HVAC Service Technician IV

Join to apply for the HVAC Service Technician IV role at TDIndustries, Inc. 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 core success is built on our people. 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.

We value the diverse paths that bring people to our team and welcome partners of all backgrounds. What matters most is how we work together to build excellence.

• Conducts comprehensive diagnostics on HVAC systems, including split systems, mini‑split systems, VRV heat pumps, RTUs, WSHPs, CRAC units, chillers, AHUs, and pumps, ensuring optimal performance.
• Manages workflow and coordination for large‑scale projects.
• Conducts disassembly and reassembly of commercial and residential equipment for troubleshooting and planned maintenance in alignment with service agreements.
• Demonstrates proficiency in operating hand tools, power tools, gauges, and measuring equipment.
• Successfully fulfills service contracts, quoted projects, and demand service calls according to directives.
• Establishes enduring customer relationships and ensures clear communication of work performed to achieve customer satisfaction.
• Effectively communicates project status and maintains documentation for all project stakeholders.
• Acts as a leader and primary technical support resource for service technicians.
• Manages subcontractor activities, conducts training, and offers guidance to technicians.
• Procures materials and generates purchase order numbers for suppliers.
• Operates motor vehicles and trailers safely, adhering to company driving policies and safety regulations.
• Manages equipment, tools, and inventory on the service vehicle to ensure operational readiness.

• Requires a minimum of 6+ years of experience in HVAC Service.
• Requires a High School Diploma or GED. A two‑year technical degree in a related field is preferred.
• Must possess required registrations, professional licenses and/or certifications as required by the position.
• Advanced knowledge of service processes, techniques and codes is required.
• Familiarity with brand‑specific controls such as Siemens, Johnson Controls, and Distec.
• Skilled in interpreting complex schematics and prints.
• Capable of working independently and self‑managing tasks effectively.
• Demonstrates a professional demeanor, strong interpersonal skills, and effective written and oral communication abilities.
• HVAC Unitary skills: split system – all brands up to 120 tons, mini‑split system – up to 3 tons heat pump and all brands Multi‑Zone, VRV Heat Pump and VRV Heat Recovery, roof top units – all brands up to 150 + tons, water source heat pumps – all brands up to 120 tons, self‑contained systems – water‑cooled and air‑cooled with remote condenser and CRAC units.
• HVAC Chiller skills:
  Air‑cooled chillers – Scroll/reciprocating, Screw, Screw with VFD and Magnetic;
  Water‑Cooled Chiller – Scroll/reciprocating, Screw, Variable Speed Screw and Magnetic;
  Centrifugal Chiller Theory.
• Airside skills:
  Fan Powered Box, VAV Box, VFD Theory;
  Air Handler – Theory of AHU operation and Theory of control valve operation;
  Exhaust fans – Centrifugal Up blast Roof Fans, Centrifugal Inline Fan and Vane Axial High Pressure Fans.
• Pumps and Piping Systems skills:
  Pumps – ability to identify all components, pump configurations and chiller configurations;
  Flow Control – automatic/circuit setter;
  Piping – strainers and back‑flow devices.

• Seniority level:
  Mid‑Senior level
• Employment type:
  
  Full‑time
• Job function:
  Management and Manufacturing
• Industry: Non‑profit Organizations

We welcome applications from all backgrounds and are an equal opportunity employer. If you are ready to join a growing team where your skills matter, we encourage you to apply.