Mobile Diesel Mechanic II

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Cox Fleet keeps your fleet moving!

Headquartered in Indianapolis, Cox Fleet has grown to become one of the largest fleet maintenance companies in the country.

Cox Fleet is the leading provider of on‑site mobile maintenance and repair services nationwide, offering mobile on‑site fleet service for light, medium, and heavy‑duty trucks and trailers. It also serves customers utilizing its 50+ nationwide service centers, each offering accident repair, painting, refurbishment, and heavy mechanical repair. We are supported by a 24/7 in‑house call‑center and provide scheduled maintenance services and unscheduled services to fleets anywhere, anytime.

• 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 electrical, brake, cooling systems, starters, alternators, fan clutches, engine electronics, diesel steering systems, engines (gas and diesel), transmissions (manual and automatic), clutches, and differentials.
• Diagnose, adjust, and repair various types of truck equipment including electrical, brake, cooling systems, starters, alternators, air conditioning systems, fan clutches, engine electronics, diesel steering systems, engines, transmissions, clutches, and differentials.
• Inspect, test, and listen for defective equipment to diagnose malfunctions, using test instruments such as handheld computers and pressure gauges.
• Road test vehicles to diagnose malfunctions and ensure proper operation.
• Identify problems, determine accuracy and relevance of information, and generate and evaluate alternatives using sound judgment.
• Independently manage parts inventory and equipment provided on company‑issued service truck, performing periodic reconciliation.
• Maintain and operate company‑issued service vehicle, conduct safety checks, and perform pre‑ and post‑trip inspections.
• Work with and listen effectively to clients and customers to assess their needs, provide information or assistance, resolve problems, or satisfy expectations.
• Manage concurrent assigned tasks, prioritizing work activities and time allocations.
• Use hand tools, precision instruments, diesel tools, welding equipment, lifts, and jacks.
• Document according to company standards and upload pictures of work performed, parts used, and all findings observed on Repair Orders (RO) using a company‑issued iOS device and the proprietary TRAIT application.
• Accurately complete DOT forms and all other forms of documentation in a timely manner.
• Work independently and manage own daily schedule.
• Maintain a high level of productivity and work within or close to most standard repair times.
• Obtain parts from approved local and national vendors as necessary for repairs.
• Communicate with management and support team via email or phone to obtain approvals on repair estimates, retrieve purchase order numbers, or discuss RO findings.
• Perform all work in compliance with organizational safety, health, environmental policies, and federal regulations including OSHA, EPA, and DOT.
• Maintain company‑issued service truck, conduct safety checks, and daily pre‑/post‑trip inspections.

• High School Diploma/GED and 3 years’ experience in a related field. Candidates may also have a degree/certification beyond a high school diploma in a related discipline, or 5 years’ experience in a related field.
• At least 3 years of experience with refrigerated equipment.
• Possess and supply a set of hand tools necessary to perform job duties.
• OEM training and certifications are preferred.
• Participate in and complete all company‑required training.
• Candidate must successfully complete a DOT‑regulated pre‑employment background screening and DOT physical prior to employment.
• A current and valid DOT medical card with more than four (4) months remaining until expiration may be submitted in lieu of a DOT physical. If the DOT medical card has four (4) months or less of validity remaining, a DOT physical will be…