Diesel Fleet Technician: Keep Trucks Rolling

ADP; Stockdale (TX); On-site; USD 42,000 - 62,000; Full time

Job summary

ADP is seeking a Fleet Diesel Mechanical Technician in Stockdale, TX. You will diagnose, repair, and maintain diesel engines and transmissions to keep fleet vehicles operating safely and efficiently.

You will perform preventive maintenance, use diagnostic tools, and keep detailed records while coordinating with fleet management to minimize downtime. Hands-on repair, safety compliance, and ongoing skill development are essential.

Qualifications

• High school diploma or equivalent required.
• Completion of formal diesel mechanic training or equivalent.
• Experience as a diesel mechanic, preferably in a fleet environment.

Responsibilities

• Perform routine and preventive maintenance on diesel engines, transmissions, brakes, and other components.
• Diagnose mechanical issues using diagnostic tools and manuals to identify root causes.
• Repair or replace defective parts including engine components and fuel systems.
• Maintain accurate records of maintenance and labor hours.
• Collaborate with fleet management to prioritize repairs and schedule maintenance.
• Ensure all work complies with safety and environmental regulations and company policies.
• Continue learning diesel technology through training and development.

Skills

Diesel engines

Transmissions

Diagnostic tools

Hand tools

Preventive maintenance

Safety compliance

Education

High school diploma or equivalent

Diesel mechanic training program

Tools

Fleet management software

Maintenance tracking systems

Job description

ADP is seeking a Fleet Diesel Mechanical Technician in Stockdale, TX. You will diagnose, repair, and maintain diesel engines and transmissions to keep fleet vehicles operating safely and efficiently.

You will perform preventive maintenance, use diagnostic tools, and keep detailed records while coordinating with fleet management to minimize downtime. Hands-on repair, safety compliance, and ongoing skill development are essential.