Job Description

The Diesel Technician will service Class 7–8 heavy trucks in a mixed shop and field-service environment. This role performs diagnostics, engine repairs, preventive maintenance, component replacement, and systems repairs while providing occasional local field service and customer support. The technician maintains accurate work-order documentation and follows safety compliance requirements.

Responsibilities

Perform diesel diagnostics and engine repairs on Class 7–8 heavy trucks.
Complete preventive maintenance and parts replacement.
Conduct electrical testing and repair electrical systems.
Repair hydraulic systems and service brake systems.
Perform transmission service and related repairs.
Document completed work accurately in work orders.
Follow safety compliance requirements in shop and field environments.
Provide local field repairs and customer support.

Preferred Qualifications

Experienced or entry-level background in diesel equipment maintenance.
Knowledge of diesel engine diagnostics and heavy truck repair.
Understanding of preventive maintenance, electrical systems, hydraulic systems, brake systems, and transmission repair.
Familiarity with diagnostic software and work-order management.
Strong problem-solving skills and safety awareness.

JAZ Trucking jobs

Technician Diesel

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