Mobile Diesel Mechanic II $5,000 New Hire Bonus

Cox Enterprises•Concord, CA
•$35 - $53•Onsite

About The Position

Cox Fleet is hiring a Mobile Diesel Technician Level II to provide on-site maintenance and repair for light-, medium-, and heavy-duty vehicles in a mobile/field environment. The technician performs licensed DOT inspections, preventive maintenance inspections, follow-up and light repairs, and mechanical, hydraulic, electrical, and electronic diagnostics. More advanced diagnostics and repairs are performed under the supervision of a Senior Mobile Diesel Technician or higher, while the technician continues to develop advanced mechanical and diagnostic skills. The role involves managing an assigned service truck, parts inventory, customer needs, work schedule, and repair documentation with a high degree of independence. Technicians must meet productivity and safety standards and comply with company policies and applicable OSHA, EPA, and DOT requirements. The position offers a $5,000 new-hire bonus, paid in two installments: 50% after 30 days and 50% after 180 days. It requires travel 100% of the time and has a variable shift. The stated hourly base pay range is $35.29–$52.88, with possible additional compensation through commission and/or an incentive program.

Requirements

  • High school diploma or GED and 3 years of experience in a related field; alternatively, a degree or certification beyond high school/GED in a related discipline, or 5 years of experience in a related field.
  • Possess and supply a set of hand tools needed to perform the 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 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, be a safe driver, and be able to obtain and maintain a Driver Qualification File.
  • 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 without tiring, including performing repetitive tasks.
  • Communicate information succinctly and in an organized manner and engage in effective two-way communication.
  • Determine the tools and equipment needed for a task.
  • Judge relative distances between objects and the observer.
  • Use logic and reasoning to identify 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 equipment and systems, including electrical, brake, cooling, starting, engine, steering, transmission, clutch, and differential systems.
  • Diagnose, adjust, and repair truck equipment and systems, including air conditioning, engine electronics, and mechanical, electrical, and brake 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 proper operation.
  • Identify problems, assess information, and use sound judgment to evaluate alternatives.
  • Independently manage parts inventory and equipment on the company-issued service truck and perform periodic reconciliation.
  • Maintain and operate the company-issued service vehicle and conduct safety checks and daily pre- and post-trip inspections.
  • Work with clients and customers to assess needs, provide information or assistance, resolve problems, and meet expectations.
  • Manage concurrent assignments and prioritize work activities and time effectively.
  • Use hand tools, precision instruments, diesel tools, welding equipment, lifts, and jacks.
  • Document work to company standards and upload photos of work performed, parts used, and findings to Repair Orders using a company-issued iOS device and the TRAIT application.
  • Complete DOT forms and other documentation accurately and promptly.
  • Work independently and manage a daily schedule while maintaining productivity 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 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

  • $5,000 new-hire bonus, with 50% paid after 30 days and 50% after 180 days.
  • Weekly pay, with payment every Friday.
  • Safe-driving and technical-efficiency bonuses.
  • Safety boots and safety glasses reimbursement.
  • Cold- and hot-weather gear.
  • Uniforms provided, with laundry service where available.
  • Company service truck may be taken 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 up to 6% contribution, plus an additional 2% discretionary company contribution.
  • Paid time off accruing based on tenure, up to 200 hours (five weeks); benefits section also specifies a minimum of 6.67 hours monthly and seven paid holidays annually.
  • 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 and rental insurance, wellness and fitness incentives, and other offerings.
  • Additional leave may include bereavement, voting, jury duty, volunteer, military, and parental leave.
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service