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Senior Lead Heavy Diesel Fleet Technician

CCXpress, Inc
Fontana, CA Full Time
POSTED ON 7/18/2026
AVAILABLE BEFORE 11/14/2026

Senior Lead Heavy Diesel Fleet Supervisor

CCXpress, Inc. – Fontana, CA
Pay: $70,000–$80.000 Annually

CCXpress is seeking an experienced Senior Lead Heavy Diesel Fleet Supervisor to lead our maintenance team and keep our Class 8 tractors and trailers operating safely, efficiently, and in full DOT compliance.

Responsibilities:

  • Lead and mentor shop technicians
  • Diagnose and repair Class 8 tractors and trailers
  • Schedule and oversee preventive maintenance (PM)
  • Perform DOT inspections and ensure compliance
  • Coordinate breakdowns and roadside repairs
  • Manage parts inventory and vendor relationships
  • Track maintenance costs and equipment reliability
  • Perform quality control on completed repairs

Qualifications:

  • 5 years of heavy-duty diesel repair experience
  • Leadership or Lead Technician experience preferred
  • Strong diagnostic skills on diesel engines, air brakes, and electrical systems
  • Experience with Cummins INSITE, JPRO, DDDL, or similar diagnostic software
  • CDL Class A preferred
  • Able to work in a outdoor environment
  • ASE or manufacturer certifications preferred
  • Ability to lift up to 100 lbs. and work in a fast-paced shop environment
  • Paid holidays and vacation
  • Medical Income Allowance after 90 days
  • Retirement benefits after one year
  • Uniforms and ongoing training
  • Career advancement opportunities
  • If you're a skilled diesel technician looking to lead a professional maintenance team with a growing transportation company, we'd like to hear from you.

Pay: $70,000.00 - $80,000.00 per year

Benefits:

  • Health savings account
  • Retirement plan

Application Question(s):

  • Do you have a strong diagnostic experience on Class 8 trucks
  • Able to track maintenance cost per tractor and trailer
  • Do you have the ability to lift 50–100 pounds
  • Are you able to work in an outside environment

Experience:

  • Diesel engine repair: 5 years (Required)
  • Fleetio Fleet Software : 5 years (Required)
  • • Heavy Duty Inspector Certification : 5 years (Required)
  • Able to use Cummins Insite & JPro: 5 years (Required)

License/Certification:

  • CDL A (Preferred)

Willingness to travel:

  • 25% (Required)

Work Location: In person

Salary : $70,000 - $80,000

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