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Industrial Refrigeration​/Boiler Technician

Job in Sioux Falls, Minnehaha County, South Dakota, 57101, USA
Listing for: Wallman Unlimited Company LLC
Full Time position
Listed on 2026-08-27
Job specializations:
  • Trades / Skilled Labor
    Maintenance Technician / Mechanic, HVAC Tech / Heating Engineer, Utility Technician
Salary/Wage Range or Industry Benchmark: 24 - 34 USD Hourly USD 24.00 34.00 HOUR
Job Description & How to Apply Below
Position: Industrial Refrigeration / Boiler Technician

Industrial Refrigeration / Boiler Technician

We are seeking experienced Industrial Refrigeration / Boiler Technicians for direct-hire opportunities with a manufacturing operation in Sioux Falls, South Dakota.

This is a hands-on maintenance position supporting industrial refrigeration, boiler, utility, and mechanical systems. Candidates with direct ammonia refrigeration experience are strongly encouraged to apply; however, the company is also willing to consider technicians with backgrounds in industrial HVAC, commercial/industrial refrigeration, boiler systems, hazardous-chemical environments, or industrial mechanical maintenance who have the aptitude to develop additional refrigeration and utility-system expertise.

The facility is currently undergoing significant expansion with the development of a new state-of-the-art facility, creating opportunities for technicians interested in long-term growth and working with modern industrial systems and equipment.

Key Responsibilities
  • Operate, inspect, troubleshoot, maintain, and assist with repairs to industrial refrigeration, boiler, utility, and mechanical systems.
  • Perform routine equipment inspections and audits to identify operating or maintenance concerns.
  • Troubleshoot mechanical, electrical, refrigeration, boiler, and related equipment problems.
  • Work with maintenance team members to plan and complete equipment repairs.
  • Respond to unplanned equipment failures and emergency maintenance requests in a timely and effective manner.
  • Support preventive and predictive maintenance activities.
  • Maintain safe operating practices when working around refrigeration systems, boilers, utilities, and hazardous chemicals.
  • Communicate equipment conditions, maintenance needs, and repair status with Operations and other departments.
  • Follow applicable food-safety and Good Manufacturing Practices (GMP) requirements.
  • Maintain accurate maintenance and equipment documentation.
  • Work independently when required while contributing effectively as part of the maintenance team.
  • Obtain and maintain applicable RETA certification as required by the position.
Required Qualifications
  • High school diploma or GED.
  • 1+ years of related industrial mechanical maintenance or food-manufacturing experience/training, or equivalent direct industrial maintenance experience.
  • Relevant hands-on experience in one or more of the following areas:
    Industrial HVAC, commercial or industrial refrigeration, ammonia refrigeration, boiler systems, hazardous-chemical systems or environments, industrial mechanical maintenance.
  • Strong mechanical aptitude and troubleshooting ability.
  • Demonstrated commitment to safe work practices.
  • Basic computer skills.
  • Ability to work independently and as part of a maintenance team.
  • Willingness and ability to obtain RETA certification if not already certified.
  • Ability to work a 12-hour night shift on a rotating 2-2-3 schedule.
  • Ability to work full-time onsite in Sioux Falls, South Dakota.
Additional Relevant Experience

Experience in several of the following areas is highly desirable:

  • RETA certification
  • Ammonia refrigeration systems
  • Industrial HVAC and refrigeration systems
  • Engine and boiler systems
  • Electricity and motor controls
  • Controls and instrumentation
  • PLC hardware and software
  • Pneumatics and hydraulics
  • Industrial mechanical systems
  • Preventive and predictive maintenance
  • Maintenance planning
  • Plant/site utilities
  • System analysis and troubleshooting
  • Pipe fitting and welding
  • Machining
  • Metal fabrication
Compensation & Benefits

$24–$34/hour DOE, full benefits, relocation assistance available, direct-hire full-time employment, and long-term growth opportunities associated with the development of a new state-of-the-art facility in Sioux Falls. South Dakota also has no individual state income tax.

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