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Diesel Optimization Jobs in Dupo, IL (NOW HIRING)

CIT Trucks

Diesel Service Technician

Troy, IL · On-site

$23 - $43/hr

... optimal vehicle performance and longevity. * Complete accurate and detailed documentation of work ... to become a Diesel Technician at CIT Trucks, LLC include: * Preventive maintenance experience ...

CIT Trucks

Diesel Service Technician

Troy, IL

$23.50 - $44/hr

... optimal vehicle performance and longevity. * Complete accurate and detailed documentation of work ... to become a Diesel Technician at CIT Trucks, LLC include: * Preventive maintenance experience ...

CIT Trucks

Diesel Service Technician

Fenton, MO

$23.50 - $44/hr

... optimal vehicle performance and longevity. * Complete accurate and detailed documentation of work ... to become a Diesel Technician at CIT Trucks, LLC include: * Preventive maintenance experience ...

CIT Trucks

Diesel Service Technician

Fenton, MO · On-site

$23.50 - $44/hr

Responsibilities of a Diesel Technician entail: * Perform thorough diagnostics, troubleshooting ... optimal vehicle performance and longevity. * Complete accurate and detailed documentation of work ...

CIT Trucks

Diesel Service Technician

Fenton, MO · On-site

$23 - $43/hr

... optimal vehicle performance and longevity. * Complete accurate and detailed documentation of work ... to become a Diesel Technician at CIT Trucks, LLC include: * Preventive maintenance experience ...

CIT Trucks

Diesel Service Technician

Troy, IL · On-site

$23.50 - $44/hr

Responsibilities of a Diesel Technician entail: * Perform thorough diagnostics, troubleshooting ... optimal vehicle performance and longevity. * Complete accurate and detailed documentation of work ...

Truck Centers, Inc.

Mobile Diesel Mechanic

Troy, IL · On-site

$27.02 - $40.52/hr

As a Mobile Diesel Mechanic at Truck Centers, Inc., you'll be a key player in providing exceptional ... bringing vehicles back to optimal condition. * Repair Key Truck Systems: From engines and ...

Truck Centers, Inc.

Mobile Diesel Mechanic

Troy, IL

As a Mobile Diesel Mechanic at Truck Centers, Inc., you'll be a key player in providing exceptional ... bringing vehicles back to optimal condition. * Repair Key Truck Systems: From engines and ...

Truck Centers, Inc.

Mobile Diesel Mechanic

Troy, IL

$27.02 - $40.52/hr

As a Mobile Diesel Mechanic at Truck Centers, Inc., you'll be a key player in providing exceptional ... bringing vehicles back to optimal condition. * Repair Key Truck Systems: From engines and ...

pompstire

Commercial Vehicle Mechanic

Dupo, IL

We're currently looking for a Diesel Mechanic to join our team and help keep vehicles rolling ... Maintain and replace tires as needed to ensure optimal vehicle performance * Care for and maintain ...

pompstire

Commercial Vehicle Mechanic

Dupo, IL

We're currently looking for a Diesel Mechanic to join our team and help keep vehicles rolling ... Maintain and replace tires as needed to ensure optimal vehicle performance * Care for and maintain ...

Pomp's Tire Service

Commercial Vehicle Mechanic

Dupo, IL · On-site

$22 - $28/hr

We're currently looking for a Diesel Mechanic to join our team and help keep vehicles rolling ... Maintain and replace tires as needed to ensure optimal vehicle performance * Care for and maintain ...

WM

Senior Mechanic/Technician

Saint Louis, MO · On-site

Follow manufacturer specifications and safety guidelines to ensure quality repairs and optimal ... in a diesel, automotive, construction, or industrial setting and * 3 years inspecting ...

WM

Senior Mechanic/Technician

Saint Louis, MO · On-site

Follow manufacturer specifications and safety guidelines to ensure quality repairs and optimal ... in a diesel, automotive, construction, or industrial setting and * 3 years inspecting ...

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See Dupo, IL salary details

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How much do diesel optimization jobs pay per hour?

