Ammonia Refrigeration Technician - Manufacturing

Cargill is seeking an Ammonia Refrigeration Technician to support reliable, safe operation of our industrial refrigeration systems in a fast-paced manufacturing facility. In this role, you will operate, monitor, and maintain ammonia-based equipment, perform preventive and corrective maintenance, and quickly troubleshoot issues to minimize downtime. You will uphold strict safety, PSM, and environmental standards while collaborating with production and engineering teams. At Cargill, you'll join a culture built on integrity, safety, and innovation, with opportunities to grow while supporting global food security and sustainability.

Responsibilities

• Operate, monitor, and maintain industrial ammonia refrigeration systems in a manufacturing environment
• Perform preventive and corrective maintenance on compressors, condensers, evaporators, valves, and controls
• Troubleshoot mechanical and electrical issues to minimize downtime and ensure product quality
• Monitor system pressures, temperatures, and ammonia levels; adjust controls for optimal performance
• Follow all OSHA, PSM, and EPA safety and environmental regulations for ammonia systems
• Respond to alarms and emergencies, performing safe shutdowns and startups as required
• Document inspections, maintenance activities, and repairs in CMMS or maintenance logs
• Collaborate with production and engineering teams to support continuous operations and improvements
• Participate in safety audits, training, and process safety management (PSM) activities
• Support capital projects, system upgrades, and refrigeration system optimization initiatives

Required Skills

• Ammonia refrigeration system operation and maintenance
• Industrial HVAC/R troubleshooting
• Reading P&IDs, schematics, and technical manuals
• Preventive and predictive maintenance practices
• PLC and control system basics for refrigeration
• Compliance with OSHA, PSM, and EPA regulations
• Mechanical and electrical diagnostics
• Use of refrigeration tools and test instruments
• Lockout/Tagout and safe work practices
• CMMS or maintenance work order systems