The Start-Up & Commissioning Technician is responsible for inspecting, maintaining, troubleshooting, servicing, and repairing commercial HVAC-R equipment. The role includes start-up, commissioning, adjusting, repairing, modifying, and replacing HVAC equipment, including inter-connecting piping, electrical, and control wiring. Effective communication and proper documentation with excellent file management skills are essential. This position serves as an extension to the service department, with all correspondence and scheduling managed from the Catonsville office.