Mobile Diesel Technician

At PennFleet, we’re looking for a Mobile Diesel Technician to support our trusted partner, True North Fleet Services, based out of Boothwyn, PA. This role supports fleet uptime through preventive maintenance, diagnostics, and quality repairs on diesel equipment in a mobile service environment.

If you’re a hands-on technician who values consistency, teamwork, and professional growth, this is a solid opportunity to build a long-term career with a company that is rapidly expanding throughout the country.

Key Responsibilities

• Perform preventive maintenance (PMs) on heavyduty trucks and trailers
• Diagnose and repair diesel engines, brake systems, suspension, steering, and electrical components
• Identify and troubleshoot mechanical and electronic issues
• Complete DOT inspections and ensure compliance standards are met
• Accurately document repairs and maintenance activities
• Maintain a clean, safe, and organized mobile work environment
• Collaborate with drivers, service advisors, and leadership

Qualifications

• 3+ years of diesel experience (fleet, dealership, or independent shop)
• Mobile experience required
• ASE TSeries certifications preferred (T2, T4, T5, T6, T8) or willingness to obtain
• Strong mechanical and diagnostic skills
• Familiarity with preventive maintenance programs
• Ability to work independently and as part of a team
• Valid driver’s license (CDL a plus, not required)

What We Offer

• Competitive hourly pay based on experience and certifications
• Paid ASE testing and certification support
• Wage increases tied to ASE certifications and skill progression
• Consistent workload with modern equipment
• Training opportunities and access to diagnostic tools
• Stable schedule and longterm growth potential

Why This Role Works

This isn’t just a wrench-turning job. It’s a chance to:

• Work on equipment that’s properly maintained
• Being part of a team that values quality and safety
• Grow your skills with clear advancement opportunities

Equal Opportunity Employer

True North Fleet Services is an equal opportunity employer and is committed to creating an inclusive environment for all employees.

About Pennfleet Corp

True North Fleet Services, with trusted partner PennFleet, is a national platform of premier fleet maintenance and repair providers, united by a shared commitment to operational excellence, reliability, and service innovation. Our platform brings together best-in-class, founder-led businesses to deliver comprehensive fleet repair and services across the country. By investing in people, technology, and process discipline, we empower our partners to scale while preserving the local trust and integrity they've built over decades. At True North, we’re building a platform that keeps America’s fleets Road Ready and ensures our customers have complete satisfaction. For more information, please visit www.truenorthfleetservices.com