Sr Mobile Diesel & Trailer Mechanic Wed - Sun

Fleet Services – A Cox Automotive Company keeps your fleet moving!

Headquartered in Indianapolis, Fleet Services by Cox Automotive has grown to become one of the largest fleet maintenance companies in the country. The company 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. Each of the 50+ nationwide service centers handles accident repair, painting, refurbishment, and heavy mechanical repair.

A 24/7 in‑house call center supports scheduled and unscheduled services to fleets anywhere, anytime.

*** If you have any questions or to connect with a recruiter while your application is being reviewed, please Text DFS3 to 317‑597‑8130 ***

The Sr. Mobile Diesel Technician will perform licensed DOT inspections, preventative maintenance inspections, light and advanced repairs, advanced mechanical/hydraulic/electrical and electronic diagnostics, and other duties as assigned. Heavily relied upon for advanced diagnostics and triage of complicated repairs by Mobile Diesel Technician I/II, this role is considered the Lead on job sites by customers and technicians, acting as a consultant on the customer’s behalf.

A successful Sr. Mobile Diesel Technician complies with all company policies and achieves high‑level performance metrics.

• 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 adjustments and repairs on 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 truck equipment, using test instruments such as handheld computers and pressure gauges.
• Road test vehicles to diagnose malfunctions and verify proper operation.
• Identify problems, determine relevance and accuracy of information, and generate and evaluate alternatives using sound judgment.
• Independently manage parts inventory and equipment on the company‑issued service truck, performing periodic reconciliation.
• Maintain and operate the company‑issued service vehicle, conduct safety checks, and perform pre‑/post‑trip inspections.
• Work with and listen to clients and customers to assess needs and provide assistance or resolve problems.
• Manage concurrent tasks, prioritizing work and allocating time effectively.
• Use hand tools, precision instruments, diesel tools, welding equipment, lifts, and jacks.
• Document work according to company standards, uploading pictures of work performed, parts used, and findings on Repair Orders ("RO") via the proprietary TRAIT application.
• Accurately complete DOT forms and other documentation in a timely manner.
• Work independently and manage own daily schedule.
• Maintain high 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 via email or phone for repair estimate approvals, purchase order numbers, or RO findings.
• Perform all work in compliance with safety, health, and environmental policies, and federal regulations, including OSHA, EPA, and DOT.
• Maintain the company‑issued service truck and conduct daily pre/post‑trip inspections.

• High School Diploma/GED and 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 and supply a set of hand tools necessary for the job.
• OEM training and certifications are preferred.
• ASE L2 preferred but not required.
• Participate in and complete all company‑required training.
• The position follows DOT FMCSA regulations; candidates must pass a DOT‑regulated pre‑employment background screening and DOT physical.
• Maintain a current DOT medical card with more than 4 months of…