Sr Mobile Diesel Mechanic, $5,000 New Hire Bonus

Cox Enterprises; Phoenix (AZ); Hybrid; USD 44,000 - 67,000; Full time

Benefits offered by this job

Weekly pay

Bonuses

Safety boots reimbursement

Take service truck home

Technical training

Insurance starts day one

Tuition assistance

Diversity groups

Paid time off

Job summary

Cox Automotive (Cox Enterprises affiliate) in Phoenix, AZ seeks a Sr Mobile Diesel Technician to perform licensed DOT inspections, preventative maintenance, diagnostics and repairs on trucking equipment. The role requires strong mechanical skills and ASE certifications, with a path to advanced technician duties.

You will operate a company service vehicle, manage parts, and coordinate with clients while adhering to OSHA/EPA/DOT regulations.

Qualifications

• High School Diploma or GED with 5–7 years in related field.
• ASE T6, A8, L1 certifications preferred.
• Current and valid DOT medical card with required validity.

Responsibilities

• Perform minor adjustments and repairs on truck equipment (electrical, brakes, cooling, engines, transmissions).
• Diagnose, adjust, and repair various truck systems using specialized tools and test instruments.
• Inspect, test, and listen to defective equipment to diagnose malfunctions using handheld devices and gauges.
• Manage parts inventory and a company-issued service truck; reconcile stock periodically.
• Maintain and operate service vehicle; conduct safety checks and pre-/post-trip inspections.
• Collaborate with clients to assess needs, provide information, and resolve issues.
• Use hand tools, diesel tools, welding equipment, lifts and jacks; document RO findings via TRAIT app.
• Obtain parts from approved vendors to complete repairs.
• Communicate with management for approvals and discuss RO findings.
• Perform all work in compliance with OSHA, EPA, and DOT policies.
• Ensure company truck is maintained and safety checks are conducted.
• Determine appropriate tools and equipment required.

Skills

DOT inspections

Electrical systems

Diagnose & repair

Education

High School Diploma/GED

ASE T6 certification

ASE A8 certification

ASE L1 certification

Tools

iOS / TRAIT app

Job description

Job Overview

Company Cox Automotive - USA Job Family GroupVehicle Operations Job ProfileIndividual Contributor Flexible Work OptionCan work remotely but need to live in the specified city, state, or region Travel %Yes 100% of the time Work ShiftHourly base pay rate is $32.26 - $48.41/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. As a Cox Automotive business, Cox Fleet delivers integrated uptime solutions designed to reduce downtime, improve fleet performance, and keep drivers safely on the road. Our nationwide operation combines more than 1,500 skilled technicians, 30+ company-operated service centers, and a network of over 65,000 service providers, all supported by 24/7/365 operational coordination. Together, we provide maintenance, repair, and fleet support services for equipment ranging from Class 8 trucks and 53-foot trailers to light-duty vehicles. As a Sr Mobile Diesel Technician, you'll take your skills on the road to perform licensed DOT inspections, preventative maintenance, diagnostics and repairs. Work Schedule: Monday through Friday Variable shift New Hire Bonus: $5,000 New Hire Bonus 50% after 30 days and 50% after 180 Days***.

Responsibilities

• 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.
• 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, provide information or assistance, resolve their problems, or satisfy their expectations.
• 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.
• 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.
• Ability to determine the type of tools and equipment needed.

Qualifications

• High School Diploma/GED and 5 years' experience in a related field. or 7 years' experience in a related field
• OEM training and certifications are preferred.
• Participate in and complete all-in company required training
• A current and valid DOT medical card with more than four (4) months remaining until its expiration may be submitted in lieu of a DOT physical. If the DOT medical card has four (4) months or less of validity remaining, a DOT physical will be required.
• ASE T6 (Electrical and Electronic Systems)
• ASE A8 (Engine Performance) certification
• ASE L1 (Advanced Engine Performance Specialist)
• Ability to determine the type of tools and equipment needed.

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
• Take the service truck home daily (stop paying for gas!)
• Technical training provided to advance your career
• Health, dental, vision insurance starts DAY ONE of employment.
• Tuition Assistance/Reimbursement
• Multiple ERG, diversity groups, and company paid volunteer hours.
• 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.

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).

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.