Diesel Technician (Diesel Mechanic) Mobile
Do Not UseUnion Gap, Washington, United States
Posted January 19, 2026
Full Time
About the Company
Dobbs Truck Group is an equal opportunity employer that values a broad diversity of talent, knowledge, experience, and expertise. We foster a culture of inclusion that drives employee engagement to deliver superior performance to the communities we serve.
Job Description
Dobbs Truck Group is seeking a Diesel Technician (Diesel Mechanic) Mobile to diagnose and repair all vehicles and equipment serviced by the Company’s facilities. The successful candidate will have a high degree of professional competence as it relates to quality of work, product knowledge, and customer service.
Requirements
- Diagnose and repair all vehicles and equipment serviced by the Company’s facilities
- Perform with the highest degree of professional competence as it relates to quality of work, product knowledge, and customer service
- Troubleshoot and repair general electrical failures, charging systems, and starting systems
- Troubleshoot air conditioning and heater system for proper operation
- Replace evaporator, condenser, expansion valves, orifice tube, compressor clutch
- Determine failure
- R&R all types (Med & HD trucks) of clutches
- Cross-shafts
- Resurface flywheels
- Replace yokes, u-joints, carrier bearing
- Thorough understanding of truck/trailer air & hydraulic brake system operation
- Advance troubleshooting abilities
- ABS system repairs
- Failure analysis on wheel bearings and races
- Hub Repairs (seals/bearings/races)
- R&R springs
- R&R draglink/tie rod and ends
- Set toe-in – use front alignment equipment
- Replace king pins
- Rear Suspensions
- Understand drive-train dynamics
- Able to measure and understand driveline angles
- Able to set air ride height
- Spring replacement
- Air Bag replacement
- Air Suspension plumbing and installation
- Air ride vales and controls
- Torque/Stabilizer arms and equalizer replacement
- Bushing replacement
- Replace P/S filter and service system
- Able to perform vehicle lubrication systems and D.O.T. safety inspections
- Perform DOT inspection
- Able to do a complete engine overhaul with troubleshooting, and repair on CAT, Cummins, & MX engines
- Able to do a complete transmission overhaul on Eaton, Meritor, Spicer including auto shift, and sure shift
- Able to do a complete differential overhaul with troubleshooting and repair
- Able to do advanced HVAC diagnostics and repairs
- Able to do advanced electronic troubleshooting and repairs
