Mobile Diesel Mechanic II

Mobile Diesel Technician II

Hourly base pay rate: $32.07 - $48.13 per hour. The rate may vary based on location and candidate qualifications. Position may also include commission, incentive programs, and a $2,000 new hire bonus (50% after 30 days, 50% after 180 days).

• Perform scheduled preventive maintenance (PM), DOT inspections, and follow‑up repairs on light, medium, and heavy‑duty vehicles in a mobile/field environment.
• Conduct minor adjustments and repairs on truck equipment, including electrical, brake, cooling systems; starters, alternators, fan clutches; engine electronics; diesel steering systems; gas and diesel engines; automatic and manual transmissions; clutches and differentials.
• Diagnose, adjust, and repair various truck systems as needed—covering electrical, braking, cooling, HVAC, fuel, hydraulic and electronic diagnostics.
• Inspect, test, and listen to defective equipment; use electronic test instruments and pressure gauges to determine malfunctions.
• Road‑test vehicles to verify proper operation after repairs.
• Identify problems and evaluate alternatives using sound judgment.
• Independently manage parts inventory and equipment; reconcile periodic inventories.
• Maintain and operate the company‑issued service vehicle; conduct pre‑ and post‑trip safety inspections.
• Document all work, upload pictures and parts used, and record findings on Repair Orders via the TRAIT iOS application.
• Complete DOT forms and other required documentation on time.
• Work independently, manage daily schedule, and stay within standard repair time expectations.
• Source parts from approved local and national vendors as needed.
• Communicate with management and support team to obtain approval on repair estimates and purchase orders.
• Ensure all work complies with OSHA, EPA, and DOT safety regulations.

• High School Diploma or GED plus at least 3 years of experience in a related field (or equivalent combination of education and experience).
• At least 3 years of experience with refrigerated equipment.
• Possess a complete set of hand tools required for the job.
• OEM training and certifications preferred; must complete all company‑required training.
• Must successfully complete DOT‑regulated pre‑employment background screening and DOT medical physical.
• Valid DOT medical card with >4 months remaining may serve as alternative to DOT physical.
• Must be 21 years or older (interstate operating authority regulations).
• Safe driver with a valid state‑of‑residence driver’s license, capable of maintaining a Driver Qualification File.
• Required certifications (or to be obtained within 18 months): ASE T8 (PMI), ASE 608/609, ASE T2 (Diesel Engines), ASE T3 (Drivetrain), ASE T4 (Brakes), ASE T5 (Suspension), ASE T6 (Electrical & Electronic Systems), ASE T7 (HVAC), ASE A8 (Engine Performance), ASE L1 (Advanced Engine Performance Specialist), ASE L2 (Electronic Diesel Engine Diagnosis Specialist).

Cox is an Equal Employment Opportunity employer – All qualified applicants/employees will receive consideration for employment without regard to age, race, color, religion or creed, national origin or ancestry, sex (including pregnancy), sexual orientation, gender identity, physical or mental disability, veteran status, genetic information, ethnicity, citizenship, or any other characteristic protected by law. Cox provides reasonable accommodations when requested by a qualified applicant or employee with a disability, unless such accommodations would cause an undue hardship.

EOE, including disability/vets.

• Health, dental, and vision insurance available from Day One.
• 401(k) matching after 90 days – 100% match up to 6% contribution plus an additional 2% discretionary contribution.
• Accrued paid time off based on tenure – up to 200 hours (5‑week) of PTO + 7 paid holidays per year.
• Additional paid leave: bereavement, vote, jury duty, volunteer, military, parental.
• Tuition assistance/reimbursement; adoption, surrogacy assistance; pet insurance.
• Employee discounts on vehicles, cellphones, ride sharing, insurance, wellness incentives.