Senior Mobile Diesel Technician – On‑Site Truck Repair

Rush Enterprises, Inc; Saint Peters (MO); On-site; USD 34,000 - 55,000; Full time

Benefits offered by this job

Healthcare benefits

401(k) with company match

Employee stock purchase plan

Performance-based incentives

Ongoing training and development

Job summary

Rush Enterprises, Inc. seeks experienced Mobile Diesel Technicians to support customers on-site. Tenured and certified technicians will maintain fleets, handle service calls at client locations, and provide expedited expertise for diesel trucks and equipment.

Responsibilities include preventive maintenance, diagnostics, parts inventory, and clear documentation. A competitive benefits package is offered, with opportunities for professional growth and ongoing training.

Qualifications

• High school diploma or GED required.
• 5 years' experience as a Class 7 & 8 technician in a dealership or related truck service facility.
• Current CDL preferred but not required.
• Medical card as required by the FMVS.
• Mechanical aptitude and technical ability are essential.
• Peterbilt, International, Ford, Hino, Isuzu, Cummins, and ASE certifications are preferred and rewarded.

Responsibilities

• Maintain all aspects of equipment according to company standards.
• Handle basic maintenance of trucks including fueling, oil checks, cleanliness, and required inspections.
• Manage inventory control on the service truck and for keeping the vehicle stocked.
• Report to the Service Manager and be assigned duties daily.
• Maintain availability for after-hours service calls and flexible work schedule.
• Read job orders and diagnose using diagnostic equipment and available information.
• Perform diagnostic and repair procedures, including engine and component work.
• Document and submit paperwork accurately into the mobile service program.

Skills

Mechanical aptitude

CDL preferred

Education

High school diploma or GED

ASE certifications preferred

Job description

Rush Enterprises, Inc. seeks experienced Mobile Diesel Technicians to support customers on-site. Tenured and certified technicians will maintain fleets, handle service calls at client locations, and provide expedited expertise for diesel trucks and equipment.

Responsibilities include preventive maintenance, diagnostics, parts inventory, and clear documentation. A competitive benefits package is offered, with opportunities for professional growth and ongoing training.