Sr. Mobile Diesel Mechanic

Position Overview

The company is hiring a Sr. Mobile Diesel Technician to perform inspected and maintain light, medium, and heavy‑duty vehicles in a mobile/field environment. The technician will be responsible for licensed DOT inspections, preventative maintenance, advanced and light repairs, diagnostics, and administrative duties.

Tuesday – Saturday shifts.

• Perform scheduled preventative maintenance (“PM”), DOT inspections, and follow‑up repairs on light, medium and heavy‑duty vehicles.
• 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, clutches, differentials, etc.
• Diagnose, adjust, and repair truck equipment such as electrical/brake/cooling systems, starters/alternators, air‑conditioning systems, fan clutches, engine electronics, diesel steering systems, engines, transmissions, clutches, differentials, etc.
• Inspect, test, and listen to 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 of information, and generate and evaluate alternatives.
• Independently manage parts inventory and perform periodic reconciliation.
• Maintain and operate company‑issued service vehicle, conduct safety checks, and perform pre‑ and post‑trip inspections.
• Work with and listen to clients and customers to assess needs, provide information, resolve problems, and satisfy expectations.
• Manage concurrent tasks, prioritizing work activities and time allocations.
• Use hand tools, precision instruments, diesel tools, welding equipment, lifts, and jacks.
• Document procedures and upload pictures of work performed, parts used, and findings on Repair Orders using the company‑issued iOS device and proprietary TRAIT application.
• Accurately complete DOT forms and other documentation in a timely fashion.
• Work independently, managing own daily schedule.
• Maintain high productivity and meet standard repair times.
• Obtain parts from approved vendors as necessary.
• Communicate with management to obtain approvals on repair estimates, purchase order numbers, and RO findings.
• Perform all work in compliance with safety, health, environmental policies, and federal regulations (OSHA, EPA, DOT).
• Maintain service truck with daily safety checks and pre‑/post‑trip inspections.

• High School Diploma/GED with five years of experience in a related field (alternatively a degree beyond HS and three or seven years of experience).
• Possess necessary hand tools.
• Obtain Automotive Service Excellence (ASE) certification T8 (PMI) within 18 months.
• Obtain 608/609 certification within 18 months.
• Pass DOT‑regulated pre‑employment background screening and DOT physical prior to employment.
• Have a current DOT medical card with more than four months of validity or provide a DOT physical if less than four months.
• Be at least 21 years old.
• Hold a valid driver’s license and maintain a Driver Qualification File.

• ASE T8 (PMI)
• ASE 608/609

• ASE T2 (Diesel Engines)
• ASE T3 (Drivetrain)
• ASE T4 (Brakes)
• ASE T5 (Suspension)
• ASE T6 (Electrical and Electronic Systems)
• ASE T7 (HVAC)
• ASE A8 (Engine Performance)
• ASE L1 (Advanced Engine Performance Specialist)
• ASE L2 (Electronic Diesel Engine Diagnosis Specialist)

• Understand the implications of new information for problem‑solving and decision‑making.
• Lift, bend, climb, stand, and walk for long periods; perform moderately heavy labor.
• Perform repetitive tasks without tiring.
• Communicate information succinctly and engage in two‑way communication.
• Determine appropriate tools and equipment.
• Judge distance between objects accurately.
• Use logic and reasoning to identify strengths and weaknesses of alternative solutions.

• Safe driving & Tech efficiency bonuses
• Safety boots & safety glasses reimbursement
• Extreme weather gear (Cold & Hot)
• Uniforms provided with laundry service where available
• Take service truck home daily…