Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Diesel Mechanic

Fleet Services by Cox Automotive

Sr. Mobile Diesel Technician

Cox Fleet keeps your fleet moving! Headquartered in Indianapolis, Cox Fleet has grown to become one of the largest fleet maintenance companies in the country. Cox Fleet 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. Cox Fleet also services customers utilizing its 50+ nationwide service centers; each offering accident repair, painting, refurbishment, and heavy mechanical repair. We are supported by a 24/7 in-house call-center and provide scheduled maintenance services and unscheduled services to fleets anywhere, anytime.

Cox Fleet is currently hiring a Sr. Mobile Diesel Technician. The Sr. Mobile Diesel Technician will be responsible for performing 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. Considered the Lead on jobsites by customers and Technicians. A successful Sr Mobile Diesel Technician complies with all company policies and achieves high level 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.
  • Perform minor adjustment and repairs on various types of truck equipment including, but not limited to the following: Electrical/Brake/Cooling Systems, Starters/Alternators, Fan clutches, Engine electronics, Diesel steering systems, Engines (gas and diesel), Transmissions (manual and automatic), Clutches, Differentials, etc.
  • Diagnose, adjust, and repair various types of truck equipment including, but not limited to the following: Electrical/Brake/Cooling Systems, Starters/Alternators, Air conditioning systems, Fan clutches, Engine electronics, Diesel steering systems, Engines (gas and diesel), Transmissions (manual and automatic), 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 to ensure that they are working properly.
  • Identify problems, determine accuracy and relevance of information, using sound judgment to generate and evaluate alternatives.
  • Independently manage parts inventory and equipment provided on company-issued service truck and perform periodic reconciliation.
  • Maintain and operate company-issued service vehicle, conduct safety checks, and pre-/post-trip inspections of vehicle.
  • Work with and listen effectively to clients and customers to assess their needs, providing information or assistance, resolving their problems, or satisfying their expectations.
  • Manage concurrent assigned tasks, making effective judgments as to prioritizing work related activities and time allocations.
  • Use hand tools, precision instruments, as well as Diesel tools, welding equipment, lift and jacks.
  • Document according to company standards and upload pictures of work performed, parts used, and all findings observed on Repair Orders ("RO") using company-issued iOS device and our proprietary TRAIT application.
  • Accurately complete DOT forms and all other forms of documentation in timely fashion.
  • Work with a high degree of independence and manage own daily schedule.
  • Maintain a high level of productivity and be able to work within or close to most Standard Repair Times.
  • Obtain parts from approved local and national vendors as necessary for the repairs to be performed.
  • Communicate with management and support team via email or phone to obtain approvals on repair estimates, retrieve purchase order numbers and/or discuss RO findings notes.
  • Perform all work in compliance with organizational safety, health and environmental policies, and federal regulations, to include OSHA, EPA, and DOT.
  • Maintain company issued service truck, conduct safety checks and daily pre/post trip inspections.
Requirements:
  • High School Diploma/GED and 3 years' experience in a related field. The right candidate could also have a different combination, such as any level degree/certification beyond a HS diploma/GED in a related discipline; or 5 years' experience in a related field.
  • At least 3 years of experience with refrigerated equipment
  • Possess and supply a set of hand tools necessary to perform required job duties.
  • OEM training and certifications are preferred.
  • Participate in and complete all-in company required training
  • Possess and supply a set of hand tools necessary to perform required job duties.
  • This position follows regulations issued by the Department of Transportation's (DOT) Federal Motor Carrier Safety Administration (FMCSA). Candidate must be able to successfully complete and pass a DOT-regulated pre-employment background screening and DOT physical prior to employment.
  • A current and valid DOT medical card with more than four (4) months remaining until its expiration may be submitted in leu of a DOT physical. If the DOT medical card has four (4) months or less of validity remaining, a DOT physical will be required.
  • Due to interstate operating authority commerce regulations, candidates must be at least 21 years or older.
  • Safe drivers needed; valid driver's license required. Candidate must hold a valid state-of-residence driver's license, be able to obtain and maintain their Driver Qualification File.
Required Certifications or Obtained Within 18 Months:
  • ASE T8 (PMI) certification
  • ASE 608/609 certification*
Preferred Certifications:
  • ASE T2 (Diesel Engines) certification
  • ASE T3 (Drivetrain) certification
  • ASE T4 (Brakes) certification
  • ASE T5 (Suspension) certification
  • ASE T6 (Electrical and Electronic Systems)
  • ASE T7 (HVAC) certification
  • ASE A8 (Engine Performance) certification
  • ASE L1 (Advanced Engine Performance Specialist)
  • ASE L2 (Electronic Diesel Engine Diagnosis Specialist) certification
Skills & Abilities:
  • Understand the implications of new information for both current and future problem-solving and decision-making.
  • Ability to lift, bend, climb, stand, and walk for long periods of time; ability to perform moderately heavy laboring work
  • Ability to exert oneself physically over long periods of time without tiring, which may include performing repetitive tasks.
  • Communicates information (for example, facts, ideas, or messages) in a succinct and organized manner. Engages in effective two-way communication with individuals and groups.
  • Ability to determine the type of tools and equipment needed.
  • Ability to accurately judge which of several objects is closer or farther away from the observer, or the distance between an object and the observer.
  • Use logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions, or approaches to problems.
Why Cox Fleet?
  • Weekly pay – get paid every Friday for added convenience and financial flexibility
  • Safe driving & tech efficiency bonuses
  • Safety boots & safety glasses reimbursement
  • Extreme weather gear (cold & hot)
  • Uniforms provided with laundry service where available
  • Take the service truck home daily (stop paying for gas!)
  • Tablet & company cellphone provided
  • Technical training provided to advance your career
  • Dedicated career path – Over 50% of our front-line managers are promoted from within
Benefits:
  • Health, dental, vision insurance starts DAY ONE of employment.
  • 401(k) matching starts after 90 days, 100% match up to 6% contribution and an additional 2% discretionary contribution by the company.
  • Accrue up to 200 hours (5-weeks) of Paid Time Off based on your tenure with the company.
  • Tuition Assistance/Reimbursement
  • Adoption/Surrogacy assistance
Vacancy posted 2 days ago
Similar jobs that could be interesting for youBased on the Diesel Mechanic in Saint Louis, MO vacancy
  • $30 per hour

