About The Position

Cox Fleet is hiring a Mobile Diesel & Trailer Technician to provide on-site maintenance and repair services for light-, medium-, and heavy-duty trucks and trailers. The role performs DOT and preventive maintenance inspections, follow-up repairs, diagnostics, and mechanical, hydraulic, electrical, and electronic work. More advanced diagnostics and repairs may be performed under the supervision of a Senior Mobile Diesel Technician or higher, while the technician continues developing advanced mechanical and diagnostic skills. The position requires compliance with company policies and safety, health, environmental, and federal requirements, and achievement of performance metrics. This is a mobile field role with a company-issued service truck. The technician manages an independent daily schedule, parts inventory, repair documentation, customer communication, and coordination with management and support teams. The schedule is Sunday through Wednesday, 1 p.m. to 11:30 p.m.

Requirements

  • High school diploma or GED and 3 years of experience in a related field; alternatively, a different combination such as a related degree or certification beyond high school/GED, or 5 years of related experience.
  • Possess and provide the hand tools necessary to perform required duties.
  • Obtain ASE T8 (Preventive Maintenance Inspection) certification within 18 months.
  • Successfully complete and pass a DOT-regulated pre-employment background screening and DOT physical before employment; a current DOT medical card with more than four months remaining may be submitted instead of a DOT physical.
  • Be at least 21 years old due to interstate operating-authority commerce regulations.
  • Hold a valid driver’s license from the state of residence, pass a 3-year motor vehicle record review, and be able to obtain and maintain a Driver Qualification File.
  • Understand how new information affects current and future problem-solving and decision-making.
  • Be able to lift, bend, climb, stand, and walk for extended periods and perform moderately heavy labor.
  • Be able to exert oneself physically for extended periods, including performing repetitive tasks.
  • Communicate information succinctly and in an organized manner and engage in effective two-way communication.
  • Determine the types of tools and equipment needed.
  • Accurately judge distance and the relative position of objects.
  • Use logic and reasoning to evaluate alternative solutions, conclusions, and approaches to problems.

Nice To Haves

  • ASE T3 (Drivetrain) certification.
  • ASE T4 (Brakes) certification.
  • ASE T5 (Suspension) certification.
  • ASE T6 (Electrical and Electronic Systems) certification.
  • ASE T7 (HVAC) certification.
  • ASE 608/609 certification.

Responsibilities

  • Perform scheduled preventive maintenance inspections, DOT inspections, and follow-up repairs on light-, medium-, and heavy-duty vehicles in a mobile/field environment.
  • Perform minor adjustments and repairs on truck equipment, including electrical, brake, and cooling systems; starters and alternators; fan clutches; engine electronics; steering systems; gas and diesel engines; transmissions; clutches; and differentials.
  • Perform minor adjustments and repairs on trailer equipment and systems, including trailer brakes, air lines, auxiliary pumps and engines, liftgates, and brake chambers.
  • Diagnose, adjust, and repair truck equipment and systems, including electrical, brake, cooling, air-conditioning, engine, steering, transmission, clutch, and differential systems.
  • Diagnose, adjust, and repair trailer equipment and systems, including brakes, air lines, pumps and engines, liftgates, brake chambers, welding, fabrication, and replacement of panels, body, and framework.
  • Inspect, test, and listen to defective equipment to diagnose malfunctions using instruments such as handheld computers and pressure gauges.
  • Road-test vehicles to diagnose malfunctions and verify proper operation.
  • Identify problems, assess information, and use sound judgment to evaluate alternatives.
  • Manage parts inventory and equipment on the company-issued service truck and periodically reconcile inventory.
  • Maintain and operate the company-issued service vehicle and perform safety checks and pre- and post-trip inspections.
  • Communicate with customers to assess needs, provide information or assistance, resolve problems, and meet expectations.
  • Manage concurrent tasks and prioritize work and time effectively.
  • Use hand tools, precision instruments, diesel tools, welding equipment, lifts, and jacks.
  • Document work, parts used, and findings on repair orders, and upload photographs using a company-issued iOS device and the TRAIT application.
  • Complete DOT forms and other required documentation accurately and promptly.
  • Work independently and manage the daily schedule.
  • Maintain productivity and work within or close to Standard Repair Times.
  • Obtain repair parts from approved local and national vendors as needed.
  • Communicate with management and support teams by email or phone to obtain estimate approvals, purchase order numbers, and discuss repair-order findings.
  • Perform work in compliance with organizational safety, health, and environmental policies and applicable OSHA, EPA, and DOT requirements.
  • Maintain the company-issued service truck and conduct daily safety checks and pre- and post-trip inspections.

Benefits

  • Health, dental, and vision insurance starting on the first day of employment.
  • 401(k) matching after 90 days: 100% match up to a 6% contribution, plus an additional 2% discretionary company contribution.
  • Accrue up to 200 hours (five weeks) of paid time off based on tenure.
  • Tuition assistance or reimbursement.
  • Adoption and surrogacy assistance.
  • Pet insurance.
  • Company-paid volunteer hours and employee resource and diversity groups.
  • Employee discounts on vehicle purchases, cellphone plans, ridesharing, home and rental insurance, and other offerings.
  • Safe-driving and technician-efficiency bonuses.
  • Safety boots and safety glasses reimbursement.
  • Extreme-weather gear for cold and hot conditions.
  • Uniforms provided, with laundry service where available.
  • Company service truck may be taken home daily.
  • Company-provided laptop and cellphone.
  • Technical training and a dedicated career path, with opportunities for internal promotion.
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