Diesel Technician Jobs in Illinois

Diesel Technician jobs in Illinois are open across Romeoville, Channahon, and Chicago Ridge and other Illinois metros, with employers like Penske Truck Leasing, NFI, and Cummins hiring at every experience level. Find a role that fits below and apply directly.

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Overview

Open roles11+
Top employerPenske Truck Leasing
Top cityRomeoville, IL
Cities hiring10
Work type100% On-site
Top industryTransportation

Showing 5 of 11+ Diesel Technician jobs

Republic Services
Diesel Technician Apprentice
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Republic Services
Added 1mo ago
Diesel Technician Apprentice
Republic Services
Danville, Illinois
Manufacturing Operations
Maintenance & Repair
On-Site
None
10,000+

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Penske Truck Leasing
Diesel Technician/Mechanic III
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Penske Truck Leasing
Added 1mo ago
Diesel Technician/Mechanic III
Penske Truck Leasing
Romeoville, Illinois
Manufacturing Operations
Maintenance & Repair
$29/hr
On-Site
High School
10,000+

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Penske Truck Leasing
Diesel Technician/Mechanic III
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Penske Truck Leasing
Added 1mo ago
Diesel Technician/Mechanic III
Penske Truck Leasing
Chicago Ridge, Illinois
Manufacturing Operations
Maintenance & Repair
$27.75/hr
On-Site
High School
10,000+

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Penske Truck Leasing
Diesel Technician/Mechanic III
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Penske Truck Leasing
Added 1mo ago
Diesel Technician/Mechanic III
Penske Truck Leasing
Effingham, Illinois
Manufacturing Operations
Maintenance & Repair
$23.00/hr
On-Site
High School
10,000+

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NFI
Diesel Technician Mechanic
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NFI
Added 5mo ago
Diesel Technician Mechanic
NFI
Minooka, Illinois
Manufacturing Operations
Maintenance & Repair
$30 - $32/hr
On-Site
Associate's

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See All 11 Diesel Technician Jobs in Illinois

Find roles in Illinois that match your experience and apply in just a few clicks.

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Diesel Technician Jobs by City in Illinois

Where Illinois roles are concentrated, by current openings.

Romeoville
2 jobs
Channahon
1 jobs
Chicago Ridge
1 jobs
Danville
1 jobs
Downers Grove
1 jobs
Effingham
1 jobs
Hodgkins
1 jobs
Itasca
1 jobs
Minooka
1 jobs

Diesel Technician Job Market in Illinois

A snapshot from current Illinois openings, updated as new roles post.

Who's Hiring

  • Penske Truck Leasing
    Penske Truck Leasing5
  • NFI
    NFI2
  • Cummins
    Cummins1
  • Equipment Depot
    Equipment Depot1
  • Fleet Services by Cox Automotive
    Fleet Services by Cox Automotive1

Top Industries Hiring

  • Transportation & Logistics4
  • Automotive2
  • Manufacturing2
  • Distribution & Wholesale1
  • E-Commerce & Online Marketplaces1

What Illinois Employers Look For

The qualifications that appear most often in diesel technician jobs across Illinois.

  • High school diploma or GED plus completion of a diesel technology vocational program
  • Active ASE Medium/Heavy Truck certifications in one or more of the T1-T8 areas
  • Minimum two years of hands-on experience diagnosing and repairing diesel engines
  • Proficiency with electronic diagnostic software such as Cummins Insite, JPRO, or Detroit Diesel Diagnostic Link
  • Ability to read and interpret wiring diagrams, hydraulic schematics, and OEM service manuals
  • Valid driver's license and ability to safely operate commercial vehicles for road tests

Diesel Technician Jobs in Illinois: Frequently Asked Questions

How many diesel technician jobs are there in Illinois?

There are 11+ diesel technician openings in Illinois on Migrate Mate as of June 2026, with the most roles in Romeoville, Channahon, and Chicago Ridge. New positions post regularly as employers across Illinois hire.

How much do diesel technicians make in Illinois?

Diesel technicians in Illinois earn a median of about $64,340 a year, based on May 2025 Bureau of Labor Statistics wage data, ranging from around $44,760 for the lowest 10% to over $97,670 for the top 10%. Pay rises with experience, specialty, and employer.

Which Illinois cities have the most diesel technician jobs?

Romeoville, Channahon, and Chicago Ridge have the most diesel technician openings in Illinois right now, with additional roles spread across smaller metros statewide.

Which companies hire diesel technicians in Illinois?

Employers hiring diesel technicians in Illinois include Penske Truck Leasing, NFI, and Cummins, based on current listings on Migrate Mate as of June 2026.

Are there remote diesel technician jobs in Illinois?

Yes. About 0% of diesel technician openings tied to Illinois are remote or hybrid as of June 2026. The rest are on-site roles based in Illinois metros.

How do I apply for diesel technician jobs in Illinois?

You can apply to diesel technician jobs in Illinois directly on Migrate Mate. Search the listings above, find roles that match your experience and preferred Illinois location, then apply to each one that fits.

See All 11 Diesel Technician Jobs in Illinois

Find roles in Illinois that match your experience and apply in just a few clicks.

Find Diesel Technician Jobs