     ...minor repairs and standard component inspections/ repairs of fleet diesel equipment (tractors, trailers, refrigeration units) as well as...  ...repair onboard computers. Inspect brake systems, steering mechanisms, wheel bearings, and other important parts to ensure that they... 
    Suggested
    Hourly pay
    Full time
    Local area
    Relocation package

    Performance Foodservice

    Saint Louis, MO
    10 days ago
  •  ...Job Description Job Description AA Express Repair & Service LLC is seeking an experienced, dependable Diesel Mechanic to join our growing team. We are a large and expanding shop that takes pride in providing high-quality service, and we are looking for individuals... 
    Suggested
    Hourly pay
    Full time
    Monday to Friday

    AA Express

    Madison, IL
    24 days ago
  • $33.5 per hour

     ...minor repairs and standard component inspections/ repairs of fleet diesel equipment (tractors, trailers, refrigeration units) as well as,...  ...perform repairs as required Inspect brake systems, steering mechanisms, wheel bearings, and other important parts to ensure that they... 
    Suggested
    Hourly pay
    Full time
    Local area
    Relocation package

    Performance Foodservice

    Saint Louis, MO
    2 days ago
  • $25 per hour

     ...Diesel MechanicWe are seeking an experienced Diesel Mechanic to inspect, diagnose, repair, and maintain our fleet of diesel-powered buses. The ideal candidate is a skilled technician who takes pride in keeping vehicles safe, reliable, and road-ready, ensuring our drivers... 
    Suggested
    Shift work
    Night shift
    Afternoon shift

    Greyhound

    Saint Louis, MO
    2 days ago
  • $33.2 per hour

     ...Diesel MechanicFull Time 33.20 - 33.20 (Hourly)Ready to ditch FLAT RATE pay for good? Get the financial peace of mind you deserve from...  ...career without starting over: Move into new roles (body shop, mechanical, trains, buildings) and access advanced special training all within... 
    Suggested
    Hourly pay
    Daily paid
    Price work
    Permanent employment
    Temporary work
    Flexible hours

    Bi-State Development

    Saint Louis, MO
    2 days ago
  •  ...Mobile Diesel Technician Level IICox Fleet by Cox Automotive is currently hiring a Mobile Diesel Technician Level II. The Mobile Diesel...  ...Maintenance inspections, light and follow-up repairs, light mechanical/hydraulic/electrical and electronic diagnostics, and other duties... 
    Weekly pay
    Currently hiring
    Local area

    Cox Enterprises

    Saint Louis, MO
    2 days ago
  •  ...Diesel Mechanic - Experienced (Service Tech IV)If you'd like the chance to make your mark with the world's largest equipment rental provider, come build your future with United Rentals!As a Diesel Mechanic - Experienced (Service Tech IV), you'll use your skills to perform... 

