Experienced Diesel Mechanic

Benefits:

• 401(k)
• Bonus based on performance
• Company car
• Competitive salary
• Flexible schedule
• Opportunity for advancement
• Paid time off

Road One Mobile Inc is looking for an Experienced Diesel Mechanic to join our team in Ontario, CA! This is a great opportunity to put your skills to work in a fast-paced, hands-on environment where your expertise keeps our fleet running strong. If you're passionate about diesel engines and take pride in quality work, we want to hear from you.

• Diagnose, repair, and maintain diesel-powered trucks, trailers, and heavy-duty vehicles
• Perform preventive maintenance including oil changes, brake inspections, and fluid checks
• Troubleshoot engine, transmission, electrical, and hydraulic system failures
• Conduct DOT inspections and ensure vehicles meet compliance and safety standards
• Utilize diagnostic software and tools to identify and resolve mechanical issues
• Complete accurate repair orders and maintenance documentation
• Coordinate with fleet managers to prioritize repairs and minimize vehicle downtime

• 5+ years of hands-on diesel mechanic experience required
• Proficiency in diagnosing and repairing diesel engines (Cummins, Detroit, Paccar, etc.)
• Experience with electronic diagnostic tools such as Nexiq, Jaltest, or similar
• Knowledge of DOT regulations and commercial vehicle safety standards
• ASE certification or equivalent trade school training preferred
• Must supply own set of professional hand tools
• Strong attention to detail, self-motivated, and able to work independently

Road One Mobile Inc is a trusted name in commercial vehicle services, proudly serving the Ontario, Los Angeles, San Diego CA area and beyond. Our customers rely on us for dependable, high-quality fleet maintenance and repair that keeps their operations moving. We foster a team-first culture where skilled technicians are valued, supported, and given the tools they need to succeed.