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Third Class Operating Engineer Jobs in Chicago, IL

COMPX FORT

CNC Operator/Set-up 3rd Shift

Grayslake, IL · On-site

$27.38 - $37.21/hr

... highly engineered mechanical and electromechanical locking devices, systems for world class ... Adhere to safety protocols and procedures when operating CNC machines. * Knowledge of CNC ...

Dubclub

Staff Software Engineer (Full-Stack)

Chicago, IL · On-site

$180K - $220K/yr

Cappers are the stars of the game, and enjoy a best-in-class operating system, automated marketing ... The Role We're hiring a Staff Software Engineer to join our Chicago hub. This is a senior IC role ...

Dubclub

Senior Software Engineer (Full-Stack)

Chicago, IL · On-site

$140K - $170K/yr

Cappers are the stars of the game, and enjoy a best-in-class operating system, automated marketing ... The Role We're hiring a Senior Software Engineer to join our Chicago hub. This is a senior IC role ...

Ferrara

Stationary Engineer-3rd Shift

Chicago, IL · On-site

$45.50/hr

THIS IS A 3RD SHIFT POSITION, CORE HOURS ARE 10PM-6:15AM.*** The Stationary Engineer is responsible ... Minimum 3 years of experience operating large steam, chiller, refrigeration plant or similar ...

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All JobsThird Class Operating Engineer JobsThird Class Operating Engineer Jobs in Chicago, IL

Third Class Operating Engineer information

See Chicago, IL salary details

$37.1K

$99.9K

$153K

How much do third class operating engineer jobs pay per year?

As of Jul 16, 2026, the average yearly pay for third class operating engineer in Chicago, IL is $99,893.00, according to ZipRecruiter salary data. Most workers in this role earn between $90,700.00 and $113,300.00 per year, depending on experience, location, and employer.

What is the difference between Third Class Operating Engineer vs Second Class Operating Engineer?

AspectThird Class Operating EngineerSecond Class Operating Engineer
CredentialsRequires a Third Class license, often with specific experienceRequires a Second Class license, more extensive experience and testing
Work EnvironmentOperates boilers, pumps, and HVAC systems in buildings or facilitiesHandles larger or more complex systems, often in industrial or larger commercial settings
Employer & IndustryCommonly employed in commercial buildings, hospitals, and schoolsFound in industrial plants, large commercial facilities, and power plants

The main difference between a Third Class Operating Engineer and a Second Class Operating Engineer lies in their licensing requirements, scope of work, and the complexity of systems they operate. Second Class licenses permit handling larger and more complex equipment, often in industrial settings, while Third Class licenses are suitable for smaller systems in commercial buildings.

What are popular job titles related to Third Class Operating Engineer jobs in Chicago, IL? For Third Class Operating Engineer jobs in Chicago, IL, the most frequently searched job titles are:
What job categories do people searching Third Class Operating Engineer jobs in Chicago, IL look for? The top searched job categories for Third Class Operating Engineer jobs in Chicago, IL are:
What cities near Chicago, IL are hiring for Third Class Operating Engineer jobs? Cities near Chicago, IL with the most Third Class Operating Engineer job openings:
Third Class Operating Engineer jobs near you

CNC Operator/Set-up 3rd Shift

COMPX FORT

Grayslake, IL • On-site

$27.38 - $37.21/hr

Full-time

Posted 17 days ago

Job description


CNC Set-Up Operator

CompX Grayslake is a leading manufacturer of highly engineered mechanical and electromechanical locking devices, systems for world class original equipment manufacturers and
manufacture of precision instruments, throttles, marine products, and accessories.

Position Requirements:

  • Able to work 3rd shift.
  • Ability to read and interpret engineering drawings and blueprints to understand part specifications.
  • Monitor machine operation during production runs, identifying and addressing potential issues.
  • Strong attention to detail and quality control.
  • Conduct in-process inspections using precision measuring tools to ensure part quality meets specifications.
  • Make adjustments to machine settings as necessary to maintain consistent quality.
  • Document production data and maintain quality control records.
  • Adhere to safety protocols and procedures when operating CNC machines.
  • Knowledge of CNC programming languages (G-code, M-code).
  • Experience with various CNC machine types (mills, lathes, etc.)
  • Familiarity with precision measuring tools (micrometers, calipers, dial indicators).
  • Ability to work independently and as part of a team.
  • Mechanical aptitude and understanding of machining processes.
  • Ability to troubleshoot and solve technical problems.
  • Familiarity with DMG Mori Lathes and Mills a plus.

Minimum Skills, Knowledge and Ability Requirements:

  • High School Diploma, Certification or Associate’s Degree
  • Frequently able to lift or move up to 35lbs.
  • Frequent standing and walking throughout the workday.
  • Frequent use hands to manipulate, handle, or feel material.
  • Overtime may be required, including weekends when necessary.


CompX is an Equal Opportunity Employer. All qualified applicants will be considered for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or status as a qualified individual with a disability or protected veteran.

3rd Shift Premium: $5.00