    United Rentals

    Saint Louis, MO
    2 days ago
  • $7.5k

     ...Heavy-Duty Diesel Mechanic (2nd Shift) Truck Centers, Inc. is growing, and we're looking for Service Technicians and Certified Diesel Mechanics at all experience levels to join our team. As a Diesel Technician, you play a crucial role in our Service department, helping... 
    Hourly pay
    Price work
    Relocation package
    Shift work
    Afternoon shift

    Truck Centers

    Saint Louis, MO
    3 days ago
  • $36 - $43 per hour

    Raineri Construction, Llc in St. Louis is seeking an experienced Mechanic to handle maintenance and repairs on vehicles, heavy equipment, and tools. The position offers a competitive starting wage between $36 to $43 per hour, based on experience. Join a company committed... 
    Hourly pay

    Raineri Construction, Llc

    Saint Louis, MO
    5 days ago
  • $28 - $40 per hour

    Waste Management is seeking Diesel Mechanics to inspect, maintain, and repair diesel-powered garbage trucks and heavy equipment used for waste collection operations. Diesel Mechanics are responsible for diagnosing mechanical issues, performing preventative maintenance,... 
    Hourly pay
    Full time
    Relocation package
    Shift work
    Night shift
    Afternoon shift

    Waste Management

    Saint Louis, MO
    1 day ago
  • $31.81 per hour

     ...Diesel Service Tech/Mechanic Our client, a family-owned truck repair operated Union Diesel Repair Shop serving the St. Louis area for over 80 years. Currently being run by the 4th generation of Schroeders. We are currently looking for Diesel Mechanics for our 2nd shift... 
    Weekly pay
    Local area
    Monday to Friday
    Night shift
    Afternoon shift

    Cogent Talent Solutions

    Saint Louis, MO
    5 days ago
  • $30 per hour

     ...minor repairs and standard component inspections/ repairs of fleet diesel equipment (tractors, trailers, refrigeration units) as well as...  ...and repair onboard computers. Inspect brake systems, steering mechanisms, wheel bearings, and other important parts to ensure that they... 
    Hourly pay
    Relocation package

    Performance Foodservice

    Saint Louis, MO
    5 days ago
  •  ...chance to make your mark with the world’s largest equipment rental provider, come build your future with United Rentals! As a Diesel Mechanic - Experienced (Service Tech IV), you’ll use your skills to perform maintenance and repairs of complex equipment with limited or... 
    Hourly pay

    United Rentals

    Saint Louis, MO
    2 days ago
  • Position Overview Experienced Diesel Mechanic - East St. Louis, IL. Join the Power Behind a Rail Terminal working at Pacific Rail Services (PRS). Pay Base pay range: $36.00/hr - $39.00/hr, equivalent to $70K-$90K/year based on experience and overtime potential. Benefits... 
    Full time
    Monday to Friday
    Day shift

    Pacific Rail Services

    East Saint Louis, IL
    5 days ago
  • $33.5 per hour

     ...minor repairs and standard component inspections/ repairs of fleet diesel equipment (tractors, trailers, refrigeration units) as well as,...  ...perform repairs as required Inspect brake systems, steering mechanisms, wheel bearings, and other important parts to ensure that they... 
    Hourly pay
    Relocation package

    Performance Foodservice

    Saint Louis, MO
    5 days ago
  • $30.68 per hour

    Location: US-MO-St. Louis Overview As a Diesel Mechanic, you will be responsible for the maintenance, repair, and diagnostics of our diesel-powered fleet of buses. Your day-to-day involves more than just fixing engines; you'll be part of a tight-knit team that helps change... 
    Local area
    Shift work
    Afternoon shift

    Greyhound Lines, Inc.

    Saint Louis, MO
    5 days ago
  •  ...Job Description Job Description We are looking for a Diesel Mechanic to join our team! You will be responsible for repairing various vehicles and transmission systems. Responsibilities: Repair automobiles, trucks, buses, and other motor vehicles Specialize... 

