Mecánico diésel móvil

A Plus Mobile Fleet Service Inc; Brea (CA); On-site; USD 60,000 - 95,000; Full time

Job summary

A Plus Mobile Fleet Service Inc is seeking a skilled Mobile Diesel Mechanic to join our team in Brea, CA. This hands-on role requires working independently to keep commercial fleets running at peak performance.

You will diagnose and repair diesel engines on-site at customer locations, perform preventive maintenance, inspect brakes per DOT, and document all services. If you have experience with heavy-duty engines and diagnostic tools, we want you.

Qualifications

• Experience as a diesel mechanic, preferably mobile or fleet service.
• Strong knowledge of heavy-duty engines (Cummins, Detroit, PACCAR).
• Proficient with diagnostic software and tools.
• CDL is a plus; valid driver’s license required.
• Ability to work independently in the field.
• Familiarity with DOT compliance and safety regulations.

Responsibilities

• Diagnose, repair, and perform preventive maintenance on diesel engines at customer sites.
• Troubleshoot heavy-duty trucks and trailers.
• Inspect brakes per DOT regulations.
• Service electrical, cooling, transmissions, and drivetrains.
• Complete work orders and document parts used.
• Maintain mobile service truck and inventory.
• Communicate repair status and recommendations to customers.

Skills

Diesel mechanic

Mobile fleet service

Heavy-duty engines

Diagnostic software

CDL

Driver's license

Job description

About the Role:

A Plus Mobile Fleet Service Inc is looking for a skilled Mobile Diesel Mechanic to join our team in Brea, CA! This is a hands-on, on-the-go opportunity for a motivated technician who thrives working independently and keeping commercial fleets running at peak performance.

Responsibilities:

• Perform on-site diesel engine diagnostics, repairs, and preventive maintenance at customer locations
• Troubleshoot and repair heavy-duty trucks, trailers, and commercial fleet vehicles
• Conduct brake inspections, repairs, and adjustments in compliance with DOT regulations
• Service and repair electrical systems, cooling systems, transmissions, and drivetrains
• Complete accurate work orders and document parts used and services performed
• Maintain and organize mobile service truck, tools, and inventory
• Communicate professionally with customers regarding repair status and recommendations

Requirements:

• Proven experience as a diesel mechanic, preferably in a mobile or fleet service environment
• Strong knowledge of heavy-duty diesel engines (Cummins, Detroit, Paccar, etc.)
• Proficiency with diagnostic software and tools
• Valid driver's license with a clean driving record; CDL a plus
• Ability to work independently in the field with minimal supervision
• Familiarity with DOT compliance and safety regulations
• Own tools preferred; reliable and detail-oriented work ethic

About Us:

A Plus Mobile Fleet Service Inc is a trusted name in mobile diesel repair and fleet maintenance serving the Brea, CA area and surrounding communities. We pride ourselves on delivering fast, reliable, and professional service that keeps our customers' fleets on the road. Our team enjoys the freedom of mobile work, competitive pay, and a company culture built on quality craftsmanship and mutual respect.