Mobile Diesel Mechanic II

Job Description

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Fleet Services – A Cox Automotive Company keeps your fleet moving!Fleet Services by Cox Automotive is one of the largest fleet maintenance companies in the country, offering mobile on‑site service for light, medium, and heavy‑duty trucks and trailers. It also maintains 50+ nationwide service centers for accident repair, painting, refurbishment, and heavy mechanical repair. Supported by a 24/7 in‑house call‑center, Fleet Services delivers scheduled and unscheduled maintenance to fleets nationwide.

Mobile Diesel Technician Level IIAs a Mobile Diesel Technician Level II, you will perform DOT inspections, preventative maintenance, light and follow‑up repairs, and diagnostic work on a range of vehicles. You’ll learn advanced diagnostics and repair skills under the guidance of a senior technician. A successful Technician complies with all company policies and achieves high performance metrics.

DUTIES

• Perform scheduled preventative maintenance (“PM”), DOT inspections, and follow‑up repairs on light, medium, and heavy‑duty vehicles in a mobile/field environment.
• Minor adjustments and repairs on truck equipment (electrical, brake, cooling, starters/alternators, fan clutches, engine electronics, steering systems, engines, transmissions, clutches, differentials).
• Diagnose, adjust, and repair truck equipment using portable tools and test instruments.
• Inspect, test, and listen for malfunctions; use handheld computers and pressure gauges.
• Road‑test vehicles to confirm functionality.
• Identify problems, evaluate alternatives, and preserve sound judgment.
• Manage parts inventory and perform periodic reconciliation.
• Maintain and operate the company‑issued service vehicle and conduct safety checks.
• Work with customers to assess needs, provide assistance, and resolve concerns.
• Prioritize concurrent tasks and allocate time effectively.
• Use hand tools, precision instruments, welding equipment, and lifts.
• Document work in the Repair Orders (“RO”) via the iOS TRAIT application.
• Complete DOT forms and other documentation promptly.
• Operate independently and manage a daily schedule.
• Maintain high productivity and meet standard repair times.
• Obtain parts from approved vendors as needed.
• Communicate with management and support staff for approvals and PO retrieval.
• Perform work safely, complying with OSHA, EPA, and DOT regulations.

REQUIREMENTS

• High School Diploma/GED and 3 years’ experience in a related field (or an alternative combination of education and experience).
• Possess a set of hand tools necessary for the role.
• HM 183 Cargo Tank Training/Experience preferred.
• Obtain Automotive Service Excellence (ASE) certification T8 (PMI) within 18 months.
• Pass a DOT‑regulated pre‑employment background screen and DOT physical (or submit a valid DOT medical card with >4 months to expiration).
• Must be at least 21 years old and hold a valid driver’s license.
• Safe driving record and in possession of a valid driver’s license.

REQUIRED CERTIFICATIONS OR OBTAINED WITHIN 18 MONTHS

• ASE T8 (PMI) certification

PREFERRED CERTIFICATIONS

• ASE T3 (Drivetrain) certification
• ASE T4 (Brakes) certification
• ASE T5 (Suspension) certification
• ASE T6 (Electrical and Electronic Systems)
• ASE T7 (HVAC) certification
• ASE 608/609 certification*

SKILLS & ABILITIES

• Appreciate new information for problem‑solving and decision‑making.
• Lift, bend, climb, stand, and walk for long periods; handle moderately heavy labor.
• Perform repetitive tasks without fatigue.
• Communicate clearly and engage in effective two‑way communication.
• Select suitable tools and equipment.
• Judging spatial relationships accurately.
• Apply logic and reasoning to assess solutions.

Why Fleet Services By Cox Automotive?

• Safe driving & tech efficiency bonuses
• Reimbursement for safety boots & safety glasses
• Cold & hot extreme weather gear
• Uniforms provided with laundry service where available
• Take the service truck home daily
• Tablet & company cellphone provided
• Technical training to advance your career
• Dedicated career path – ‘Over 50% of our front‑line managers are…