Night Shift Diesel Technician — Diagnose, Repair & Mentor

HOLT Group; Houston (TX); On-site; USD 55,000 - 75,000; Full time

Job summary

HOLT Truck Centers in Houston, TX is seeking a Diesel Technician for night shift to diagnose, repair, and recondition trucks and related equipment. You will work on engine and drivetrain systems with supervision and mentor junior technicians.

Mid-level position requiring 2+ years of hands-on experience; CDL A/B preferred; ASE, AC and Brake certifications preferred. The role emphasizes safety, quality, and customer service in a fast-paced shop environment.

Qualifications

• Two+ years of experience as a technician; mid-level or higher.
• CDL Class A/B preferred; ASE certifications preferred.
• AC and Brake System Certifications are required.
• Strong troubleshooting and diagnostic skills.

Responsibilities

• Diagnose and repair moderately complex engine malfunctions with supervision.
• Perform engine and related equipment repairs to factory specs.
• Disassemble, inspect, and reassemble components per procedures.
• Provide quality control inspections and road testing as needed.
• Document service reports, parts requisitions, and timecards.
• Mentor lower level technicians and share knowledge.

Skills

Troubleshooting

Engine systems

Electrical systems

Computer diagnostics

Customer service

Time management

Forklift operation

Reading/writing

Manual dexterity

Team collaboration

Education

High school diploma or equivalent

Technical school training

ASE Certification preferred

AC Certification required

Brake System Certification required

CDL Class A/B preferred

Tools

Diagnostic software

Electronic diagnostic tooling

Job description

HOLT Truck Centers in Houston, TX is seeking a Diesel Technician for night shift to diagnose, repair, and recondition trucks and related equipment. You will work on engine and drivetrain systems with supervision and mentor junior technicians.

Mid-level position requiring 2+ years of hands-on experience; CDL A/B preferred; ASE, AC and Brake certifications preferred. The role emphasizes safety, quality, and customer service in a fast-paced shop environment.