Install, maintain, and repair all portions of HVAC systems, including ducts, vents, air handlers, dampers, filters, chillers, boilers, VFDs, motors, pumps, belts, pulleys, etc. Program, operate, adjust, and evaluate building automation systems such as Siemens Desigo, etc. Perform preventive maintenance work on, troubleshoot, and repair all types of HVAC equipment, includi