• Install, wire, terminate, and commission HVAC control systems, including controllers, sensors, actuators, thermostats, and field devices. • Install low-voltage control wiring, communication networks, and raceway systems in accordance with project specifications and applicable codes. • Read and interpret blueprints, control diagrams, wiring schematics, sequences of operation, and construction drawings. • Perform startup, testing, commissioning, and verification of HVAC control systems. • Troubleshoot and repair building automation systems, controllers, field devices, communication networks, and HVAC equipment interfaces. • Calibrate sensors, transmitters, and other control devices to ensure accurate system operation. • Diagnose and resolve BAS communication issues involving BACnet, Modbus, and other protocols. • Utilize diagnostic tools, testing equipment, and software applications to identify and correct system deficiencies. • Document service activities, commissioning reports, system modifications, and as-built drawings. • Coordinate with project managers, service technicians, subcontractors, equipment suppliers, and customers to ensure successful project completion. • Maintain accurate records of work performed, materials used, and system changes. • Follow all company safety policies, procedures, and jobsite requirements. • Operate lifts, ladders, and other equipment safely and responsibly. • Participate in after-hours service calls, emergency response, and scheduled maintenance activities as required. • Maintain company-issued tools, equipment, technology, and vehicles in good working condition. • Provide professional customer service and represent the company in a positive manner at all times.