Diesel Mechanic/Technician (2166)

About the role

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, Kooner FMS helps fleets reduce downtime, extend vehicle life, and simplify operations through proactive maintenance programs and advanced technology. As a family-founded and 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.

As a Mobile 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. You'll be responsible for performing preventative maintenance, diagnostics, and repairs on light and medium-duty vehicles, including emergency roadside service when needed. Geared up with top-tier specialty tools, and a supportive team that values your skill, drive and dedication, you'll tackle new challenges every day and take pride in delivering safe, reliable and efficient service that keeps America moving.

Responsibilities

• Perform onsite preventative maintenance, DOT inspections and follow‑up repairs to light and medium duty vehicles in a mobile field environment.
• Handle emergency road service calls with confidence and urgency.
• 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, to identify and fix issues fast.
• Put your expertise to work using hand tools, power tools, and welding equipment to get the job done right.
• Road test vehicles to ensure every repair meets top‑quality standards.
• Stay productive and efficient, meeting or beating industry‑standard repair times.
• Work with trusted vendors to source parts and keep operations moving.
• Take ownership of a company‑issued service truck, perform maintenance and pre‑ and post‑trip inspections, and ensure safety compliance.
• Jump in wherever needed – we're a team that supports each other.

Requirements

• At least 3 years of hands‑on auto or diesel tech experience working on light to medium duty vehicles.
• Must be 23+ with a clean driving record and a valid driver's license.