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Tractor Trailer Mechanic Jobs (NOW HIRING)

As a Trex Tractor/Trailer Mechanic you will safely perform mechanical repairs on Trex's fleet and trailer equipment, ensuring all vehicles are in proper working condition and meet safety standards.

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Tractor & Trailer Mechanics perform preventative & corrective diagnostics and repairs in routine and emergency situations. Mechanics must be organized, dependable, and proficient to maintain assigned ...

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Tractor Trailer Mechanic information

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$15

$24

$32

How much do tractor trailer mechanic jobs pay per hour?

As of Aug 9, 2026, the average hourly pay for tractor trailer mechanic in the United States is $24.48, according to ZipRecruiter salary data. Most workers in this role earn between $19.23 and $26.68 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a tractor trailer mechanic?

To thrive as a Tractor Trailer Mechanic, you need solid mechanical aptitude, knowledge of diesel engines and brake systems, and typically a high school diploma or vocational certification in diesel technology. Familiarity with diagnostic software, air brake systems, and tools like torque wrenches is essential, and ASE certification is often preferred. Attention to detail, problem-solving skills, and effective communication help mechanics diagnose issues efficiently and collaborate with drivers or supervisors. These skills are crucial for ensuring the safety, reliability, and regulatory compliance of commercial vehicles on the road.

What are some common challenges tractor trailer mechanics face on the job?

Tractor trailer mechanics often encounter challenges such as diagnosing complex mechanical and electrical issues, working in tight or awkward spaces, and keeping up with evolving technologies in modern trucks. The role can also involve working in varying weather conditions and occasionally responding to roadside breakdowns. Staying updated on industry standards and safety protocols is essential, and teamwork with drivers and fleet managers is key to ensuring timely and efficient repairs.

What is a tractor trailer mechanic?

Tractor trailer mechanics are skilled technicians who inspect, maintain, and repair large trucks and tractor-trailer rigs. They work on engines, brakes, electrical systems, and other essential components to ensure vehicles operate safely and efficiently. These mechanics often use specialized diagnostic equipment and tools to identify issues and keep vehicles in compliance with safety regulations. Their work is critical to the transportation industry, as it helps prevent breakdowns and accidents on the road.

What is the difference between Tractor Trailer Mechanic vs Diesel Engine Technician?

AspectTractor Trailer MechanicDiesel Engine Technician
CertificationsCommercial Driver's License (CDL), ASE certificationsASE certifications, diesel engine certifications
Work EnvironmentTruck repair shops, fleet maintenance facilitiesRepair shops, industrial settings, fleet maintenance
Industry UsageTransportation, logistics, freight companiesTransportation, heavy equipment, industrial sectors

Both Tractor Trailer Mechanics and Diesel Engine Technicians work on diesel engines and require similar certifications. However, Tractor Trailer Mechanics focus specifically on maintaining and repairing large trucks used in freight transport, often working in fleet maintenance environments. Diesel Engine Technicians may work on a broader range of diesel-powered equipment, including industrial machinery. While their skills overlap, the primary difference lies in their specific work environments and the types of vehicles or equipment they service.

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What are popular job titles related to Tractor Trailer Mechanic jobs? For Tractor Trailer Mechanic jobs, the most frequently searched job titles are:
Infographic showing various Tractor Trailer Mechanic job openings in the United States as of August 2026, with employment types broken down into 49% Full Time, and 51% Part Time. Highlights an 100% Physical job distribution, with an average salary of $50,914 per year, or $24.5 per hour.

TRACTOR/TRAILER MECHANIC

KLLM Transport Services LLC

Lithonia, GA

Full-time

Re-posted 8 hours ago


Job description

Job Duties & Responsibilities

  • Perform quality maintenance, inspections, and repairs on company trucks and/or trailers
  • Complete related paperwork after each job
  • Basic diagnostic and troubleshooting
  • Operate all equipment in repair center in a safe manner
  • Keep all work areas clean

Qualifications, Experience & Physical Requirements

  • High school diploma or equivalent and minimum of 1-year previous work-related experience preferred
  • Experience with Freightliner, Peterbilt, Carrier or Utility assets
  • AC certification preferred
  • Must be able to work well with others
  • Take direction as needed
  • Must have your own tools essential to perform the job.
  • Must be able to lift at least 50 pounds
  • Must comply with all OSHA safety rules and regulations

Equal Opportunity Employer

#zr

Company Description

KLLM is one of the largest temperature-controlled truckload carriers in the United States, transporting within the 48 contiguous states and Mexico!