Mobile Diesel Technician – On-Site Fleet Repair Pro

Kooner Fleet Management Solutions

Stockton (CA)

On-site

USD 44,000 - 52,000

Full time

14 days+
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Benefits offered by this job

Competitive pay
Weekly pay
Company truck
Fuel card
Cell phone allowance
401(k) match
Health benefits
Paid vacation
Paid sick time
Paid holidays
Life Insurance
Disability Insurance
EAP program
Referral bonus

Job summary

Kooner Fleet Management Solutions is hiring a Mobile Diesel Mechanic/Technician in Stockton, CA. You will perform preventative maintenance, diagnostics, and repairs on Class 6-8 trucks and trailers in a field setting, with a company-provided service truck and strong support from a skilled team.

We value independence, reliability and a safety-first mindset, plus competitive pay and full benefits beginning after 30 days.

Qualifications

  • At least 3 years of hands-on diesel tech experience on Class 6-8 trucks and trailers.
  • DOT inspection and air brake repair expertise to keep fleets safe.
  • Strong communication, customer-facing skills and reliability.

Responsibilities

  • Perform onsite preventative maintenance and DOT inspections on Class 6-8 trucks and trailers.
  • Handle emergency road service calls with confidence and urgency.
  • Respond to dispatch requests for scheduled and unscheduled service.
  • Diagnose and repair electrical, brake, cooling, and air systems.
  • Use diagnostic tools, handheld computers, and precision instruments to identify issues.
  • Take ownership of a company-issued service truck and perform inspections.
  • Road test vehicles to ensure repairs meet top-quality standards.

Skills

Diesel technician experience
DOT inspection
Customer communication
Mobile apps/digital tools
Outdoor work comfortable
Independent/self-motivated
Valid driver's license

Tools

Handheld computers
Precision instruments
Welding equipment

Job description

Kooner Fleet Management Solutions is hiring a Mobile Diesel Mechanic/Technician in Stockton, CA. You will perform preventative maintenance, diagnostics, and repairs on Class 6-8 trucks and trailers in a field setting, with a company-provided service truck and strong support from a skilled team.

We value independence, reliability and a safety-first mindset, plus competitive pay and full benefits beginning after 30 days.

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