BAS Technician II: HVAC Control Systems Specialist

The technician will work with leading platforms including Honeywell and Tridium Niagara N4 , as well as open communication protocols including BACnet, Modbus, and LonWorks . What You’ll Do Troubleshoot, diagnose, and repair BAS and EMS systems, controllers, sensors, and associated equipment. Commission and optimize HVAC controls serving AHUs, VAVs, chillers, boilers, cooling towers, rooftop units, and other mechanical equipment. Perform preventive maintenance, calibration, system repairs, and upgrades. Troubleshoot and test network communications using BACnet IP, Modbus, LonWorks, and other control protocols. Diagnose low voltage electrical and control issues involving wiring, relays, sensors, actuators, controllers, and associated devices. Assist with Niagara N4 commissioning, programming, graphics, and troubleshooting as required. Review system operation and sequences of operation to identify equipment or controls issues. Maintain accurate service documentation, work reports, and customer records. Clearly communicate technical findings, recommended repairs, and completed work to customers and internal project teams. Follow all company, customer, and job site safety requirements. Qualifications Minimum of 2 years of Building Automation or BAS technician experience. Experience with Honeywell controls and or Tridium Niagara strongly preferred. Niagara N4 commissioning and troubleshooting experience is a plus. Strong understanding of low voltage electrical systems, including AC and DC wiring, relays, sensors, actuators, and control circuits. Working knowledge of commercial HVAC systems and sequences of operation. Ability to read electrical drawings, control diagrams, and mechanical plans. Trade school, HVAC apprenticeship, controls training, or military technical training preferred. Strong troubleshooting and problem solving skills. Strong customer service and communication skills. #J-18808-Ljbffr HTS Engineering Ltd.