Senior Mobile Diesel Technician — Lead On‑Site Repairs & Growth

Fleet Services by Cox Automotive; Leesburg (FL); On-site; USD 65,000 - 90,000; Full time

Benefits offered by this job

Weekly pay

Safety bonuses

Uniforms provided

Tablet & company cellphone

Technical training

Job summary

Cox Fleet is a leading provider of on-site mobile maintenance and repair services for fleets nationwide. We are seeking a Sr. Mobile Diesel Technician to perform DOT inspections, PM inspections, and advanced diagnostics in the field.

You will work independently, manage parts, and document work using our TRAIT app on an iOS device. This senior role requires DOT compliance, ASE certifications preferred, and the ability to communicate effectively with customers and management.

Qualifications

• HS diploma or GED with 5 years’ related experience.
• Alternative: higher degree/certification with 3 years’ related experience.
• 7 years’ related experience acceptable.

Responsibilities

• Perform scheduled PM and DOT inspections on light, medium and heavy-duty vehicles in a mobile/field environment.
• Diagnose, adjust, and repair electrical/hydraulic/mechanical systems on trucks.
• Road test vehicles to verify repairs and identify issues.
• Manage parts inventory on company-issued service truck and reconcile stock.
• Document work using the TRAIT app and upload photos of RO, parts and findings.
• Complete DOT forms accurately and timely.

Skills

Physical stamina

Communication

Analytical skills

Tool selection

Education

HS Diploma/GED

Tools

Hand tools

Diesel tools

Welding equipment

TRAIT app/iOS device

Job description

Cox Fleet is a leading provider of on-site mobile maintenance and repair services for fleets nationwide. We are seeking a Sr. Mobile Diesel Technician to perform DOT inspections, PM inspections, and advanced diagnostics in the field.

You will work independently, manage parts, and document work using our TRAIT app on an iOS device. This senior role requires DOT compliance, ASE certifications preferred, and the ability to communicate effectively with customers and management.