    GTS Transportation

    Bridgeton, MO
    9 days ago
  • $30 per hour

    AAA Truck & Trailer Services in Bridgeton, MO is hiring Trailer Technicians and Diesel Mechanics. Earn up to $30 per hour with full benefits and tools provided. Join a growing shop that offers stable work, competitive pay, and long-term career growth. Successful candidates... 
    Hourly pay

    Two Ladders

    Saint Louis, MO
    5 days ago
  •  ...Career Development * Hiring Immediately   Welcome to Love’s!  Diesel Technicians work in a fast-paced environment and maintain clean...  ....   Job Functions:    Troubleshoot and repair light mechanical issues that may include wheel-end assemblies, electrical... 
    Full time
    Immediate start
    Flexible hours
    Night shift

    Love‘s Travel Stops

    East Saint Louis, IL
    5 days ago
  •  ...systems (including regeneration systems), intake systems, electrical systems, brake systems, HVAC systems and lift-gate hydraulic, mechanical and electrical systems. Follow procedures including documenting all work performed on work orders. Learn and develop... 
    Work at office
    Local area
    Worldwide
    Relocation package
    Night shift
    Afternoon shift

    Sysco

    Saint Louis, MO
    6 days ago
  • $35 per hour

     ...Diesel Mechanic If you're looking for a career that will give you a strong sense of pride and purpose, this is the job for you. Getting over 1,000,000 children safely to and from school every day is one of the most important jobs you will ever have. Come work for North... 
    Hourly pay
    Relocation package
    Day shift
    Early shift

    Illinois Central School Bus

    Saint Louis, MO
    3 days ago
  • $36 - $43 per hour

     ...Job Description Raineri Construction is seeking an experienced Mechanic to perform maintenance and repair on our fleet of vehicles,...  ...needed.  REQUIRED EXPERIENCE: Prior automotive and heavy diesel equipment mechanic experience is a must. Basic knowledge of... 
    Hourly pay
    For contractors

    Raineri Construction

    Saint Louis, MO
    14 days ago
  • $36 per hour

     ...Description Torque by Ryder is immediately hiring a Permanent Full-Time Experienced Mobile Diesel Technician to support our Truck Fleet in Fenton, MO Hear it from a Torque Mobile Mechanic Technician Here: Technician Positions Pay Each Week Hourly Pay: $36.00 per... 
    Hourly pay
    Permanent employment
    Full time
    Work experience placement
    Local area
    Immediate start
    Flexible hours
    Shift work
    Weekend work

    Ryder System

    Fenton, MO
    9 hours ago
  • $36 - $39 per hour

    A leading rail service provider in East St. Louis, IL is seeking an experienced Diesel Mechanic. In this full-time position, you will perform preventative maintenance, diagnose vehicle issues, and maintain various systems. Qualifications include 2+ years of mechanical experience... 
    Full time
    Day shift

    Pacific Rail Services

    East Saint Louis, IL
    5 days ago
  • Cogent Talent Solutions is seeking a Diesel Service Tech/Mechanic for the 2nd shift (3:30 PM to Midnight) in the St. Louis area. This role offers union wages and benefits through Machinist District 9, with a Monday-Friday work week and 8.5-hour shifts including a 30-minute... 
    Monday to Friday
    Shift work
    Night shift
    Afternoon shift

    Cogent Talent Solutions

    Saint Louis, MO
    5 days ago
  • Clarke Vehicare is seeking a Fleet Mechanic - Diesel Technician to perform truck repair and maintenance to meet factory and industry standards. The role uses smartphones and tablets to record repairs and works on a fleet of heavy-duty CNG powered trucks. Great opportunity... 

    Clarke Power Services

    Saint Louis, MO
    5 days ago
  • $28 - $40 per hour

    Clarke Vehicare in Missouri is seeking a Fleet Mechanic - Diesel Technician to repair and maintain heavy duty trucks, including CNG tractors, using diagnostic tools and factory guidelines. The role requires 3-5+ years of related experience and willingness to travel on a... 
    Hourly pay
    Monday to Friday
    Shift work

    Clarke Power Services, Inc

    Saint Louis, MO
    4 days ago
  • Performance Food Group (New) is seeking skilled technicians to diagnose and repair medium to heavy-duty trucks and trailers. Responsibilities include preventative maintenance, brake and steering inspections, and road-call service as needed. Strong diagnostic and electrical...
    Relocation package
    Night shift

    Performance Food Group (New)

    Saint Louis, MO
    5 days ago
  • $27.64 per hour

    A leading foodservice distribution company in St. Louis is seeking a skilled technician to perform preventive maintenance and repairs on a variety of vehicles. The ideal candidate has a high school diploma, relevant training, and at least 3 years of fleet maintenance experience...
    Hourly pay
    Relocation package
    Night shift

    FHLB Des Moines

    Saint Louis, MO
    2 days ago
  • $30 per hour

    Performance Food Group in Missouri is seeking a Maintenance Technician to perform preventative maintenance on medium to heavy‑duty fleet equipment, ensuring roadworthiness and compliance with regulations. The role requires 2+ years of repair experience and hands-on diagnostic...
    Relocation package
    Night shift

    Performance Food Group

    Saint Louis, MO
    5 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Diesel Mechanic. Be the first to apply!