Mobile Reefer Diesel Mechanic

Carlstadt, NJ
Full Time


Company Overview

Sonsray Inc. is a privately-owned and operated company. From the borders of Mexico to Canada we cover, Arizona, California, Nevada, Oregon, Washington, New York, and New Jersey making us the largest Thermo King transport refrigeration & temperature control equipment dealership and CASE CNHi Construction Equipment Dealership on the West Coast. Our Sonsray team is a growing dynamic company with over 600 employees and 30+ combined locations for new & used equipment sales, genuine parts, factory-authorized warranty repair, fleet maintenance, and rentals that offer a unique environment fostering individual growth and rewards performance. Sonsray, Inc. features factory training technician programs, and state-of-the-art shops equipped with modern diagnostic tools providing our staff with proper technology and training for their day-to-day business operations.

Sonsray Fleet Services division is seeking Mobile Reefer Technicians to join our Thermo King dealership in Carlstadt, NJ.

Essential Job and Responsibilities:

  • Troubleshooting, diagnosis, and repair of components on truck and trailer refrigeration units
  • Maintaining transport refrigeration unit on trucks and trailers by performing diagnostics using scanners, electronic test equipment, and onboard computers
  • Completing preventive maintenance, component replacement, and service to refrigeration equipment
  • Maintains transport truck and trailer refrigeration units and truck’s APU by reviewing shop orders
  • Repairing failures; removing, replacing, testing for Freon leaks, assembling, and installing parts and components involving soldering, welding, and the use of refrigeration equipment
  • Installing various new units on trailers, trucks, vans
  • Must be able to walk, use hands, fingers, bend, carry, push, pull, and lift up to 50 pounds
  • Perform miscellaneous-related duties as required and assigned by the manager 


  • Highly prefer 3+ years’ experience repairing Thermo King or Carrier refrigeration units
  • 3+ years of field mechanical experience is ideal
  • Must have general mechanical experience in heavy diesel equipment and electrical diagnostics to be considered
  • Tools are required

Benefits Include:

  • Medical 
  • Dental 
  • Vision
  • Life Insurance/AD&D coverage
  • Voluntary LTD & Aflac
  • 401K Matching
  • Paid Vacation, Sick, and Holiday
  • Boot Allowance Program
  • Uniforms Provided
  • Birthday Perks

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