Diesel Mechanic – Fleet Maintenance & Diagnostics

Montgomery Hassell Inc.; Blacksburg (SC); On-site; USD 45,000 - 65,000; Full time

Job summary

Montgomery Hassell Inc. in Blacksburg, SC is seeking a skilled Diesel Mechanic to maintain and repair commercial trucks, trailers, and fleet equipment. This hands-on role supports a growing, customer-focused team dedicated to safety and operational excellence.

The ideal candidate has at least 1 year of heavy-duty repair experience, valid CDL-style license, and DOT/compliance knowledge. You’ll perform preventive maintenance, diagnostics, and timely service to keep customers on the road.

Qualifications

• Minimum of 1 year of heavy-duty truck and trailer repair experience.
• Valid driver's license with acceptable driving record.
• FMCSA DOT and brake inspector certification or ability to meet certification requirements.
• Willingness to diagnose and troubleshoot mechanical and electrical issues.
• Strong communication and customer service skills.
• Basic computer skills for electronic work orders and service documentation.

Responsibilities

• Perform preventative maintenance and inspections on heavy-duty trucks, trailers, and fleet equipment.
• Diagnose and repair diesel engines, brakes, electrical systems, drivetrains, steering, suspension, HVAC, and hydraulic systems.
• Conduct DOT inspections and identify safety or compliance issues.
• Repair and replace tires, wheels, hubs, bearings, brakes, and related components.
• Complete work orders and service documentation accurately and on time.
• Communicate repair findings with customers and management.
• Follow safety requirements and maintain organized work areas.

Skills

Heavy-duty truck repair

Driver's license

FMCSA DOT certification

Electrical systems troubleshooting

Preventive maintenance

Job description

Montgomery Hassell Inc. in Blacksburg, SC is seeking a skilled Diesel Mechanic to maintain and repair commercial trucks, trailers, and fleet equipment. This hands-on role supports a growing, customer-focused team dedicated to safety and operational excellence.

The ideal candidate has at least 1 year of heavy-duty repair experience, valid CDL-style license, and DOT/compliance knowledge. You’ll perform preventive maintenance, diagnostics, and timely service to keep customers on the road.