Mid Level Diesel Mechanic Jobs

Mid level diesel mechanic jobs go to technicians ready to diagnose complex failures independently, take ownership of repair workflows, and guide less experienced mechanics without waiting to be directed. These roles are almost entirely on-site, concentrated in Transportation & Logistics, Staffing & Recruiting, and Waste Management & Environmental Services, with employers like United Rentals, First Student, and Jobot hiring at this level now.

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Overview

Open roles57
Top stateCalifornia
Top employerUnited Rentals
Top cityMartinez, CA
Work type100% On-site
Top industryTransportation

Showing 5 of 57+ Mid Level Diesel Mechanic jobs

United Rentals
Diesel Mechanic
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United Rentals
Added 1d ago
Diesel Mechanic
United Rentals
Baton Rouge, Louisiana
Manufacturing Operations
Maintenance & Repair
Skilled Trades
On-Site
High School
10,000+

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United Rentals
Diesel Mechanic
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United Rentals
Added 1d ago
Diesel Mechanic
United Rentals
Lawton, Oklahoma
Manufacturing Operations
Maintenance & Repair
Skilled Trades
On-Site
High School
10,000+

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Performance Foodservice
Class A Diesel Mechanic Technician
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Performance Foodservice
Added 1d ago
Class A Diesel Mechanic Technician
Performance Foodservice
Houma, Louisiana
Manufacturing Operations
Maintenance & Repair
$30.00/hr or more depending on experience and skill level
On-Site
High School

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United Rentals
Field Diesel Mechanic - Customer Equipment
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United Rentals
Added 2d ago
Field Diesel Mechanic - Customer Equipment
United Rentals
Longview, Texas
Maintenance & Repair
Quality Control
Skilled Trades
High school diploma or GED
10,000+

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United Rentals
Field Diesel Mechanic / Service Technician
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United Rentals
Added 2d ago
Field Diesel Mechanic / Service Technician
United Rentals
Indianapolis, Indiana
Customer Service
Customer Support
Hospitality & Guest Services
$34 - $39/hr
High school diploma or GED
10,000+

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See All 57 Mid Level Diesel Mechanic Jobs

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Mid Level Diesel Mechanic Job Market

Who's Hiring

  • United Rentals
    United Rentals32
  • First Student
    First Student6
  • Jobot
    Jobot5
  • Ryder System
    Ryder System3
  • Republic Services
    Republic Services2

Top Industries Hiring

  • Transportation & Logistics
  • Staffing & Recruiting
  • Waste Management & Environmental Services
  • Distribution & Wholesale
  • Chemicals & Materials

Mid Level Diesel Mechanic Jobs: Frequently Asked Questions

How do I get a mid level diesel mechanic job?

Position your application around diagnostic independence and repair ownership, not just task completion. Highlight experience with specific systems like fuel injection, DEF systems, or hydraulics, and call out situations where you diagnosed a failure others missed or managed a repair from teardown to road test without supervision. Certifications like ASE Medium or Heavy Truck strengthen your profile significantly at this level.

Which companies hire mid level diesel mechanics?

Companies hiring mid level diesel mechanics right now include United Rentals, First Student, and Jobot, based on current listings on Migrate Mate as of September 2026. Hiring at this level is broad, pulling from fleet operators, equipment rental companies, freight carriers, and municipalities that need technicians who can work through complex repairs without constant direction.

Are there remote mid level diesel mechanic jobs?

Yes, though the role is primarily hands-on work. About 0% of mid level diesel mechanic openings are remote or hybrid as of September 2026, typically covering field service roles where technicians travel to job sites rather than reporting to a fixed shop. Remote work in a traditional shop setting is not a realistic expectation for this trade.

How do I move up to a mid level diesel mechanic role?

The path from entry level to mid level is built on taking ownership beyond assigned tasks. Technicians who advance fastest seek out diagnostic work early, volunteer to lead repairs on unfamiliar systems, and document what they learn. Completing ASE certifications in relevant categories and consistently closing repair orders with clean documentation signals readiness to employers evaluating you for more responsibility.

Which industries hire the most mid level diesel mechanics?

Mid Level diesel mechanic roles concentrate in Transportation & Logistics, Staffing & Recruiting, and Waste Management & Environmental Services, based on current listings on Migrate Mate as of September 2026. These sectors rely on large, mixed-age fleets that require technicians capable of handling both routine maintenance and complex, unscheduled repairs without heavy supervision.