Mobile Diesel Mechanic/Technician (2111)

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.

Pay

Competitive pay starting at $32-38/hr. based on experience. Weekly paydays — get paid every Friday.

Benefits

• Fully equipped company-provided service truck you can take home
• Company-paid fuel card
• Cell phone allowance
• 401(k) with company match
• Medical, dental, and vision coverage after 30 days
• Paid vacation time, paid sick time, and paid holidays
• Life and disability insurance
• Employee Assistance Program
• Referral bonus: $500 per successful hire (no limits)

About the Role

As a Mobile 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. You'll perform preventative maintenance, diagnostics, and repairs on Class 6-8 trucks and trailers, including emergency roadside service when needed. Geared up with your own, fully equipped company service truck, top-tier tools, and a supportive team, you'll tackle new challenges daily and deliver safe, reliable, and efficient service.

Responsibilities

• Perform onsite preventative maintenance, DOT inspections, and follow-up repairs on Class 6-8 trucks and trailers 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
• Use hand tools, power tools, and welding equipment to complete repairs
• Road test vehicles to ensure repairs meet quality standards
• Meet or exceed industry-standard repair times
• Work with vendors to source parts and keep operations moving
• Maintain and inspect a company-issued service truck, including pre- and post-trip inspections and safety compliance
• Support team members as needed

Requirements

• At least 3 years of hands-on diesel tech experience working on Class 6-8 trucks and trailers
• DOT inspection and air brake repair expertise
• Strong communication skills for interacting with customers and drivers
• Comfortable using mobile apps, navigation systems, and digital tools to document repairs
• Ability to work outdoors in all weather conditions at customer yards
• Independent, dependable, and self-motivated with 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 supply the rest

Work Environment

• Work in dynamic, high-traffic areas where safety and precision are critical
• Exposure to dust, diesel fumes, and noise typical of a shop or yard environment
• Handle chemicals, oils, and grease as part of repair work
• Lift, move, and position heavy equipment or components
• Frequent bending, kneeling, crawling, and crouching to access vehicle components
• Work outdoors in all weather conditions