Lead Diesel Technician – Advanced Diagnostics & Mentorship

Dobbs Peterbilt; Sumner (WA); On-site; USD 62,000 - 91,000; Full time

Benefits offered by this job

Career growth

Health benefits

Pay & rewards

Future focus

Work-life balance

Job summary

Dobbs Truck Group is seeking a Journeyman Diesel Technician to perform advanced diagnostics and complex repairs on heavy‑duty trucks. This role requires independent work, leadership of shop technicians, and mentoring apprentices.

You will diagnose electrical, mechanical, and aftertreatment systems, oversee high‑level service, ensure quality and safety standards, and document repairs. The company emphasizes career growth, benefits, and a supportive work environment.

Qualifications

• 12 years of mechanical experience on heavy-duty trucks or equipment.
• Advanced diagnostic and troubleshooting skills.
• Ability to work independently and lead technical repairs.
• Required tool set.

Responsibilities

• Diagnose and repair complex mechanical and electrical issues.
• Perform major repairs on engines, transmissions, and drivetrain systems.
• Troubleshoot advanced electrical, aftertreatment, and performance systems.
• Oversee and perform advanced preventative maintenance.

Skills

Advanced diagnostics

Troubleshooting

Lead technician

Independent work

Diagnostic software

Education

High school diploma or GED

Job description

Dobbs Truck Group is seeking a Journeyman Diesel Technician to perform advanced diagnostics and complex repairs on heavy‑duty trucks. This role requires independent work, leadership of shop technicians, and mentoring apprentices.

You will diagnose electrical, mechanical, and aftertreatment systems, oversee high‑level service, ensure quality and safety standards, and document repairs. The company emphasizes career growth, benefits, and a supportive work environment.