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Posted August 21, 2026

Diesel / Heavy Duty Truck Mechanic

Modern Shop
Gary, IN, US Full Time
25USD - 40USD per hour

Job DescriptionJob Description Company Overview: We are seeking an experienced Heavy Duty Diesel Mechanic to join our repair shop team. The ideal...

Job Description

Job Description


Company Overview:

We are seeking an experienced Heavy Duty Diesel Mechanic to join our repair shop team. The ideal candidate will be responsible for inspecting, diagnosing, and repairing Class 8 commercial trucks (Volvo, Freightliner, Kenworth, Peterbilt, etc.) to ensure safety and fleet reliability.

Key Responsibilities:

Diagnostics & Troubleshooting: Perform diagnostic tests using electronic software and manual tools to identify mechanical, electrical, and hydraulic issues.

Engine & Drivetrain Repair: Perform light and heavy repairs on diesel engines (Cummins, Detroit Diesel, PACCAR, Volvo), transmissions, and differentials.

Brakes & Suspension: Inspect, adjust, and repair air brake systems, ABS, suspension components, airbags, tie rods, kingpins, and shock absorbers.

Aftertreatment & Electrical: Diagnose and repair DEF/DPF systems, replace sensors, troubleshoot wiring harnesses, and resolve fault codes.

Preventative Maintenance (PM): Conduct routine PM services (oil and filter changes, chassis lubrication) and annual DOT safety inspections.

Requirements & Qualifications:

Experience: Minimum 2–3 years of hands-on experience as a Class 8 diesel truck mechanic.

Tools: Must have a personal set of basic mechanic hand tools.

Technical Skills: Ability to read electrical/pneumatic schematics and operate diagnostic tools (JPRO, Cummins Insite, DDDL, etc.).

Soft Skills: Strong work ethic, attention to detail, problem-solving skills, and a safety-first mindset.

Preferred Certifications: ASE certifications, certified DOT inspector, or a valid driver License.

This listing expired on Aug 22. Applications are no longer accepted.

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