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Sr. Mobile Diesel Mechanic Mon - Fri

Job in Medford, Jackson County, Oregon, 97504, USA
Listing for: Fleet Services by Cox Automotive
Full Time position
Listed on 2026-10-23
Job specializations:
  • Trades / Skilled Labor
    Heavy Equipment Mechanic, Diesel Mechanic
Salary/Wage Range or Industry Benchmark: 25 - 40 USD Hourly USD 25.00 40.00 HOUR
Job Description & How to Apply Below

Shift: Monday through Friday

Hours:
Variable

As a Cox Automotive business, Cox Fleet delivers integrated uptime solutions designed to reduce downtime, improve fleet performance, and keep drivers safely on the road. Our nationwide operation combines more than 1,500 skilled technicians, 30+ company-operated service centers, and a network of over 65,000 service providers, all supported by 24/7/365 operational coordination. Together, we provide maintenance, repair, and fleet support services for equipment ranging from Class 8 trucks and 53-foot trailers to light-duty vehicles.

As a Sr Mobile Diesel Technician, you'll take your skills on the road to perform licensed DOT inspections, preventative maintenance, diagnostics and repairs.

This is more than just a technician role with great pay and benefits – it's a chance to work independently and strengthen your skills with a company that invests in your success. You also get to take home the assigned service vehicle!

Work Schedule:

[Insert Schedule]

What You'll Do
  • You'll work independently in the field, providing mobile service and maintenance support for light, medium, and heavy-duty vehicles. You will:
  • Perform scheduled preventative maintenance (“PM”), DOT Inspections and follow up repairs on light, medium and heavy-duty vehicles in a mobile/field environment.
  • Perform minor adjustment and repairs on various types of truck equipment including, but not limited to the following:
    Electrical/Brake/Cooling Systems, Starters/Alternators, Fan clutches, Engine electronics, Diesel steering systems, Engines (gas and diesel), Transmissions (manual and automatic), Clutches, Differentials, etc.
  • Diagnose, adjust, and repair various types of truck equipment including, but not limited to the following:
    Electrical/Brake/Cooling Systems, Starters/Alternators, Air conditioning systems, Fan clutches, Engine electronics, Diesel steering systems, Engines (gas and diesel), Transmissions (manual and automatic), Clutches, Differentials, etc.
  • Inspect, test, and listen to defective equipment to diagnose malfunctions, using test instruments such as handheld computers and pressure gauges.
  • Road test vehicles to diagnose malfunctions and to ensure that they are working properly.
  • Identify problems, determine accuracy and relevance of information, using sound judgment to generate and evaluate alternatives.
  • Independently manage parts inventory and equipment provided on company-issued service truck and perform periodic reconciliation.
  • Maintain and operate company-issued service vehicle, conduct safety checks, and pre-/post-trip inspections of vehicle.
  • Work with and listen effectively to clients and customers to assess their needs, provide information or assistance, resolve their problems, or satisfy their expectations.
  • Manage concurrent assigned tasks, making effective judgments as to prioritizing work related activities and time allocations.
  • Use hand tools, precision instruments, as well as Diesel tools, welding equipment, lift and jacks.
  • Document according to company standards and upload pictures of work performed, parts used, and all findings observed on Repair Orders (“RO”) using company-issued iOS device and our proprietary TRAIT application.
  • Accurately complete DOT forms and all other forms of documentation in timely fashion.
  • Work with a high degree of independence and manage your own daily schedule.
  • Maintain a high level of productivity and be able to work within or close to most Standard Repair Times.
  • Obtain parts from approved local and national vendors as necessary for the repairs to be performed.
  • Communicate with management and support team via email or phone to obtain approvals on repair estimates, retrieve purchase order numbers and/or discuss RO findings notes.
  • Perform all work in…
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