Lead Diesel Mechanic - Mentor Techs, EMS Fleet

DeKalb Health; Houston (TX); On-site; USD 64,000 - 79,000; Full time

Benefits offered by this job

401k with company match

Health insurance

Dental insurance

Disability coverage

Paid time off

Holidays

Job summary

Frazer, Ltd. in Houston seeks a Lead, Medium Duty Diesel Mechanic to bring diagnostic expertise and mentoring to our service center. You will guide technicians, ensure workmanship, and elevate shop performance while handling EMS vehicle diagnostics.

We value hands-on leaders who diagnose complex issues across Ford, Ram, GM, and International platforms, and who mentor peers toward NFPA standards and durable repairs.

Qualifications

• 5 to 7+ years of hands-on experience servicing light/medium-duty diesel trucks or commercial fleets.
• Diagnose and repair diesel engine, electrical, suspension, and driveline issues.
• A genuine interest in teaching and mentoring other technicians, not just fixing orders.
• Experience with Ford 6.7L PowerStroke, Ram 6.7L Cummins, GM/Chevy 6.6L Duramax, and International CV Series chassis.

Responsibilities

• Walk the floor to check vehicles queued for PM cycles or complex repairs.
• Diagnose hard-fault issues on diesels and guide junior techs through repairs.
• Coach a junior tech through complex brake jobs and safety checks.
• Run digital vehicle inspections on ambulances and flag chassis wear.

Skills

PowerStroke

Cummins

Duramax

International platforms

Education

High school

Job description

Frazer, Ltd. in Houston seeks a Lead, Medium Duty Diesel Mechanic to bring diagnostic expertise and mentoring to our service center. You will guide technicians, ensure workmanship, and elevate shop performance while handling EMS vehicle diagnostics.

We value hands-on leaders who diagnose complex issues across Ford, Ram, GM, and International platforms, and who mentor peers toward NFPA standards and durable repairs.