Sr Mobile Diesel Mechanic

Job Overview

Position:
Sr Mobile Diesel Technician (DOT Management Level) at Cox Automotive / Cox Fleet. This role involves performing licensed DOT inspections, preventive maintenance, repairs, and advanced diagnostics for light, medium, and heavy‑duty trucks and trailers in a mobile/field environment.

Compensation:
Hourly base rate $32.26 – $48.41, with potential commission and incentive program. Travel: 100% of the time. Shift: Variable. Remote option available for candidates living in specified city, state, or region.

• Perform scheduled preventative 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: electrical, brake, cooling, starters, alternators, fan clutches, engine electronics, diesel steering, engines, transmissions, clutches, differentials, etc.
• Diagnose, adjust and repair equipment using test instruments (handheld computers, pressure gauges) and road test vehicles.
• Manage parts inventory, equipment, and periodic reconciliation.
• Maintain and operate company‑issued service vehicle, conduct safety checks, and pre/post‑trip inspections.
• Communicate with clients to assess needs, provide information, resolve problems, and satisfy expectations.
• Prioritize and manage concurrent tasks, making effective judgments on work‑related activities and time allocation.
• Use hand tools, precision instruments, diesel tools, welding equipment, lifts and jacks.
• Document work on Repair Orders using company‑issued iOS device and the TRAIT application; upload pictures and notes.
• Accurately complete DOT forms and all other required documentation in a timely fashion.
• Perform all work in compliance with safety, health, environmental policies and federal regulations (OSHA, EPA, DOT).
• Work independently and manage own daily schedule while maintaining high productivity.

• High School Diploma/GED and minimum 5 years’ experience in a related field (alternative combinations: a relevant degree/certification plus 3 years’ experience or 7 years’ experience).
• Must possess a set of hand tools necessary to perform required job duties.
• Obtain Automotive Service Excellence (ASE) T8 (PMI) certification within 18 months.
• Obtain 608/609 certification within 18 months.
• Must successfully complete a DOT-regulated pre‑employment background screening and DOT physical (or present a valid DOT medical card with more than four months validity).
• Candidate must be at least 21 years old, hold a valid state driver’s license, and be able to obtain/maintain a Driver Qualification File.
• Current and valid DOT medical card with more than four months remaining, or a DOT physical if less than four months.

• 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)

• Strong problem‑solving, analytical, and decision‑making skills.
• Physical ability to lift, bend, climb, stand, and walk for long periods; perform moderately heavy labor and repetitive tasks.
• Excellent communication, both written and verbal; ability to engage in effective two‑way communication with individuals and groups.
• Judgment ability to determine appropriate tools and equipment.
• Accurate judgment of distance, logic, and reasoning to evaluate alternatives.

• Paid weekly, safe‑driving & tech efficiency bonuses.
• Safety equipment reimbursement (boots, glasses, extreme weather gear).
• Uniforms provided with laundry service where available.
• Take service truck home daily.
• Company laptop & cellphone provided.
• Technical training and dedicated career path.
• Health, dental and vision insurance starting DAY ONE.
• 401(k) matching after 90 days (100% match up to 6%, plus a 2% discretionary contribution).
• Paid Time Off:
  Up to 200 hours (5 weeks) based on tenure; additional PTO for bereavement, voting, jury duty, volunteer, military, parental leave.
• Tuition assistance/reimbursement; adoption/surrogacy assistance; pet insurance.
• Employee discounts…