Senior Diesel Technician - Truck Diagnostics & Repairs

HOLT CAT; Irving (TX); On-site; USD 70,000 - 90,000; Full time

Job summary

HOLT CAT is seeking a Level 3 Diesel Technician in Irving, TX. The role focuses on advanced engine diagnostics, repair, and mentoring junior technicians.

This senior position requires strong troubleshooting, safety discipline, and the ability to work with limited supervision, using VBL principles daily. Location is onsite in Irving with travel minimal; candidates should have 4+ years of relevant experience and hold a high school diploma or equivalent, preferably with technical training and

Qualifications

• High school diploma or equivalent required; accredited skilled trades program preferred.
• Minimum four years of experience in field requested.
• Completion of Levels 1 & 2 curriculum per Leveling Description Guide.
• ProTech training compliance and VBL culture familiarity.

Responsibilities

• Troubleshoots and diagnoses complex engine malfunctions with guidance; performs engine and related equipment repairs.
• Disassembles, inspects, and reassembles components to factory specs within TRGs.
• Completes service reports, timecards, and parts requisitions; maintains documentation.
• Maintains tools and equipment; ensures safety policies are followed.
• Mentors lower-level technicians and communicates progress to supervisors and customers.
• Performs other duties as assigned.

Skills

Troubleshooting

Diagnostics

Verbal communication

Problem solving

Mentoring

Time management

Safety awareness

Vehicle operation

Teamwork

Reading/writing

Education

High school diploma or equivalent

Technical school/skilled trades program

Tools

Diagnostics software

Job description

HOLT CAT is seeking a Level 3 Diesel Technician in Irving, TX. The role focuses on advanced engine diagnostics, repair, and mentoring junior technicians.

This senior position requires strong troubleshooting, safety discipline, and the ability to work with limited supervision, using VBL principles daily. Location is onsite in Irving with travel minimal; candidates should have 4+ years of relevant experience and hold a high school diploma or equivalent, preferably with technical training and