Operate & maintain Ammonia Refrigeration System, Boilers, Air Compressors & Dryers, HVAC equipment, Scrubbers, water chillers & heaters, pumps, blowers, steam traps, valves, etc. in support of facility operations. Serve as a member of the Hazmat Emergency Response Team. Tasks Operate, monitor, and maintain ammonia refrigeration system Operate, monitor, and maintain compre