BAS HVAC Controls Technician

Full-Time | Building Automation / Commercial HVAC | Field Service Roles Available in Austin & San Antonio

We are expanding our Building Automation & HVAC Controls team across Austin and San Antonio and are seeking skilled BAS / HVAC Controls Technicians who are ready to take their careers to the next level. If you enjoy troubleshooting, optimizing systems, and working directly with clients to deliver high-performance building environments — we want to talk to you.

As a BAS / HVAC Controls Technician, you will install, program, commission, service, and troubleshoot Building Automation Systems (BAS) and commercial HVAC controls across various client facilities. You will work hands‑on with DDC hardware, system programming, sensors, actuators, and networked building controls to ensure buildings run efficiently, comfortably, and reliably.

• Install, wire, program, and commission BAS controllers, DDC panels, field devices, and HVAC system controls.
• Diagnose and repair controls issues including hardware faults, communication failures, airflow/temperature issues, and device malfunctions.
• Perform point‑to‑point checkout, loop tuning, functional testing, calibration, and equipment startup.
• Modify and load control logic sequences, BAS graphics, alarms, trend logs, and system configuration files.
• Integrate BAS with BACnet, Modbus, or Lon Works networks.
• Provide responsive customer service, system training, and technical guidance to end users.
• Maintain accurate documentation, service tickets, system updates, and close‑out reports.

• 3+ years of experience in BAS, HVAC controls, or commercial mechanical systems.
• Strong electrical & controls wiring skills (low‑voltage, sensors, conduit, terminations).
• Hands‑on experience with DDC start‑up, troubleshooting, programming, and integration.
• Knowledge of BAS communication protocols (BACnet, Modbus, Lon Works, etc.).
• Experience with any major controls manufacturer is a plus:
  Trane, JCI/Metasys, Siemens, Honeywell, Distech, Carrier, Delta Controls, or similar.
• Valid driver’s license & reliable transportation.

• Competitive compensation (DOE)
• Full benefits package:
  Medical, Dental, Vision
• Paid holidays + PTO
• 401(k) with company match
• Company vehicle + gas card (for field roles)
• Tools, laptop/tablet, and ongoing technical training
• Opportunities to grow into Senior Tech, Programmer, or Controls Specialist roles

We are a growth‑driven, people‑first mechanical & controls team serving Central Texas
. Our technicians are valued, supported, and equipped with everything they need to succeed in the field. You’re not just another number — you’re part of a trusted team built on integrity, communication, and craftsmanship.

We are actively interviewing in both Austin and San Antonio
. Submit your resume or call our recruiting team to learn more about open positions and career paths.

Referrals increase your chances of interviewing at Building Team Solutions Inc by 2x.