Senior Building Automation Service Technician – Niagara, HVAC Controls & EMS

Location: Phoenix, Arizona
Pay: $30–$45 per hour
Schedule: Full-time, with overtime and after-hours on-call rotations

Troubleshoot, program, and optimize building automation and HVAC control systems across commercial and specialized facilities, keeping critical systems reliable, efficient, and operating as intended.

Join an expanding building automation and technology company with more than 1,000 completed projects since 2015. Work with modern controls, security, and network systems across healthcare, industrial, education, commercial, and data center environments.

What You’ll Do

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  Diagnose and repair complex EMS, HVAC, refrigeration, controls, and network issues.

  
  


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  Program, configure, install, and commission controllers, sensors, actuators, and control devices.

  
  


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  Work with Niagara Supervisors, Stations, Platforms, graphics, integrations, and migrations.

  
  


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  Perform preventive maintenance, calibration, system optimization, and energy-use analysis.

  
  


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  Troubleshoot BACnet, LON, Modbus, and Niagara network connectivity issues.

  
  


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  Handle service calls, service agreements, startups, warranty work, and small controls projects.

  
  


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  Maintain service records, work orders, parts lists, and wiring documentation.

  
  


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  Guide technicians and customers, coordinate with contractors and facility teams, and recommend repairs or system upgrades.

  
  

What You’ll Need

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  5–8 years of experience in building controls, HVAC, or building automation.

  
  


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  Formal training or certification in Niagara, Johnson Controls, and KMC systems.

  
  


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  Ability to independently troubleshoot, program, and configure these control systems.

  
  


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  Advanced knowledge of BACnet MS/TP, BACnet IP, LON, and Modbus protocols.

  
  


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  Strong understanding of HVAC systems, control components, sensors, and devices.

  
  


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  Experience with Cradlepoint cellular connections, BACnet routers, and Neeve Niagara Cloud solutions.

  
  


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  Ability to troubleshoot IP addresses, subnets, ports, communication trunks, and network connectivity.

  
  


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  Experience using electrical meters, manometers, and network communication testers.

  
  


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  Ability to independently manage service calls, service agreements, and complex small projects using scopes and drawings.

  
  


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  Strong customer service, communication, documentation, and time-management skills.

  
  


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  Willingness to work overtime and participate in after-hours on-call rotations.