HVAC Service Technician II - San Antonio, TX

The Commercial HVAC Service Technician II is a mid-level technician responsible for troubleshooting, repairing, and maintaining commercial HVAC systems with moderate complexity. This role works independently on standard service calls while supporting senior technicians on larger or more complex systems. The Technician II is expected to demonstrate strong technical skills, sound judgment, and a commitment to safety and customer service.

• Diagnose and repair commercial HVAC equipment including:

  • RTUs, split systems, and packaged units

  • VAV boxes, exhaust systems, and makeup air units

• Perform preventative maintenance and corrective repairs

• Troubleshoot electrical and mechanical issues up to 480V (with guidance as needed)

• Identify system deficiencies and recommend repairs or upgrades

• Assist with equipment startups and commissioning

• Work independently on routine service calls and PM routes

• Accurately complete service tickets and documentation in a timely manner

• Communicate professionally with customers and internal teams

• Follow all safety policies, lockout/tagout procedures, and OSHA standards

• Participate in on-call rotation as required

• 3+ years of commercial HVAC service experience
• Solid understanding of HVAC fundamentals and controls
• EPA Universal Certification (required)
• Valid Texas driver's license with clean driving record
• Ability to read and interpret wiring diagrams, schematics, and blueprints
• Strong troubleshooting and problem-solving skills
• Dependable, self-motivated, and team-oriented

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.