Comfortsystemsusa
Controls Service Technician III
Fort Worth, TX (DynaTen HQ) · Mid
Sponsorship not specifiedDetected 14 days ago
Customer SupportManual TestingCommunication
About the role
- Investigate system alarms, communication issues, and performance problems.
- Assist with system upgrades including firmware, software, workstation updates, and controller replacements.
Responsibilities
- The Technician III provides strong field support, performs programming adjustments, works with customer personnel, and helps maintain reliable BAS operation while continuing to develop deeper technical expertise.
- Systems & Networking Support
- Support integrations with mechanical equipment and third-party systems under guidance from senior staff when needed.
- Team Support & Development
- Share knowledge with junior technicians and support team collaboration.
Requirements
- Experience troubleshooting BAS systems and HVAC control sequences.
- Working knowledge of IP networking and BAS communications.
- Experience modifying control programs and graphics within established standards.
- Ability to work independently on most service calls.
- Ability to pass required background and pre-employment screening.
Nice to have
- Experience with multiple building automation platforms.
- Familiarity with Niagara-based systems or similar open-platform controls.
- Experience supporting system upgrades and controller replacements.
- Exposure to integrations between BAS and mechanical equipment.
- Technical certifications or manufacturer training related to controls systems.
- What You Can Expect
- Competitive compensation aligned with experience level
- 401(k) with company match
Skills
- Modify existing control programming, graphics, and databases as needed to correct operational issues.
Compensation
- Competitive compensation aligned with experience level
Company info
- Since 1980, DynaTen has provided high-quality commercial HVAC, plumbing, and building automation solutions throughout North Texas. Our success is built on technical expertise, strong customer relationships, and reliable service delivery. We support a wide range of commercial and institutional facilities and are committed to employee development, safety, and long-term career growth.
- Position Summary
- The Controls Service Technician III is responsible for performing advanced service, troubleshooting, and maintenance of building automation systems in commercial facilities. This role works independently on most service tasks, supports system upgrades and integrations, and assists senior technicians or technical leads on complex issues.
- Perform troubleshooting, diagnostics, and repair of building automation systems and associated HVAC equipment.
- Perform preventative maintenance and scheduled service activities under service agreements.
- Troubleshoot BAS communications including BACnet, Modbus, and IP-based networks.
- Configure controllers, workstations, and field devices under established standards.
- Assist with network setup including IP addressing and device configuration.
- Communicate with building operators and facility personnel to understand issues and explain system operation.
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