Senior Diesel Technician: Diagnostics Leader & Mentor

Empire Truck Sales, LLC; DeFuniak Springs (FL); On-site; USD 85,000 - 135,000; Full time

Benefits offered by this job

Medical, dental, vision, and life保险

401(k) with company match

Paid holidays and vacation time

Short- and long-term disability

Tool and laptop loan program

Job summary

Empire Truck Sales, LLC is seeking a Master Diesel Technician to serve as the lead diagnostic resource for complex repairs in a high-volume shop. The role includes engine overhauls, transmission work, and advanced electrical troubleshooting, with direct collaboration with DTNA technical support and field engineers.

Ideal candidates have 6+ years of heavy-duty experience, ASE Master/Mid-Heavy certification or OEM equivalents, and the ability to mentor junior technicians.

Qualifications

• Minimum of 6 years of heavy-duty truck technician experience with expert-level diagnostic skills.
• ASE Master Medium/Heavy Truck Technician certification or equivalent OEM certification required.
• DTNA, Detroit, Cummins, or Allison certifications strongly preferred; Western Star experience a plus.
• Valid driver's license with clean MVR; Class A CDL is a plus but not required.

Responsibilities

• Serve as the shop’s lead diagnostic resource for complex, intermittent repairs.
• Perform major engine overhauls, DT12 and Allison transmission repairs, and advanced electrical/multiplex troubleshooting.
• Handle ECU programming, parameter changes, and software updates.
• Train, mentor, and quality-check the work of junior technicians.
• Collaborate with service advisors and foreman on repair estimates and customer communication.

Skills

Diesel diagnostics

Heavy-duty trucks

ECU programming

DTNA certifications

OEM certifications

Tool proficiency

Customer communication

Tools

Diagnostic laptop

Comprehensive tool set

Job description

Empire Truck Sales, LLC is seeking a Master Diesel Technician to serve as the lead diagnostic resource for complex repairs in a high-volume shop. The role includes engine overhauls, transmission work, and advanced electrical troubleshooting, with direct collaboration with DTNA technical support and field engineers.

Ideal candidates have 6+ years of heavy-duty experience, ASE Master/Mid-Heavy certification or OEM equivalents, and the ability to mentor junior technicians.