Heavy Duty Mechanic

Mennel Milling Company; Fostoria (OH); On-site; USD 30,000 - 47,000; Full time

Benefits offered by this job

Health benefits

Paid time off

Holiday schedule

Tuition assistance

Job summary

Mennel Milling Company is seeking a Heavy Duty Mechanic to maintain, diagnose, and repair Class 6–8 commercial vehicles ensuring safe and efficient operation in our transportation fleet.

You will inspect, diagnose, and repair mechanical, electrical, and electronic systems; perform preventive maintenance; maintain records; and follow OSHA, GMP, and food safety standards while contributing to uptime and reliability.

Qualifications

• Requires high school diploma or equivalent; ASE/Associate degree preferred.
• Strong mechanical aptitude with ability to diagnose and repair heavy-duty systems.
• Experience with diesel trucks and Class 6–8 vehicles preferred.

Responsibilities

• Inspect, diagnose, and troubleshoot mechanical/electrical issues on Class 6–8 vehicles.
• Perform preventive maintenance and repairs for reliability and safety.
• Diagnose and repair vehicle computer systems and electronics.
• Repair or replace worn or faulty parts to restore function.
• Test components after repairs to ensure performance and safety.
• Keep accurate maintenance records of inspections and repairs.
• Maintain tools, equipment, and work areas safely and organized.
• Follow safety procedures, OSHA regulations, GMPs, and food safety standards.

Skills

Diesel maintenance

Troubleshooting

Electrical systems

Diagnostic tools

Safety procedures

Education

High School Diploma or equivalent

ASE Certification preferred

Associate’s Degree preferred

Tools

Diagnostic scanners

Hand and power tools

Job description

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

Heavy Duty Mechanic – Join Our Team!

Schedule: Full-Time, Work shift as assigned with overtime as available.

Flip Your Career with Mennel!

At Mennel Milling, we’ve been feeding the world since 1886 by doing what’s right and bringing our best every day through teamwork and excellence. If you’re passionate about vehicle maintenance, mechanical repairs, and keeping equipment operating safely and efficiently, this is your chance to make an impact.

What You’ll Do

As a Heavy Duty Mechanic, you’ll play a key role in maintaining, diagnosing, and repairing Class 6–8 commercial vehicles to ensure safe, reliable, and efficient operations. Your work will help minimize downtime, extend vehicle life, and support the overall success of our transportation operations.

Your responsibilities will include:

• Inspect, diagnose, and troubleshoot mechanical and electrical issues on Class 6–8 commercial vehicles to identify necessary repairs.
• Perform routine preventive maintenance and repairs to ensure vehicle reliability, safety, and longevity.
• Diagnose, maintain, and repair vehicle computer systems and electronic components.
• Repair or replace worn, damaged, or malfunctioning parts to restore proper vehicle functionality.
• Test vehicle components and systems following repairs to ensure proper performance and safety.
• Maintain accurate records of inspections, maintenance, repairs, and identified issues.
• Properly maintain tools, equipment, and work areas to ensure a safe and organized environment.
• Follow all company safety procedures, OSHA regulations, GMPs, and applicable food safety standards.

What We’re Looking For

• High School Diploma or equivalent required; Associate’s Degree or ASE Certification preferred.
• Two years of related diesel, heavy-duty truck, or commercial vehicle maintenance experience preferred.
• Strong mechanical aptitude with the ability to diagnose, troubleshoot, and repair Class 6–8 commercial vehicle systems.
• Knowledge of heavy-duty vehicle mechanical, electrical, and electronic systems.
• Ability to safely operate diagnostic tools, repair equipment, and standard maintenance tools.
• Class A CDL preferred for candidates interested in pursuing a Heavy Truck Technician position after 90 days of employment.
• Strong attention to detail, problem-solving skills, and the ability to work independently or as part of a team.
• Ability to maintain accurate maintenance records and follow established safety procedures.
• Ability to successfully complete required pre-employment screening.

Why Join Mennel?

We offer a comprehensive benefits package designed to support your health, well-being, and career growth:

• Competitive Pay
• Flexible Accrued Paid Time Off and Holiday Schedule
• Health & Wellbeing Benefits (medical, vision, dental, HSA, EAP, and more)
• Career Advancement, training opportunities, and tuition assistance