Mobile Diesel & Trailer Mechanic II Wed Thru Sat

If you have any questions or want to connect with a recruiter while your application is being reviewed, please text DFS2 to 317‑597‑8130.

Disabled/Veterans encouraged to apply.

Wednesday through Sunday, 1 pm to 11 pm.

Cox Fleet, headquartered in Indianapolis, is one of the largest fleet maintenance companies in the country. We provide on‑site mobile maintenance and repair services nationwide for light, medium, and heavy‑duty trucks and trailers. With 20+ service centers and a 24/7 call center, we deliver scheduled and unscheduled maintenance wherever fleets are located.

Mobile Diesel & Trailer Technician responsible for DOT inspections, preventive maintenance, light and follow‑up repairs, diagnostics, and related duties. Works under the supervision of a Senior Mobile Diesel Technician or higher, continuously learning advanced skills and achieving high performance metrics.

• Perform scheduled preventive maintenance, DOT inspections, and follow‑up repairs on light, medium, and heavy‑duty vehicles in a mobile/field environment.
• Make minor adjustments and repairs on truck equipment such as electrical, brake, cooling systems, starters, alternators, fans, engine electronics, steering systems, transmissions, clutches, and differentials.
• Repair trailer equipment including aluminum and chem‑lite construction, brakes, air lines, auxiliary pumps, engines, liftgates, brake chambers, welding, fabrication, and replacement of panels or frames.
• Diagnose, adjust, and repair truck and trailer equipment using test instruments (handheld computers, pressure gauges, etc.) and road testing.
• Inspect, test, and listen to defective equipment to identify malfunctions and generate solutions.
• Manage parts inventory, conduct periodic reconciliation, and maintain company‑issued service vehicles with safety checks and pre/post‑trip inspections.
• Communicate effectively with clients and customers, provide information, resolve problems, and satisfy expectations.
• Prioritize concurrent tasks, allocate time, and work independently while maintaining a high level of productivity.
• Use hand tools, precision instruments, diesel tools, welding equipment, lifts, and jacks to perform repairs.
• Document work on Repair Orders using company iOS device and the TRAIT application.
• Complete DOT forms and other required documentation timely.
• Obtain parts from approved vendors as needed.
• Communicate with management and support teams via email or phone for approvals, purchase orders, and repair notes.
• Work in compliance with safety, health, environmental policies, OSHA, EPA, and DOT regulations.

• High School Diploma or GED with at least 3 years of related experience (or equivalent combination of education and experience).
• Possess a set of hand tools necessary to perform required duties.
• Obtain Automotive Service Excellence (ASE) certification T8 (PMI) within 18 months.
• Pass DOT‑regulated background screening and DOT physical (or submit a valid DOT medical card with >4 months validity).
• Be at least 21 years old.
• Hold a valid state driver’s license and maintain a Driver Qualification File; 3‑year MVR review required.

• ASE T3 (Drivetrain)
• ASE T4 (Brakes)
• ASE T5 (Suspension)
• ASE T6 (Electrical & Electronic Systems)
• ASE T7 (HVAC)
• ASE 608/609 (Construction)

• Understand implications of new information for problem‑solving and decision‑making.
• Ability to lift, bend, climb, stand, and walk for long periods; perform moderately heavy labor.
• Physical endurance for repetitive tasks over long periods.
• Communicate information succinctly and organize ideas; engage in effective two‑way communication.
• Determine appropriate tools and equipment.
• Accurately judge visual distances and spatial relationships.
• Apply logic and reasoning to evaluate alternative solutions.

• Safe driving & tech efficiency bonuses.
• Reimbursement for safety boots & glasses.
• Extreme weather gear (cold & hot).
• Uniforms with laundry service where available.
• Take the service truck home daily (no gas costs).
  Laptop & company cellphone provided.
• Technical training to advance your career.
• Dedicated…