Diesel Technician / Diesel Mechanic

Lorton, VA
Full-Time | Day Shift
$22 – $38 per hour (Based on Experience)
Medium- & Heavy-Duty Truck Repair | Fleet Maintenance | Diesel Service

About K. Neal Truck and Bus Center

K. Neal is a trusted name in heavy truck and bus sales, service, parts, and body repair across Maryland and Virginia. Our Gaithersburg location features a dedicated body shop specializing in collision repair and restoration for commercial trucks, buses, and other heavy-duty vehicles. We are committed to delivering exceptional customer service, quality work and timely repairs.

About the Role

We are hiring an experienced Diesel Technician / Diesel Mechanic to diagnose, repair, and maintain medium- and heavy-duty trucks and commercial fleet vehicles in a shop environment. This position is ideal for a skilled diesel tech who takes pride in quality workmanship, efficiency, and teamwork.

As a Diesel Technician, you will perform diagnostics, preventative maintenance, engine repairs, after-treatment service, brake work, suspension repairs, and electrical troubleshooting. If you’re looking for competitive pay, career advancement, and long-term stability, we want to meet you.

Our Foundation: Win–Win–Win

We take care of the customer.
We take care of each other.
We reinvest in our people, our community, and our company.

When our technicians are supported and expectations are clear, customers experience the difference.

Compensation & Benefits

• Competitive hourly pay

• Health, dental, and vision insurance

• 401(k) with company match

• Paid Time Off (PTO)

• Paid training and ongoing technical development

• Advancement opportunities

• Stable, full-time employment with growth potential

Key Responsibilities

• Diagnose and repair medium- and heavy-duty diesel trucks (Class 5–8).

• Perform preventative maintenance (PM services) on commercial vehicles.

• Complete engine, transmission, brake, suspension, and electrical repairs.

• Troubleshoot trucks and buses.

• Use diagnostic software and OEM service platforms.

• Accurately document repairs and inspections using digital work order systems.

• Maintain a clean, safe, and organized work environment.

• Collaborate with team members to meet production and quality goals.

Qualifications

• 2+ years experience as a diesel technician, diesel mechanic, or heavy equipment mechanic (preferred).

• Experience working on medium- and heavy-duty trucks (Class 5–8).

• Strong diagnostic and troubleshooting skills.

• Ability to work efficiently in a fast-paced shop environment.

• Commitment to safety and quality workmanship.

• Valid driver’s license required; CDL preferred.

• ASE, OEM, or industry certifications preferred.

If you are a skilled Diesel Technician looking for strong earning potential, career growth, and a company that invests in your future, apply today.

This position may include additional duties as business needs evolve. We are proud to be an Equal Opportunity Employer.