Automation Systems Programmer and Developer

Job Description Building Automation Systems (BAS) ProgrammerAbout Vertical Mechanical Group (VMG) Vertical Mechanical Group (VMG) is a leading mechanical contractor specializing in commercial HVAC, Plumbing, Controls, and Mechanical Services . Originally formed through Anderson Mechanical Services, Inc. and Inspiration Plumbing Company, VMG brings decades of industry experience together with a forward-thinking approach to delivering high-quality mechanical solutions.
As we continue to expand our Controls capabilities, we are looking for a technically skilled Building Automation Systems (BAS) Programmer to join our growing team. This position will be responsible for programming, integrating, troubleshooting, and commissioning building automation and HVAC control systems across a variety of commercial projects.
The ideal candidate has hands-on experience with Niagara N4, BAS programming, HVAC controls, and system integration , along with the ability to independently troubleshoot complex system and programming challenges.
Program, configure, and commission commercial Building Automation Systems (BAS) and HVAC control systems
Develop and modify control programs using Niagara N4 and related platforms
Translate project sequences of operation into functional control programming
Perform software updates, programming modifications, and system optimization
Ensure control systems operate according to project specifications and design requirements
Commission & Verify System Performance
Perform point-to-point checkout and verify proper communication between controllers, sensors, actuators, and equipment
Support startup and commissioning of HVAC equipment and control systems
Collaborate with third-party Commissioning Agents during functional performance testing
Identify deficiencies and coordinate corrective actions with Controls, Commissioning, Project Management, and field teams
Document commissioning results and verify successful system operation before project turnover
Integrate HVAC & Building Systems
Program and integrate controls for commercial HVAC systems including VAV, VRF, DOAS, hydronic systems, pumps, and cooling towers
Configure and troubleshoot communication networks and connected building devices
Support system integration utilizing BACnet, Modbus, and other building automation protocols
Integrate third-party equipment and systems into BAS platforms
Verify reliable communication and data exchange across connected building systems
Diagnose programming, communication, networking, hardware, and system performance issues
Review control sequences and equipment operation to determine root causes of system issues
Make programming adjustments to improve system functionality and performance
Troubleshoot field devices, controllers, sensors, actuators, and network communication
Work closely with Controls Technicians, Commissioning Engineers, Project Managers, field teams, vendors, and other project stakeholders
Read and interpret mechanical drawings, control drawings, risers, wiring diagrams, specifications, and sequences of operation
Coordinate programming and commissioning requirements with project teams
Provide technical guidance and troubleshooting support to coworkers
Assist with training team members and customers on BAS functionality and system operation
Maintain clear project documentation and communicate technical issues effectively
2+ years of hands-on Building Automation Systems, HVAC controls, or BAS programming experience

• Experience programming and commissioning BAS and HVAC control systems
• Strong understanding of commercial HVAC equipment and sequences of operation
• Working knowledge of VAV, VRF, DOAS, hydronic systems, pumps, cooling towers, and related HVAC equipment
• Understanding of BACnet, Modbus, network communication, and system integration
• Working knowledge of low-voltage electrical theory and its application within BAS environments
• Ability to read and interpret mechanical drawings, wiring diagrams, control schematics, risers, and technical documentation
• Ability to travel to project locations as required

BACnet or Modbus training or certification
Experience integrating third-party HVAC equipment and building systems
Experience with functional performance testing and third-party commissioning
Experience programming controls for complex commercial HVAC systems
Previous experience working for a commercial mechanical or controls contractor
Medical, dental, and vision insurance

• Paid time off and company holidays
• Ongoing technical training and certification opportunities
• Exposure to a wide variety of commercial HVAC and building automation systems
• Opportunities to expand your expertise in programming, controls integration, and commissioning
• At VMG, our Controls team plays an important role in ensuring the mechanical systems we install don't simply operate, but operate efficiently, intelligently, and as designed .

As a BAS Programmer, you'll have the opportunity to work across Controls, Commissioning, Project Management, and field operations while solving complex technical challenges and continuing to expand your expertise in building automation.
If you're a BAS professional with experience in Niagara N4, HVAC controls, system integration, and commissioning who enjoys troubleshooting and solving complex problems, we'd like to hear from you.
Apply today and continue building your career in Building Automation with VMG.