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Ammonia Refrigeration Tech - Nights

Wells Enterprises
Le Mars, IA Full Time
POSTED ON 1/4/2026
AVAILABLE BEFORE 3/2/2026

$7,500 Hiring Bonus!

To operate, troubleshoot, repair, and complete daily task of a large plant ammonia refrigeration, boiler, water, and air systems.

Primary responsibilities include:

  • Operate, troubleshoot, repair and complete daily task of a large plant ammonia system. To include routine inspections, valve rebuilding, daily water treatment task, valve replacement, and overhauls on equipment including compressor, condensers, evaporators, chillers, freezing tunnels, ice cream freezers and other associated equipment. Must also be able to perform both equipment specific and large system pump downs of the system.
  • Operate, troubleshoot, repair and complete daily task of a large plant high pressure steam system. To include routine inspections, valve rebuilding, daily water treatment task, valve replacement, overhauls on equipment including boilers, DA tanks, steam traps, condensate tanks and pumps, and other associated equipment. Must also be able to perform both equipment specific and large system pump downs of the system.
  • Operate, troubleshoot, repair and complete daily task of a large plant compressed air system. To include routine inspections, valve rebuilding, daily water treatment task, valve replacement, and overhauls on equipment including compressor, air supply tanks, air dryers and other associated equipment. Must also be able to perform both equipment specific and large system pump downs of the system.
  • Operate, troubleshoot, repair and complete daily task of a large plant water system. To include routine inspections, valve rebuilding, valve replacement, and overhauls on equipment including softeners, charcoal filters, RO machines, and other associated equipment. Must also be able to perform both equipment specific and large system pump downs of the system.
  • Operate, troubleshoot, repair, and complete preventive maintenance on a large plant fire suppression system following all codes that apply.
  • Operate, troubleshoot, repair, and complete preventive maintenance on hydraulic elevators following all codes that apply.
  • Operate, troubleshoot, repair, and complete preventive maintenance on liquid nitrogen cooling system

Pay: Starting rate for Tech 1 is $36.01/hr. This position also includes skill progression potential with top rate of pay at $41.72/hr at Tech 5. Night shift will receive an additional $1.50/hr for night shift differential.

Approximate shift start time of 5:00 PM - 7:00 PM. Normal shift length of 10-12 hours.

#IND123


  • Possess one year of WDI Ice Cream Plant Refrigeration Experience. Previous relevant experience preferred.
  • Must be able to work safely and follow Standard Operating procedures and follow the Mechanical Integrity and PSM programs.
  • Basic knowledge with 3 phases 480 electrical components.
  • Basic knowledge of electrical components like solenoids motors circuit boards, and PLCs.

If you meet these requirements and are interested in this position, to be considered for an interview you must complete an online application at www.wellscareers.com.

Wells Enterprises is an EEO/AA employer M/F/Vet/Dis

Salary : $36 - $42

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