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Diesel Mechanic Level 3; Experienced Level

Job in Rancho Cucamonga, San Bernardino County, California, 91739, USA
Listing for: Rapiddieselca
Full Time position
Listed on 2026-08-25
Job specializations:
  • Trades / Skilled Labor
    Diesel Mechanic, Heavy Equipment Mechanic, Automotive Technician
Salary/Wage Range or Industry Benchmark: 32 - 36 USD Hourly USD 32.00 36.00 HOUR
Job Description & How to Apply Below
Position: Diesel Mechanic Level 3 (Experienced Level) →

Diesel Mechanic Level 3 (Experienced Level)
Summary

As an Experienced Diesel Mechanic at Rapid Diesel Repair, you’ll be at the forefront of our industry leading team. Our culture is rooted in innovation, leadership, and continuous improvement. You’ll have the opportunity to showcase your advanced skills and expertise while mentoring junior technicians and contributing to our company’s growth. At Rapid Diesel Repair, we foster a culture of accountability, professionalism, and collaboration.

Job Description:

Company Overview:
Rapid Diesel Repair, located in Rancho Cucamonga, CA, has been revolutionizing the diesel repair industry since 2015. As a young and dynamic company, we’ve consistently doubled our revenue year over year for the past five years, a testament to our unwavering commitment to excellence and innovation

At Rapid Diesel Repair, we’re not just another repair shop – we’re trailblazers on a mission to dominate the industry and redefine what it means to deliver exceptional service. With a focus on efficiency, quality, and customer satisfaction, we’ve set ourselves apart as one of the best in the field.

Our Vision:
To be the premier destination for diesel repair services in the Inland Empire, recognized for our unparalleled expertise, exceptional customer service, and relentless pursuit of excellence.

Our Mission:
We are dedicated to providing exceptional diesel truck repair services with integrity, accountability and reliability.

Payscale: $32.00 – $36.00 Plus bonus hours for all hours produced over 40 hours

Job Summary:

As an Experienced Diesel Mechanic at Rapid Diesel Repair, you’ll be at the forefront of our industry leading team. Our culture is rooted in innovation, leadership, and continuous improvement. You’ll have the opportunity to showcase your advanced skills and expertise while mentoring junior technicians and contributing to our company’s growth. At Rapid Diesel Repair, we foster a culture of accountability, professionalism, and collaboration.

Performance

Objectives
  • Lead complex diagnostics and repair projects, mentoring junior technicians and ensuring high quality workmanship
  • Conduct thorough inspections and preventative maintenance tasks
  • Stay updated on industry developments and best practices
  • Ensure compliance with safety and environmental standards in all work activities
  • Advanced diagnostic and repair skills for diesel engines, including engine overhauls
  • Expertise in transmission diagnostics and repairs, including clutch replacements
  • Mastery of suspension system repairs and upgrades, including steering components
  • Proficiency in brake system diagnostics and repairs, including ABS system troubleshooting
  • In-depth knowledge of aftertreatment systems, including SCR (Selective Catalyst Reduction) systems, DEF (Diesel Exhaust Fluid) injection system, and DPF (Diesel Particulate Filter) regeneration systems.
  • Advanced electrical diagnostics skills for troubleshooting complex issues and integrating aftermarket accessories.
  • Extensive experience with air brake system maintenance, including knowledge of all valve operations and air compressor replacements
  • Ability to conduct thorough 90‑day BIT inspections and Annual DOT inspections, ensuring compliance and safety.
  • Ability to proficiently use our software system, Fullbay.
  • Must provide your well‑rounded assortment of tools to perform most job functions
Experience Requirements
  • High School Diploma or equivalent
  • Completion of a vocational training program in diesel mechanics or equivalent work experience
  • 3-5 years experience in diesel engine maintenance and repair, with demonstrated proficiency in diagnostics and major repairs

Commitment to Diversity:
At Rapid Diesel Repair, we are deeply committed to fostering a workplace culture that celebrates diversity and promotes inclusivity. We recognize that our differences enrich our team and drive innovation, and we strive to create an environment where every individual feels valued, respected, and empowered to succeed. Through ongoing education, training, and outreach efforts, we actively challenge biases and promote equity, ensuring that opportunities for growth and advancement are accessible to all.

Shift

Schedule
  • Full Time
  • 40 hours per week
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Position Requirements
5+ Years work experience
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