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Mobile Diesel Mechanic​/Technician

Job in San Antonio, Bexar County, Texas, 78208, USA
Listing for: Kooner Fleet Management Solutions
Full Time position
Listed on 2026-02-01
Job specializations:
  • Trades / Skilled Labor
    Heavy Equipment Mechanic, Diesel Mechanic
Salary/Wage Range or Industry Benchmark: 60000 USD Yearly USD 60000.00 YEAR
Job Description & How to Apply Below
Position: Mobile Diesel Mechanic/Technician (1785)

Join Us as a Diesel Mechanic/Technician!

Kooner Fleet Management Solutions is one of the fastest‑growing national providers of on‑site fleet maintenance, preventative service, and mobile repair solutions. With nearly a decade of industry experience, we help fleets reduce downtime, extend vehicle life, and simplify operations through proactive maintenance programs and advanced technology. As a family‑founded, field‑first company, we take pride in delivering trusted partnerships, exceptional service, and innovative fleet‑management solutions that keep America’s trucks and trailers road‑ready.

Why

You’ll Love Joining Our Team
  • Earn What You Deserve:
    Competitive pay starting at $32‑38/hr based on experience.
  • Weekly Paydays:
    Get paid every Friday.
  • Take the Wheel:
    Enjoy a fully equipped company service truck for on‑site use.
  • Fueled for Success:
    Company‑paid fuel card.
  • Stay Connected:
    Cell phone allowance included.
  • Invest in Your Future: 401(k) with company match.
  • Health Benefits that Kick in Fast:
    Medical, Dental, and Vision coverage after 30 days.
  • We’ve Got You Covered:
    Life & Disability Insurance.
  • Employee Assistance Program for support when you need it most.
  • Bring a Friend, Get Rewarded:
    Refer great talent and earn $500 per successful hire (no limit).
  • Grow With Us:
    Big career growth opportunities in a rapidly expanding organization.
About the Diesel Mechanic/Technician Role

As a Diesel Mechanic/Technician, you’ll be the expert our customers rely on to keep their fleets on the road. This field‑based role is perfect for skilled technicians who enjoy independence and variety in their work.

Where You’ll Make an Impact
  • Perform on‑site preventative maintenance, DOT inspections and follow‑up repairs on Class 6‑8 trucks.
  • Respond to dispatch requests for scheduled and unscheduled service or maintenance.
  • Diagnose and repair electrical, brake, cooling, and air systems.
  • Use advanced diagnostic tools, including handheld computers and precision instruments.
  • Use hand and power tools to complete repairs.
  • Road‑test vehicles to ensure every repair meets top‑quality standards.
  • Stay productive and efficient, meeting or beating industry‑standard repair times.
  • Jump in wherever needed – we’re a team that supports each other.
What Makes You a Great Fit
  • At least 3 years of hands‑on diesel tech experience on Class 6‑8 trucks.
  • Expertise in CNG engine systems is a huge plus.
  • DOT inspection and air brake repair expertise.
  • Strong communication skills with customers and drivers.
  • Comfortable using mobile apps, navigation systems and digital tools.
  • Ready for the outdoors – rain or shine at customer yards.
  • Independent, dependable, and self‑motivated.
  • A positive attitude and safety‑first mindset.
  • Must be 23+ with a clean driving record and a valid driver’s license.
  • Bring your own hand tools; we’ll supply everything else.
Work Environment
  • Dynamic high‑traffic areas – safety and precision are key.
  • Exposure to dust, diesel fumes, and shop or yard noise.
  • Safe handling of chemicals, oils, and grease.
  • Ability to lift, move, and position heavy equipment or components.
  • Active work: bend, kneel, crawl, crouch to access vehicle components.
  • Work outdoors in all weather conditions.

Kooner Fleet Management Solutions is an Equal Opportunity Employer. We are committed to creating an inclusive environment for all employees and applicants, free from discrimination and harassment. All qualified candidates will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other characteristic protected by law. We celebrate diversity and are dedicated to fostering a workplace where every team member can thrive.

Kooner Fleet Management Solutions participates in E‑Verify for employment eligibility verification.

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