Mobile Diesel Master Mechanic – 100% Travel (Field-Based)

RATP Dev USA; United States; On-site; USD 65,000 - 90,000; Full time

Benefits offered by this job

Medical/dental/vision benefits

401(k)

Paid holidays/vacation

Job summary

RATP Dev USA is hiring four experienced, safety-focused Mobile Master Diesel Mechanics for full-time, field-based national roles supporting transit fleets and approved customer assignments. Candidates from across the United States are encouraged to apply and must be prepared for extensive travel, including overnight deployments and up to 100% travel on active assignments.

The position offers competitive benefits, a bonus opportunity, and the chance to lead advanced diagnostics, heavy repair

Qualifications

• Seven years of progressive heavy-duty fleet maintenance experience.
• Transit-bus, motor-coach, or comparable commercial-vehicle background.
• High school diploma or equivalent; diesel tech schooling preferred.
• ASE/Master credentials strongly preferred for hiring.
• Ability to work independently and mentor others across sites.
• Must meet DOT/FMCSA and safety testing requirements.

Responsibilities

• Provide advanced diagnostics and complex mechanical/electrical repairs.
• Perform or lead engine/transmission replacement and major-component work.
• Conduct PM, condition, and safety inspections; document results.
• Support startups, fleet transitions, repair campaigns, and recovery projects.
• Mentor local technicians and uphold quality and safety standards.

Skills

Advanced diagnostics

Electrical troubleshooting

Heavy-duty maintenance

Fleet maintenance

Mentoring others

Education

High school diploma or equivalent

Diesel technical school or equivalent military training

Tools

Class A CDL with Air Brake & Passenger endorsements

ASE Master Transit Bus credentials

Job description

RATP Dev USA is hiring four experienced, safety-focused Mobile Master Diesel Mechanics for full-time, field-based national roles supporting transit fleets and approved customer assignments. Candidates from across the United States are encouraged to apply and must be prepared for extensive travel, including overnight deployments and up to 100% travel on active assignments.

The position offers competitive benefits, a bonus opportunity, and the chance to lead advanced diagnostics, heavy repair