Mobile Diesel Tech II Mon - Fri 8am to 4pm

Cox Enterprises; Central City (CO); Remote; USD 45,000 - 67,000; Full time

Benefits offered by this job

Paid time off

Paid holidays

Bereavement leave

Jury duty leave

Parental leave

Job summary

Cox Automotive is seeking a Mobile Diesel Technician II to perform licensed DOT inspections, preventative maintenance, diagnostics and repairs at customer sites as part of a distributed fleet service. You will operate a company vehicle and handle field service for light to heavy-duty trucks, ensuring safety and reliability.

The role offers on-site field work with a daytime schedule, competitive hourly pay, and opportunities for growth within Cox Fleet services.

Qualifications

• A high school diploma/GED and 3 years of related experience, or 5 years without a degree.
• Must own personal hand tools.
• Ability to obtain ASE certification T8 (PMI) within 18 months.
• DOT pre-employment background check and physical required before employment.

Responsibilities

• Perform scheduled preventative maintenance, DOT inspections and follow-up repairs.
• Diagnose, adjust and repair various truck systems (electrical, brakes, cooling, starters/alternators, AC, etc.).
• Use hand tools, diagnostic equipment and test gear to inspect and troubleshoot vehicle systems.
• Road test vehicles to verify repairs and safety.
• Maintain company service truck and telematics unit, manage parts and inventory.

Skills

DOT inspections

Diagnostics

Vehicle maintenance

Field service

Education

High school diploma or GED

ASE certification (T8 PMI) within 18 months

Job description

Company

Cox Automotive - USA

Job Family Group

Vehicle Operations

Job Profile

Mobile Diesel Tech II - DOT

Management Level

Individual Contributor

Flexible Work Option

Can work remotely but need to live in the specified city, state, or region

Travel %

Yes 100% of the time

Work Shift

Day

Compensation

Hourly base pay rate is $32.31 - $48.46/hour. The hourly base rate may vary within the anticipated range based on factors such as the ultimate location of the position and the selected candidate’s knowledge, skills, and abilities. Position may be eligible for additional compensation that may include commission (annual, monthly, etc.) and/or an incentive program.

Job Description

Build your future with Cox Fleet, a Cox Automotive company and one of the nation's leading providers of mobile fleet maintenance and repair services. Supporting customers through 30+ service centers and a team of 1,500+ skilled technicians, we keep commercial fleets moving with on-site service for light, medium, and heavy-duty trucks and trailers. Be part of a growing organization where you can develop your career while making a meaningful impact.

As a Mobile Diesel Technician II- DOT, you’ll take your skills on the road to perform licensed DOT inspections, preventative maintenance, diagnostics and repairs.

This is more than just a technician role with great pay and benefits — it’s a chance to work independently and strengthen your skills with a company that invests in your success. You also get to take home the assigned service vehicle!

Work Schedule: Monday to Friday 8:00am - 4:00 pm

What You’ll Do

You’ll work independently in the field, providing mobile service and maintenance support for light, medium and heavy-duty vehicles. You will:

• Perform scheduled preventative maintenance, DOT inspections and follow-up repairs.
• Diagnose, adjust and repair various types of truck equipment, including but not limited to: electrical/brake/cooling systems, starters/alternators, AC systems, fan clutches, engine electronics, diesel steering systems, gas and diesel engines, manual and automatic transmissions, clutches, differentials, etc.
• Use hand tools, precision instruments, lift and jacks, welding equipment, diagnostic tools, technology and testing equipment, such as handheld computers and pressure gauges, to inspect, test and troubleshoot vehicle systems.
• Road test vehicles to identify issues, verify repairs and ensure they are operating safely and properly.
• Maintain and operate a company-issued service truck and telematics unit, including managing parts and vehicle equipment, and performing inventory reconciliation.
• Completing vehicle safety checks and pre- and post-trip inspections.
• Serve as a trusted partner to customers by understanding their needs, providing expert guidance and periodic updates, resolving issues in the field and delivering a positive service experience.
• Document completed work (including required DOT forms and service documentation), parts used and repair order findings accurately and on time using company-issued hand-held device.
• 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.
• Follow all safety, health and environmental policies and federal regulations, including OSHA, EPA and DOT standards.
• Follow an assigned daily schedule with a degree of independence, effectively managing multiple concurrent tasks while exercising sound judgment to prioritize work activities and allocate time efficiently in accordance with established procedures and guidelines.
• Maintain a high level of productivity and be able to work within or close to most Standard Repair Times.

Who You Are

You’re a skilled technician who enjoys solving problems and delivering reliable service in the field. You also have the following:

Minimum Requirements

• A high school diploma/GED and 3 years of experience in a related field; or any degree/certification above a high school diploma/GED with one year of related work experience; or 5 years of related work experience without a degree.
• A personal set of hand tools required to perform job duties.
• The ability to obtain Automotive Service Excellence (ASE) certification T8 (PMI) within 18 months of employment.
• 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.
• Strong organizational, problem-solving and communication skills.

Preferred Qualifications

• 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

Physical Requirements

• Ability to lift, bend, climb, stand and walk for extended periods of time and perform moderately heavy physical work as required.
• Ability to perform physical tasks for extended periods, including repetitive movements and activities.
• Ability to accurately judge distances and determine the location and position of objects in relation to oneself.

Benefits

Employees are eligible to receive a minimum of 6.67 hours of paid time off every month and seven paid holidays throughout the calendar year. Employees are also eligible for additional paid time off in the form of bereavement leave, time off to vote, jury duty leave, volunteer time off, military leave, and parental leave.

About Us

Through groundbreaking technology and a commitment to stellar experiences for drivers and dealers alike, Cox Automotive employees are transforming the way the world buys, owns, sells – or simply uses – cars. Cox Automotive employees get to work on iconic consumer brands like Autotrader and Kelley Blue Book and industry-leading dealer-facing companies like vAuto and Manheim, all while enjoying the people-centered atmosphere that is central to our life at Cox. Benefits of working at Cox may include health care insurance (medical, dental, vision), retirement planning (401(k)), and paid days off (sick leave, parental leave, flexible vacation/wellness days, and/or PTO). For more details on what benefits you may be offered, visit our benefits page. Cox is an Equal Employment Opportunity employer – All qualified applicants/employees will receive consideration for employment without regard to that individual’s age, race, color, religion or creed, national origin or ancestry, sex (including pregnancy), sexual orientation, gender, gender identity, physical or mental disability, veteran status, genetic information, ethnicity, citizenship, or any other characteristic protected by law. Cox provides reasonable accommodations when requested by a qualified applicant or employee with disability, unless such accommodations would cause an undue hardship.EOE, including disability/vetsApplicants must currently be authorized to work in the United States for any employer without current or future sponsorship. No OPT, CPT, STEM/OPT or visa sponsorship now or in future.Application Deadline: 12/30/2026