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Diesel Mechanic

Werner Enterprises
Lehigh, PA Full Time
POSTED ON 12/14/2025
AVAILABLE BEFORE 2/14/2026
The main purpose of this position is to diagnose and repair all systems on a diesel tractor to include, but not limited to: engine, transmission, front axle, rear axle, suspension, air conditioning and heating, electrical, air brakes and 5th wheel systems. Must have advanced set of hand tools, rollaway toolbox, ½ drive impact and sockets, digital volt/ohm/amp meter.

The job functions listed below represent the essential job duties and responsibilities of the above-listed position.

  • Diagnose and repair mechanical and electrical problems on diesel tractors as indicated on work orders or discovered during inspection. Repairs will be made to the following: overheads, minor and major electrical, engine electronic controls, minor and major engine overhaul, clutch replacement and adjustment, differential replacement, transmission overhaul, exhaust repairs, u-joints, cab interior, wheel seals, brakes, air bags and leveling valve, shocks, thermostats, fan hub, air brake valves, air lines, air governor, air compressor, air drier, radiator, hoses, belts, alternators, batteries, lights, kingpins, shackle pins and bushings, drag link and tie rod ends, 5th wheel, wire feed welding and oxyacetylene operation, preventative maintenance, and heating and air conditioning. Document completed repairs on a work order.

  • Operate tractor. This will include locating tractor and driving it into the shop, then parking equipment on the lot when repairs are completed.

  • Customer service. This includes addressing and advising drivers on technical questions concerning their tractor.

  • Clean work area. This will include cleaning floors, storing and cleaning shop and personal tools and equipment. Trash removal.

  • Procure parts. This will include getting parts and materials from the parts room to make repairs to tractors.

  • Perform other duties as assigned by supervisory personnel.

  • Training. This will include training less experienced mechanics using hands on method and answering technical questions as they arise.
We know benefits are critical and we are committed to offering comprehensive and affordable options for you and your loved ones. This position is eligible for benefits, which include medical, dental and vision plans. We also offer a 401(k) plan, stock purchase plan, paid time off, life insurance, disability plans and other optional supplemental coverage.

Werner Enterprises provides equal employment opportunities to all employees and applicants for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, marital status, genetic information or veteran status or other status protected by law. We encourage applicants of all ages as we do not discriminate on the basis of an applicant's age.

By clicking “Submit” you are expressly consenting to our Privacy Policy (available at https://www.werner.com/privacy-policy/ ) and to Werner Enterprises, Inc., its representatives, and affiliates (“Werner”) contacting you about your inquiry, and that Werner may collect sensitive information about you to consider your employment as explained further in our Privacy Policy. All information collected will be handled and retained as explained in the Privacy Policy.

Salary.com Estimation for Diesel Mechanic in Lehigh, PA
$57,648 to $72,398
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