Senior Diesel Technician (Level 3) – Trucks & Diagnostics

HOLT Group; Austin (TX); On-site; USD 70,000 - 100,000; Full time

Job summary

HOLT Truck Centers in Austin, TX seeks a Level 3 Truck Service Technician to perform advanced diagnostics and engine repairs with limited supervision. This senior role requires strong knowledge of diesel systems, safety discipline, and the ability to mentor junior technicians.

The position reports to the supervisor and offers opportunities for growth within a values-driven service culture. Expect to work onsite, with occasional travel and full-time hours.

Qualifications

• High school diploma or equivalent; technical school or skilled trades program is a plus.
• Minimum of four years of experience in diesel/truck service or related field.
• Ongoing safety training and ability to model VBL culture at Holt.

Responsibilities

• Troubleshoots and diagnoses complex engine malfunctions with minimal supervision.
• Performs engine and related repairs on trucks and trailers with direction and minimal supervision.
• Disassembles, inspects, determines parts needed, and reassembles to factory specifications.
• Maintains safety, quality control, and documentation for service reports.

Skills

Diagnostics

Engine repair

Troubleshooting

Verbal communication

Teamwork

Education

High school diploma or equivalent

Technical training program

Tools

Diagnostic tools

Diagnostic software

Forklift operation

Job description

HOLT Truck Centers in Austin, TX seeks a Level 3 Truck Service Technician to perform advanced diagnostics and engine repairs with limited supervision. This senior role requires strong knowledge of diesel systems, safety discipline, and the ability to mentor junior technicians.

The position reports to the supervisor and offers opportunities for growth within a values-driven service culture. Expect to work onsite, with occasional travel and full-time hours.