Trailer Technician

Join Hirschbach as a Trailer Technician!

Why Work with Us?
Hirschbach offers competitive pay, great benefits, and a 4-day workweek so you can enjoy your time doing what you love. Plus, we invest in your growth with OEM training and provide a supportive, safety-first work environment.

Pay & Benefits

• Up to $38 per hour, based on experience

• 4x10 workweek: Sunday - Wednesday days OR Wednesday - Saturday nights ($3/hr shift differential)

• 3 weeks PTO from day one!

• Weekly paychecks

• $1,200 annual tool allowance

• $200 annual boot allowance

• $1,200 annual CDL A or B stipend

• Uniforms with laundry service included

• Full benefits: medical, dental, vision, company-paid disability & life insurance, and more

• 401(k) with company match

• Opportunities to advance with OEM education courses

What You’ll Do

• Perform routine maintenance and emergency repairs on trailer refrigeration units

• Diagnose and fix issues on 2019-2024 Carrier units and 2024 Thermoking units

• Use diagnostic tools to troubleshoot mechanical and electrical problems

• Repair or replace parts like compressors, evaporators, condensers, fans, hoses, belts, and electronic controls

• Ensure all repairs meet or exceed manufacturer specs and company standards

• Keep accurate maintenance records and paperwork

• Manage inventory of parts and supplies efficiently

• Follow safety policies to keep yourself and the team safe

• Provide clear, professional communication with drivers and fleet managers

• Stay updated on the latest industry tech and repair methods through ongoing training

• Help fellow technicians as needed

• Other duties as assigned

What We’re Looking For

• 608 Certification preferred

• Experience working with Transport Refrigeration Units (TRUs) a plus

• Thermoking and/or Carrier factory certifications preferred

• Strong understanding of refrigeration operations and microprocessor control systems

• Skilled with hand tools, power tools, and diagnostic equipment

• Basic computer skills for diagnostic tools

• Valid Driver’s License required
• Ability to lift up to 75 lbs.

Proficiency in English communication skills (speaking, reading, and writing) required.

Ready to build your career with a trusted industry leader? Apply now and join the Hirschbach family!

Company Overview
For 90 years, Hirschbach Motor Lines has built a sterling reputation for delivering time and temperature sensitive freight. Today, the organization generates $1+ billion in revenue and has become the 2nd largest refrigerated carrier in North America, with company headquarters in Dubuque, Iowa. Hirschbach provides a breadth of services to our customers, and has a tenured history paired with a future of growth and opportunity.

In April of 2023 Hirschbach became a Certified Veteran's Business Enterprise (VBE) from the National Veteran-Owned Business Association (NaVOBA) as we are 51% owned, operated, and controlled by one or more U.S. military veterans.

Hirschbach is seeking Trailer Mechanics at our Joliet, IL shop! Here you will complete preventative maintenance and minor repairs on one of the newest and fully featured fleets. Come join our talented team of Mechanics! ​

Although 2025 National Technician Appreciation Week has passed, we still want to take the time to thank all Technicians out there for what you do every day! Here is a video showing our APPRECIATION for our talented group of Techs:

Interested in hearing more about Hirschbach?
Check out our YouTube page:

EOE. Offer of employment in contingent upon successful completion or pre-employment drug screen and background check.