Duramax Diesel Technician — Steady Work, Great Benefits

Modern Auto Company; Washington (District of Columbia); On-site; USD 48,000 - 62,000; Full time

Benefits offered by this job

401(k) with employer match

Health insurance

Paid Time Off (PTO)

Company-provided uniforms

Competitive hourly pay ($35–$45/hr)

Steady workflow in a busy dealership

Modern equipment and clean shop

Climate controlled shop

Job summary

Modern Auto Company in Washington, MO hires a certified Diesel Technician to join our service team. If you have Duramax diesel engine experience and enjoy a well-equipped shop, we’d like to talk with you.

Responsibilities include diagnosing, repairing, and maintaining diesel engines, using GM diagnostic tools, and communicating with service advisors. ASE or GM certification is preferred, and a valid driver’s license is required.

Qualifications

• Certified diesel technician (ASE and/or GM certification preferred).
• Proven experience with diesel diagnostics and repair.
• Experience with Duramax engines strongly preferred.
• Strong mechanical, electrical, and diagnostic skills.
• Ability to work independently in a fast-paced environment.
• Valid driver’s license with clean driving record.
• Strong attention to detail and pride in workmanship.

Responsibilities

• Diagnose, repair, and maintain diesel engines, including GM Duramax platforms.
• Perform engine, fuel system, turbocharger, emissions, and drivability repairs.
• Use GM factory diagnostic tools and service information.
• Troubleshoot complex diesel performance and electrical concerns.
• Complete repairs efficiently while maintaining high quality standards.
• Document work performed and communicate with service advisors.
• Follow all GM procedures and safety guidelines.

Skills

Diesel diagnostics

Duramax engines

GM certification

ASE certification

Tools

GM diagnostic tools

GM service information

Job description

Modern Auto Company in Washington, MO hires a certified Diesel Technician to join our service team. If you have Duramax diesel engine experience and enjoy a well-equipped shop, we’d like to talk with you.

Responsibilities include diagnosing, repairing, and maintaining diesel engines, using GM diagnostic tools, and communicating with service advisors. ASE or GM certification is preferred, and a valid driver’s license is required.