Fleet Maintenance Supervisor

Smirecyclers; Kansas City (MO); On-site; USD 60,000 - 75,000; Full time

Job summary

A freight operation company in Kansas City, MO is seeking a Supervisor/Diesel Mechanic to oversee their maintenance shop and ensure fleet performance. This role involves inspecting and repairing heavy-duty trucks, maintaining logs, and coordinating with dispatch. Ideal candidates will have 2+ years of experience with Class 7 and 8 trucks, strong diesel knowledge, and must be comfortable in a dynamic, physically demanding environment.

Qualifications

• 2+ years of experience working on Class 7 and 8 trucks.
• Valid driver's license required; CDL-A is a strong plus.
• Strong knowledge of diesel engines and DOT regulations.

Responsibilities

• Inspect, diagnose, and repair diesel engines and drivetrain systems.
• Perform routine maintenance including oil changes and tire checks.
• Coordinate with dispatch on truck downtime and service scheduling.

Skills

Heavy mobile equipment troubleshooting

Diesel engine knowledge

Problem-solving skills

Communication skills

Ability to work in a fast-paced environment

Education

Vocational or community college coursework

Tools

Diagnostic software

Job description

Description

Scrap Management Industries inc. is looking for a skilled Supervisor/Diesel Mechanic to oversee our maintenance shop and help maintain and repair our fleet of heavy-duty trucks and trailers. Our company runs a high-volume freight operation, and we rely on professional mechanics to keep our trucks DOT-compliant, road-ready, and running at peak performance. If you're experienced with heavy-duty diesel trucks, enjoy a fast-paced shop, and take pride in your work, this role is for you.

Duties/Responsibilities:

• Inspect, diagnose, and repair diesel engines, drivetrains, brakes, suspension, and trailer systems
• Oversee direct reports and ensure policies are followed
• Perform routine maintenance, including PMs, oil changes, tire checks, and brake services
• Utilize diagnostic tools (Cummins Insite, Noregon, etc.) to troubleshoot issues and complete repairs
• Conduct DOT inspections and ensure compliance with FMCSA standards
• Maintain acc urate maintenance logs and repair records (digitally)
• Coordinate with dispatch and operations manager for truck downtime and service scheduling
• Respond to occasional roadside service calls or after-hours breakdowns (rotation basis)
• Performs other related duties as assigned.

Requirements

Required Skills/Abilities:

• Experience working on and troubleshooting issues with both heavy mobile equipment and diesel-powered trucks.
• 2+ years of experience working on Class 7 and 8 trucks (Freightliner, Kenworth, Peterbilt, Mack, Volvo, etc.)
• Strong knowledge of diesel engines, air brakes, electrical, and emissions systems
• Experience overseeing others
• Familiarity with diagnostic software and electronic logging devices (ELDs)
• Must provide your own basic tools (specialty tools provided by shop)
• Valid driver’s license required; CDL-A is a strong plus
• ASE Certification preferred but not required
• Ability to lift 50+ lbs. and work in a physically demanding environment
• Must have thorough understanding of DOT regulations.
• Mechanically inclined with great problem-solving skills.
• Works well independently and with others.
• Good communication skills.
• Organized with attention to detail.
• Ability to work in a fast-paced and stressful environment.

Education and Experience:

• Some vocational or community college with related coursework or equivalent experience, required.
• Bilingual preferred, not required.
• Current CDL license a plus.
• Mobile equipment operating experience a plus.

Physical Requirements:

• Prolonged periods standing and walking.
• Able to bend, stretch, push, pull, and move as needed to reach, clean, and service machinery.
• Must be able to visually inspect machines.
• Must be able to lift and carry up to 50 pounds.