Acceltalentgroup

Diesel Technician

Washington, District of Columbia

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hirly's read of this role

Seniority: Mid level
Country: US
Work mode: On-site / unstated
First seen by hirly: 1 Sept 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

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

Original posting on Acceltalentgroup's site ↗

Listed on hirly, a job board. hirly is not the employer: Acceltalentgroup is hiring for this role.

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