Senior Heavy-Duty Diagnostics Lead Technician

Empire Truck Sales, LLC; DeFuniak Springs, Mossy Head (FL, FL); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Top-tier earning potential

DTNA and OEM certification training

Tool and laptop loan programs

401(k) with company match

Medical, dental, vision, and life ins.

Company-paid disability insurance

Paid holidays and vacation time

State-of-the-art facilities

Job summary

Empire Truck Sales, LLC is seeking an experienced Master Technician to serve as the shop’s top diagnostics resource in Defuniak Springs, FL. You will diagnose complex heavy-duty truck issues, perform engine overhauls and advanced electrical work, and guide teammates through high-quality repairs.

The role emphasizes DTNA/Cummins/Allison certifications, teamwork with service staff, and consistent communication with customers in a fast-paced environment.

Qualifications

• 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 is a plus.

Responsibilities

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

Skills

Heavy-duty diagnostics

Diesel repair expertise

Lead troubleshooting

Customer communication

Education

ASE Master Medium/Heavy Truck Technician certification

OEM certifications

Tools

Diagnostic laptop

Professional tool set

Job description

Empire Truck Sales, LLC is seeking an experienced Master Technician to serve as the shop’s top diagnostics resource in Defuniak Springs, FL. You will diagnose complex heavy-duty truck issues, perform engine overhauls and advanced electrical work, and guide teammates through high-quality repairs.

The role emphasizes DTNA/Cummins/Allison certifications, teamwork with service staff, and consistent communication with customers in a fast-paced environment.