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Ammonia Refrigeration Technician
Ref No.: 17-00439
Location: Kaukauna, Wisconsin
Operate and maintain a 2000+Client multi-stage Ammonia System used for freezing food products and room cooling. Ammonia System Operator reports to Engineering. 

(Other duties may be assigned as necessary.) 

• Operate and maintain the Ammonia System or a large refrigeration system to meet Production's refrigeration requirements. 
• Perform all preventative maintenance to the system, including draining the oil pots, oil and filter changes, annual rebuilds of compressors and valves, motor changes, and condenser/evaporator as required. 
• Document all maintenance and inspection activity in accordance with our Mechanical Integrity Program. 
• Comply to and monitor operation for compliance with all 14 elements of the "Process Safety Management Program”. 
• Work in a safe manner consistent with all Company rules and good work practices as specified by IIAR. 
• Assists in training and mentoring of Maintenance Technicians
• Responsible for making sure everyone working in the Ammonia Compression Room complies with all appropriate safety rules.

High School diploma or its equivalency, A.S. degree preferred. Minimum of three years experience operating large refrigeration systems including:
• Multi-stage Ammonia Compression Systems
• Electrical Control Systems (FES & Frick)
• Refrigeration Piping
• Liquid Recirculation Systems
• Ability to Interpret Piping and Instrumentation Drawings
• Reciprocating Compressors
• Screw Compressors
• Evaporative Condensers
• Room Cooling 
• Room Cooling Evaporators
• Knowledge of safety criteria for Ammonia Systems based on IIAR Standards. 
• Lock out/Tag Out programs
• Personal Protective Equipment (PPE)
• Hazardous Communications

• State Power engineering license 2nd or better
• 3-5 years refrigeration experience (large plant)
• Refrigeration thermodynamics
• Knowledge of refrigeration engineering units