Senior Diesel Tech: Top Pay, OEM Certs & Diagnostics Lead

W.W.Williams Company; Savannah (GA); On-site; USD 44,000 - 58,000; Full time

Benefits offered by this job

8 Paid Holidays

1 Paid Wellness Day

Paid Time Off

Employee Referral Bonus Program

401k with Company Match

Company Paid Training

Job summary

W.W. Williams Company is seeking two to three Senior Diesel Technicians to tackle the most challenging diagnostics on heavy-duty fleet trucks. This is a full-time, day-shift, on-site role requiring journeyman experience and strong diagnostic skills.

You’ll work on Detroit/Cummins/Allison-powered equipment, performing diagnosis, repair and road testing from start to finish. A CDL-A is a plus as is owning a personal tool set.

Qualifications

• This is not an entry-level job; 7+ years as a journeyman/Tech 1 on Class 6–8 trucks.
• ASE Medium/Heavy Truck certification (full T2–T8 series).
• OEM certifications: Detroit (DTNA), Allison and/or Cummins.
• Strong electronic diagnostics: DiagnosticLink, Cummins INSITE, Allison DOC, laptop-based troubleshooting.
• Engine, aftertreatment (DPF/SCR), electrical and transmission repair, from diagnosis to road test.
• Your own professional tool set and a valid driver’s license (CDL-A a plus).

Responsibilities

• Own the toughest diagnostic jobs in the shop on fleet customers’ Detroit, Cummins and Allison-powered trucks.
• Get it right the first time: diagnose, repair, road test and document it.
• Be the go-to tech who helps junior techs get unstuck.
• A phone call within 48 hours of applying.
• A shop visit and interview within 5 days.
• An offer within 48 hours of your interview.

Skills

Diagnostic skills

Electrical diagnosis

Engine repair

Aftertreatment repair

Transmission repair

Tool ownership

Education

ASE Medium/Heavy Truck certification (T2–T8)

Detroit/Cummins/Allison OEM certifications

Tools

DiagnosticLink

Cummins INSITE

Allison DOC

Laptop-based troubleshooting

Professional tool set

Job description

W.W. Williams Company is seeking two to three Senior Diesel Technicians to tackle the most challenging diagnostics on heavy-duty fleet trucks. This is a full-time, day-shift, on-site role requiring journeyman experience and strong diagnostic skills.

You’ll work on Detroit/Cummins/Allison-powered equipment, performing diagnosis, repair and road testing from start to finish. A CDL-A is a plus as is owning a personal tool set.