.