SCOPE: Perform the highest level of advanced tasks in the troubleshooting, repair, maintenance and installation of refrigeration, heating, air conditioning and ventilation, and related systems and controls, including: Organizing and performing advanced service, repairs, troubleshooting and overhaul of light commercial and industrial heating, air conditioning ventilation and refrigeration; Understanding complex electrical schematics, BMS control functions/strategies and electrical distribution systems; Troubleshooting root causes and determine proper repairs; Analyzing system data to determine the need for increased maintenance frequencies or improved performance of the equipment; and assisting Utilities management with the supervision and documentation of any contractor activity. JOB SUMMARY: Responsible for the highest level of skilled discipline-specific tasks required to ensure the smooth operation of Universal Orlando Utilities as it pertains to all Industrial, Commercial and Non-Commercial HVAC/Refrigeration equipment, and Ride Vehicle (RV HVAC equipment in Ride buildings, and the oversight of the UO chill water infrastructure.