Mobile Diesel Mechanic II Mon - Fri Variable

Cox Automotive•Pearland, TX

About The Position

Cox Fleet by Cox Automotive is hiring a Mobile Diesel Technician Level II to provide on-site maintenance and repair for light-, medium-, and heavy-duty vehicles. The role performs DOT inspections, preventive maintenance, follow-up repairs, and diagnostics. The technician can perform more advanced diagnostics and repairs under the supervision of a Senior Mobile Diesel Technician or higher, while continuing to develop advanced mechanical skills and diagnostic techniques. The position requires compliance with company policies and safety standards, along with strong performance against productivity metrics. The technician works in a mobile/field environment, independently manages a daily schedule, service-truck inventory and equipment, and documents work using a company-issued iOS device and the TRAIT application. The role also includes communicating with customers, management, and support teams; obtaining parts and repair approvals; and maintaining the company-issued service vehicle.

Requirements

  • High school diploma or GED and 3 years of experience in a related field; alternatively, a degree or certification beyond a high school diploma/GED in a related discipline, or 5 years of experience in a related field.
  • Possess and supply the hand tools necessary to perform the required job duties.
  • Obtain ASE T8 (PMI) certification within 18 months.
  • Successfully complete and pass a DOT-regulated pre-employment background screening and DOT physical before employment. A current, valid DOT medical card with more than four months remaining before expiration may be submitted in lieu of a DOT physical.
  • Be at least 21 years old due to interstate operating-authority commerce regulations.
  • Have a valid driver’s license from the state of residence, be a safe driver, and be able to obtain and maintain a Driver Qualification File.
  • Ability to lift, bend, climb, stand, and walk for long periods and perform moderately heavy labor.
  • Ability to exert oneself physically for extended periods without tiring, including performing repetitive tasks.
  • Communicate information succinctly and in an organized manner, and engage in effective two-way communication with individuals and groups.
  • Ability to determine the appropriate tools and equipment needed.
  • Ability to judge relative distances and object locations accurately.
  • Use logic and reasoning to evaluate the strengths and weaknesses of alternative solutions, conclusions, or approaches to problems.
  • Understand how new information affects current and future problem-solving and decision-making.

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, 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 systems and equipment, including electrical, brake, cooling, starting, engine, steering, transmission, clutch, and differential systems.
  • Diagnose, adjust, and repair truck equipment, including air-conditioning systems and other mechanical, hydraulic, electrical, and electronic systems.
  • 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 confirm they are operating properly.
  • Identify problems, assess information, and use sound judgment to evaluate alternatives.
  • Manage parts inventory and equipment provided on the company-issued service truck, including periodic reconciliation.
  • Maintain and operate the company-issued service vehicle and perform safety checks and daily pre- and post-trip inspections.
  • Communicate with clients and customers to assess their needs, provide information or assistance, resolve problems, and meet expectations.
  • Manage concurrent tasks and prioritize work activities and time effectively.
  • Use hand tools, precision instruments, diesel tools, welding equipment, lifts, and jacks.
  • Document work to company standards, including uploading photographs of work, parts, and findings to Repair Orders using the company-issued iOS device and TRAIT application.
  • Complete DOT forms and other documentation accurately and promptly.
  • Work independently, manage a daily schedule, maintain productivity, and work within or close to Standard Repair Times.
  • Obtain parts from approved local and national vendors as needed.
  • Communicate with management and support teams by email or phone to obtain repair-estimate approvals, purchase order numbers, and discuss Repair Order findings.
  • Perform work in compliance with company safety, health, and environmental policies and applicable OSHA, EPA, and DOT regulations.

Benefits

  • Weekly pay.
  • Safe-driving and tech-efficiency bonuses.
  • Reimbursement for safety boots and safety glasses.
  • Extreme-weather gear for cold and hot conditions.
  • Uniforms provided, with laundry service where available.
  • Company service truck available to take home daily.
  • Company-provided tablet and cellphone.
  • Technical training and a dedicated career path.
  • Health, dental, and vision insurance beginning on the first day of employment.
  • 401(k) matching after 90 days: 100% match on contributions up to 6%, 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.
  • Employee resource and diversity groups, and company-paid volunteer hours.
  • Employee discounts on vehicle purchases, cellphone plans, ridesharing, home or rental insurance, and other offerings.
  • Wellness and fitness incentives.
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service