As of Aug 31, 2026, the average hourly pay for diesel optimization in Dupo, IL is $26.17, according to ZipRecruiter salary data. Most workers in this role earn between $22.26 and $29.38 per hour, depending on experience, location, and employer.

What cities near Dupo, IL are hiring for Diesel Optimization jobs?

Cities near Dupo, IL with the most Diesel Optimization job openings:

Diesel Optimization jobs near you
Infographic showing various Diesel Optimization job openings in Dupo, IL as of August 2026, with employment types broken down into 86% Full Time, 10% Part Time, 3% Contract, and 1% Nights. Highlights an 77% Physical, 5% Hybrid, and 18% Remote job distribution, with an average salary of $54,436 per year, or $26.2 per hour.

Diesel Service Technician

Troy, IL • On-site

CIT Trucks
Trucking • 501 - 1,000 employees

7.2

Company rating: 7.2 out of 10

Based on 10 frontline employees who took The Breakroom Quiz

57th of 155 rated car dealerships

People enjoy working here

Good employer

Learn new skills

Learn more about CIT Trucksexternal

$23 - $43/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 24 days ago

Job description

Job Type
Full-time
Description
At CIT Trucks, LLC, we fuel the engine of the American economy. With the trucking industry moving a staggering 76% of the nation's goods, we are looking for competitive, high-velocity individuals ready to dominate with a premier Midwest leader. This isn't just a job; it's a high-impact career path backed by the massive purchasing power of a $38 million inventory and a proven track record of selling over 4,000 trucks annually.
Our team operates at a scale few can match, supported by over 360 professional service bays and a network of state-of-the-art body shops delivering elite-level craftsmanship. We are a dominant force across Illinois, Missouri, and Indiana, with 16 locations and a powerhouse workforce of 900+ employees. With revenues already exceeding $920 million and a clear trajectory to surpass $1 billion in the coming years, we are looking for the next generation of leaders to help us get there.
Why CIT Trucks? Your Path to the Top:
  • Join a Winning Legacy: Be a vital part of a rapidly growing company with a rock-solid track record of success.
  • Master Your Craft: Receive elite, comprehensive training and development designed to make you an industry expert.
  • Limitless Growth: We don't just hire; we promote. Advance your career through aggressive internal opportunities.

If you have the drive to match our volume and the motivation to support a critical national industry, CIT Trucks is where you belong.
Responsibilities of a Diesel Technician entail:
  • Perform thorough diagnostics, troubleshooting, and repair of diesel engines, transmissions, electrical systems, and other medium-duty and heavy-duty vehicle components.
  • Conduct preventative maintenance according to manufacturer recommendations and company standards, ensuring optimal vehicle performance and longevity.
  • Complete accurate and detailed documentation of work performed, including service records, parts used, and labor hours.
  • Adhere to strict safety protocols in the work environment, maintaining a clean workspace and properly utilizing tools and equipment.
  • Complete online training courses and attend instructor-led classes to advance your career.
  • Collaborate with the service team to provide exceptional customer service and prioritize the timely completion of repairs.

CIT Trucks, LLC. provides a comprehensive wage and benefits package that includes:
  • Boot reimbursement at $150 annually
  • Prescription safety glasses up to $175 annually
  • Tool assistance program
  • Paid holidays and PTO
  • Choice between 3 wide-ranging medical plans with prescription coverage
  • Option to participate in HSA or FSA savings accounts
  • Access to dental and vision insurance
  • Short- and long-term disability coverage
  • Company paid life insurance, as well as additional voluntary life insurance for self and family
  • 401(k) retirement planning that has a dollar-for-dollar employer match up to 4%

Requirements
Requirements to become a Diesel Technician at CIT Trucks, LLC include:
  • Preventive maintenance experience required
  • Must be at least 18 years old
  • High School diploma or GED required
  • Must have and maintain a valid driver's license
  • Ability to obtain a Commercial Driver's License (CDL) and DOT medical card
  • Ability to lift, carry and move objects up to 120 pounds
  • Ability to work in a fast-paced environment and maintain attention to detail

#IND2
Salary Description
$23.00 - $43.00 / hour

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