HVAC Technician II – DDC/Controls Expert

Stmarytx

San Antonio (TX)

On-site

USD 48,000 - 64,000

Full time

4 days ago
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Job summary

St. Mary's University in San Antonio, TX seeks an experienced HVAC Technician to perform preventive and corrective maintenance on HVAC, refrigeration, and building automation systems.

The role involves calibrating thermostats, controllers, valves, and actuators and operating central plant equipment to ensure climate control across campus buildings. The successful candidate has 5+ years of HVAC experience, 3+ years with Direct Digital Controls, and EPA universal refrigerant certification or the

Qualifications

  • High school diploma or GED required; trade school preferred.
  • 5+ years as HVAC technician or equivalent.
  • Minimum 3 years in a Direct Digital Controls environment.
  • EPA refrigerant certification type universal required or obtainable within 3 months.
  • Valid driver's license and insurance; pass background checks.
  • Able to work evenings/weekends; on-call and mobile communication expectations.
  • Proficient in English, reading/writing; read SDS and instructions.

Responsibilities

  • Perform preventive and corrective maintenance on HVAC, refrigeration, and building automation systems.
  • Calibrate and repair components including thermostats, controllers, valves, and actuators.
  • Operate central plant equipment (boilers, chillers, pumps, cooling towers).
  • Repair piping, install window units, and service heat pumps.
  • Maintain safety and quality while working with 480-volt systems.
  • Read electrical diagrams and control drawings; ensure proper system operation.

Skills

HVAC systems
DDC controls
EPA certification
Electrical meters
English proficiency

Education

High School Diploma
Two-Year Trade School

Tools

Metasys
Distech
Siemens Apogee

Job description

St. Mary's University in San Antonio, TX seeks an experienced HVAC Technician to perform preventive and corrective maintenance on HVAC, refrigeration, and building automation systems.

The role involves calibrating thermostats, controllers, valves, and actuators and operating central plant equipment to ensure climate control across campus buildings. The successful candidate has 5+ years of HVAC experience, 3+ years with Direct Digital Controls, and EPA universal refrigerant certification or the

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