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A bit about us:

Established Mechanical Contractor in the San Antonio market.

Why join us?

  • Competitive Pay DOE
  • Comprehensive Benefits Package
  • 401k with a match
  • Company Vehicle
  • PTO + paid holidays
  • More!

Job Details

We’re looking for a skilled Building Automation Field Engineer to join our team in San Antonio, TX that’s experienced with troubleshooting, optimizing, and commissioning BAS/DDC control systems. You'll play a key role in ensuring the successful installation, startup, and integration of building automation systems across a variety of commercial and industrial projects.

What You’ll Be Doing:
🔹 System Installation & Startup
  • Perform on-site installation, commissioning, and calibration of building automation systems.
  • Work with DDC controllers, sensors, actuators, and networks to bring systems online and ensure proper functionality.
🔹 Troubleshooting & Technical Support
  • Diagnose and resolve issues with BAS components, programming logic, and network communications.
  • Provide real-time technical support to customers and field technicians to ensure smooth operation.
  • Conduct functional testing and system verification to meet design intent and performance standards.
🔹 Programming & Integration
  • Work with Tridium Niagara, Johnson Controls, Honeywell, Siemens, or Schneider Electric platforms (or similar BAS systems).
  • Configure graphics, alarms, trends, and sequences of operations for optimal system performance.
  • Assist with integrating third-party devices, networking protocols (BACnet, Modbus, LonWorks), and IoT solutions.
🔹 Project Coordination & Documentation
  • Collaborate with project managers, engineers, and contractors to ensure seamless execution of automation projects.
  • Maintain detailed service reports, programming logs, and as-built documentation.
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✔ Experience & Skills:
  • 3+ years of hands-on experience with building automation systems (BAS/BMS).
  • Strong understanding of HVAC, electrical, and mechanical systems.
  • Familiarity with one or more of the following BAS systems: Schneider Electric, Siemens, JCI, ALC, Trane, Delta Controls, Distech, Honeywell, or others
  • Experience with programming, configuring, and troubleshooting DDC controllers.
  • Familiarity with BACnet, Modbus, LonWorks, and IP-based communication protocols.
  • Ability to interpret blueprints, wiring diagrams, and control sequences.
✔ Education & Certifications (Preferred but Not Required):
  • Technical degree or certification in Electrical Engineering, HVAC, or a related field.
  • BAS manufacturer certifications (Tridium, Johnson Controls, Siemens, Honeywell, Schneider Electric, etc.) are a plus.


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