Diesel Mechanic (Diag)

Prospect Account

Job Summary

We are seeking a skilled Diagnostic Diesel Technician to join our maintenance team. This role focuses on advanced diagnostics, troubleshooting, and repair of diesel-powered equipment and vehicles. The ideal candidate has strong electrical and emissions diagnostic experience and can efficiently identify and resolve complex mechanical issues while maintaining high safety and quality standards.

Key Responsibilities

Perform advanced diagnostics on diesel engines, emissions systems, and electronic controls

Troubleshoot electrical, hydraulic, and pneumatic systems

Diagnose and repair aftertreatment systems (DPF, DEF, SCR)

Utilize diagnostic software and OEM scan tools to determine root cause failures

Perform repairs on engines, transmissions, brakes, steering, suspension, and drivetrains

Accurately document repairs, diagnostics, and parts usage

Conduct preventative maintenance inspections

Maintain compliance with safety, environmental, and company policies

Assist and mentor junior technicians as needed

Required Qualifications

3+ years of hands-on diesel technician experience

Strong diagnostic and electrical troubleshooting skills

Experience with diesel engines (Cummins, Detroit, CAT, PACCAR, etc.)

Familiarity with OEM diagnostic software and scan tools

Ability to read wiring diagrams and service manuals

Valid driver’s license (CDL preferred or willingness to obtain)

Own basic hand tools