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Diesel Mechanic

Job in Seattle, King County, Washington, 98101, USA
Listing for: AAA Washington
Full Time position
Listed on 2026-07-10
Job specializations:
  • Trades / Skilled Labor
    Heavy Equipment Mechanic, Diesel Mechanic, Automotive Technician, Automotive Mechanic
Job Description & How to Apply Below

Diesel Mechanic

This role is responsible for full life-cycle maintenance and care of up-to medium-duty gas and diesel vehicles. This includes design and upfitting when trucks are introduced to our AAA Washington fleet, preventative maintenance and servicing, diagnostics, collision repairs, and parts and records management.

All mechanic tools provided! AAA Washington provides all Fleet Mechanics with the necessary tools to work in this role - no need to provide your own.

At AAA Washington, we equip our members with trusted service and expertise to confidently travel through life. We provide our members with best-in-class roadside assistance, discounts and rewards, travel services and insurance. For over 120 years, we've served our members, not shareholders, so our growth supports innovation for the Club today and for the future. Seeking to reflect the communities we serve and create an inclusive culture, we encourage employees to bring their full self to work and support applicants from all backgrounds, abilities and walks of life to apply.

We have an immediate opening for a mechanic to service and retrofit our line of tow trucks. Offering a flexible schedule with the ability to work five 8-hour shifts or four 10-hour shifts!

You'll play an important role in bringing AAA Washington's spirit of service and peace of mind to our membership. Consistently ranked as one of the Best Places to Work by Puget Sound Business Journal, we aim for work-life balance across the organization. We support hybrid and remote work options for many positions based in our corporate office (Bellevue, Washington) along with some of the best benefits in the region!

Independently assesses need for, inspects, and performs maintenance and repairs on all areas, including under parts, of up-to medium-duty gas and diesel vehicles.

Independently diagnoses mechanical and other malfunctions of diesel vehicles and performs vehicle repairs including engine, hydraulics, transmissions, and electric systems.

Designs and executes upfitting to meet desired end state, including metal design, fabrication, electrical wiring, cameras, toolboxes, lights, wrap, etc. to a vehicle.

Maintains records of vehicle maintenance and repairs on appropriate forms and into fleet software programs. This includes assigning of time spent on maintenance per vehicle.

Performs safety inspections of equipment and prepares required safety documentation. Oversees disposal of hazardous materials.

Responsible for parts inventory, including ordering, tracking, and stocking.

Interacts with drivers to prepare and close out work orders.

Moves parts to and from the job site and removes or installs the parts on vehicles.

Complies with all applicable industry laws and regulations.

Independently identifies maintenance and vehicle operational concerns and communicates solutions to fleet management.

Performs DOT Inspection Certifications.

Contributes to a positive team dynamic through respectful interactions, positive contributions, and active collaboration to achieve department and organizational goals.

Incorporates AAA's vision, mission and values in day-to-day.

High school diploma or GED

5+ years' experience performing automotive mechanical repairs and diagnostics with medium-duty diesel trucks, including hydraulics and electrical systems

Must be able to pass and maintain DOT physical requirements test

Previous experience designing and fabricating/welding custom builds

Previous experience with hydraulic and electric work on a fleet of heavy-duty vehicles

Commercial Drivers' License Class-A

Previous experience repairing forklifts

Previous maintenance experience on a fleet of both gas and diesel vehicles

Valid driver license

Technical or trade school certification preferred

ASE certification in multiple automobile and medium/heavy truck disciplines or obtain within 6 months

Skilled in diagnosing mechanical and other malfunctions and perform diesel vehicle repairs including hydraulic and electric systems. Ability to read and interpret documents such as safety rules, operating and maintenance instructions, and procedure manuals.

Competent in MS Office and navigating the internet.

Ability to address…

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