Senior Diesel Technician

Ryder System, Inc.; Elizabeth (NJ); On-site; USD 65,000 - 90,000; Full time

Job summary

Ryder System, Inc. in Elizabeth, NJ is seeking a Senior Diesel Technician to perform advanced maintenance and repair on heavy-duty trucks and fleet vehicles.

You will diagnose issues using OEM software, perform engine and aftertreatment work, and conduct preventive services while ensuring safety and regulatory compliance.

You will coach junior technicians, advise shop leadership on repair decisions, and communicate with drivers to resolve vehicle concerns.

Qualifications

• Minimum requirements include hands-on diesel maintenance experience.
• Experience with heavy-duty trucks and fleet vehicles.
• Ability to interpret diagnostics and perform complex repairs.

Responsibilities

• Perform advanced maintenance and repair on heavy-duty trucks and fleet vehicles.
• Conduct diagnostics and complex engine/aftertreatment work.
• Perform preventive services and safety/regulatory compliance checks.
• Coach junior technicians and advise shop leadership on repair decisions.
• Interact with drivers to understand and resolve vehicle concerns.

Skills

Diesel diagnostics

Lead/mentoring

OEM software

Safety compliance

Education

High school diploma or equivalent

Technical training certificate

Tools

Shop management software

Diagnostic tools (OEM)

Job description

As a Senior Diesel Technician, you perform advanced maintenance and repair on heavy-duty trucks and fleet vehicles, including diagnostics, complex engine and aftertreatment work, and preventive services. You use OEM diagnostic software and shop management systems, support roadside triage, and ensure safety and regulatory compliance. You also coach junior technicians, advise shop leadership on repair decisions, and interact with drivers to understand and resolve vehicle concerns.