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

ESSENTIAL DUTIES AND RESPONSIBILITIES: 
(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.

EDUCATION AND EXPERIENCE REQUIRED:
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

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