Dixie Tire and Diesel OTR Diesel Technician

Main Street Auto; Shelby (NC); On-site; USD 39,000 - 55,000; Full time

Job summary

Main Street Auto in Shelby NC is seeking an experienced OTR Diesel Technician to perform maintenance, diagnostics, and repairs on heavy-duty diesel trucks and commercial vehicles. The ideal candidate will have hands-on experience with diesel engines, preventive maintenance, electrical systems, and mechanical repairs.

This role emphasizes diagnosing issues efficiently, minimizing downtime, and maintaining safety and reliability.

Qualifications

• Experience as a diesel technician or heavy-duty mechanic.
• Knowledge of diesel engines and heavy-duty vehicle systems.
• Experience with mechanical and electrical diagnostics.
• Ability to use diagnostic tools, service manuals, and repair equipment.
• Ability to troubleshoot problems and complete repairs independently.
• Strong attention to detail, reliability, and time-management skills.
• CDL and ASE certifications are preferred but not required, depending on company needs.

Responsibilities

• Perform preventive maintenance (PM) on heavy-duty diesel trucks and commercial vehicles.
• Diagnose, troubleshoot, and repair diesel engines and related systems.
• Inspect braking, suspension, steering, and wheel-end components; perform repairs as needed.
• Troubleshoot electrical and electronic systems, including starting and charging systems.
• Maintain accurate service records and repair orders; follow safety and industry standards.
• Work to minimize downtime while delivering quality workmanship.

Skills

Diesel technician

Heavy-duty mechanic

Commercial truck technician

Attention to detail

Reliability

Time management

Education

CDL preferred

ASE certifications preferred

Tools

Diagnostic tools

Service manuals

Repair equipment

Vehicle lifts

Job description

Dixie, Tire and Diesel Automotive, Shelby NC

Why come work for Main Street Auto?

Earn Industry-Leading Pay
Enjoy Exceptional Benefits
Unlock Endless Career Growth Opportunities

Job Summary

We are seeking an experienced OTR Diesel Technician to perform maintenance, diagnostics, and repairs on heavy-duty diesel trucks and commercial vehicles. The ideal candidate will have hands‑on experience with diesel engines, preventive maintenance, electrical systems, and mechanical repairs. This position requires the ability to diagnose issues efficiently, minimize vehicle downtime, and maintain the safety and reliability of commercial equipment.

Weekly Pay $850-$1200

Key Responsibilities

• Perform preventive maintenance (PM) services on heavy-duty diesel trucks and commercial vehicles.
• Diagnose, troubleshoot, and repair diesel engines and related mechanical systems.
• Perform engine repairs, including component replacement and in-depth engine work as qualified.
• Inspect, diagnose, and repair braking systems, suspension components, steering systems, and wheel-end assemblies.
• Troubleshoot electrical and electronic systems, including starting and charging systems.
• Perform transmission, drivetrain, and other heavy-duty mechanical repairs as needed.
• Conduct vehicle inspections and identify maintenance or repair requirements.
• Maintain accurate service records, repair orders, and maintenance documentation.
• Follow all company safety procedures and industry standards.
• Work efficiently to minimize vehicle downtime while maintaining quality workmanship.

Qualifications

• Previous experience as a diesel technician, heavy-duty mechanic, or commercial truck technician.
• Knowledge of diesel engines, preventive maintenance, and heavy-duty vehicle systems.
• Experience with mechanical and electrical diagnostics.
• Ability to use diagnostic tools, service manuals, and repair equipment.
• Ability to troubleshoot problems and complete repairs independently.
• Strong attention to detail, reliability, and time-management skills.
• CDL and ASE certifications are preferred but not required, depending on company needs.

Preferred Experience

• Heavy-duty truck and tractor-trailer repair.
• Diesel engine diagnostics and repair.
• Preventive maintenance and fleet maintenance.
• Brake systems, wheel ends, suspension, and steering repairs.
• Electrical diagnostics and electronic control systems.
• Transmission and drivetrain service.
• Full-time position servicing heavy-duty diesel trucks and commercial equipment.
• Hands‑on work in a shop or fleet maintenance environment.
• Use of specialized tools, diagnostic equipment, and vehicle lifts.
• Requires standing, bending, lifting, and working around heavy equipment.

Ideal Candidate: A motivated diesel technician who can perform preventive maintenance, diagnose mechanical and electrical issues, and complete heavy-duty repairs while maintaining high standards of safety, efficiency, and workmanship.