Diesel Technician

Heavy Duty Diesel Technician / Diesel Mechanic
Competitive Pay and Benefits
Washington DC Metro Area | Shop & Mobile Positions Available
Join a Growing Team with a State-of-the-Art Facility!
We are actively hiring Entry-Level, Mid-Level, and Master Diesel Technicians to join our growing team. If you are passionate about diesel repair, heavy-duty trucks, buses, fleet maintenance, diagnostics, and hands-on mechanical work, we want to hear from you!
Our company offers:
Competitive Pay
Career Growth Opportunities
Modern State-of-the-Art Facility with Heated Floors
Best-in-Class Training & Development
Stable Full-Time Work with Overtime Available
We are looking for motivated team players with strong work ethic, mechanical aptitude, and a commitment to delivering excellent customer service.
Position Overview
As a Heavy Duty Diesel Technician / Diesel Mechanic, you will diagnose, troubleshoot, repair, and perform preventative maintenance on a variety of diesel-powered trucks, buses, and heavy equipment. Both shop technician and mobile diesel mechanic positions are available.
This role is ideal for candidates with experience in:
Diesel engines
Fleet maintenance
Heavy-duty truck repair
Bus repair
Preventative maintenance (PM)
Electrical systems
Hydraulics
Brakes and driveline systems
Mobile service repair
Key Responsibilities
Diagnose and troubleshoot diesel trucks and buses
Perform preventative maintenance inspections and services (PMs)
Repair and maintain diesel engines, brakes, drivetrains, hydraulics, transmissions, and electrical systems
Read technical manuals and repair documentation
Remove and replace parts efficiently within standard repair times
Complete accurate service and repair documentation
Maintain clean and safe work areas
Operate mobile equipment and perform road service calls when needed
Communicate effectively with drivers, operators, and team members
Follow all company safety procedures and guidelines
Assist with parts inventory and supply management
Qualifications
Required:
High School Diploma or GED
Minimum 2 years of heavy-duty diesel or fleet maintenance experience
Ability to diagnose and repair diesel systems
Ability to read and write in English
Ability to work overtime as needed
Preferred:
Diesel Technology Certification or Trade School Training
CDL (Commercial Driver’s License)
Experience with fleet maintenance software and diagnostics
Experience with multiple makes and models of trucks and buses
Skills & Experience
Ideal candidates will have knowledge of:
Diesel engine repair
Electrical diagnostics
Hydraulics
Brake systems
Power transmissions
Driveline systems
Preventative maintenance programs
DOT inspections
Mobile diesel repair

Employment type
Full-Time

Work arrangement
No