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65 co op engineer jobs at 30 companies in Illinois

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Engineering Co-op
Chicago or United States or Alabama or North Carolina or Michigan or Detroit or United States or United States or United States or United States or Virginia
$21-$25/hr FieldFull Time, Internship
Marmon Holdings
Marmon Holdings: Global industrial conglomerate manufacturing diverse products and transportation equipment.
Engineering co-op requiring initiative, influencing skills, independent work, prioritization, 20–50% travel, and proficiency with Microsoft Office tools; Lean, automation, and CAD experience preferred.
Microsoft Office, Microsoft Excel, Microsoft Word, Microsoft SharePoint, Smartsheet, SolidWorks, Fusion 360, CAD, A3
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1w
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Engineering Co-op
Chicago or United States or Alabama or North Carolina or Michigan or Detroit or Virginia
$21-$25/hr FieldFull Time, Internship
Marmon
Marmon: Global industrial conglomerate manufacturing diverse engineered products and equipment
Engineering co-op supporting Lean deployment, process improvement, automation, and plant performance. Requires initiative, influence, relationship-building, prioritization, Microsoft Office proficiency, and 20–50% travel.
Microsoft Office, Microsoft Excel, Microsoft Word, Microsoft SharePoint, Smartsheet, SolidWorks, Fusion 360, CAD
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Engineering Co-op
Chicago or United States or Alabama or North Carolina or Michigan or Detroit or Chicago
$21-$25/hr FieldFull Time, Internship
Marmon Holdings
Marmon Holdings: Global industrial organization providing diversified manufacturing and engineering solutions.
Engineering co-op supporting Lean and continuous improvement through process analysis, project facilitation, training, data reporting, and plant collaboration. Requires initiative, influence, prioritization, travel, and Microsoft Office proficiency.
Microsoft Office, Microsoft Excel, Microsoft Word, Microsoft SharePoint, Smartsheet, SolidWorks, Fusion 360, CAD
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Engineering Co-op
Chicago or Alabama or North Carolina or Michigan or Virginia
$21-$25/hr FieldInternship
Marmon
Marmon: Global industrial organization providing manufacturing and services across sectors.
Requires initiative, influence, prioritization, relationship-building, Microsoft Office proficiency, and willingness to travel 20–50%. Lean, automation, CAD, and multi-semester co-op experience are preferred.
Microsoft Office, Microsoft Excel, Microsoft Word, Microsoft SharePoint, Smartsheet, SolidWorks, Fusion 360, CAD
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2w
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Industrial Engineering CO-OP
Chicago, Illinois, United States
OnsiteFull Time, Temporary
United Airlines
United AirlinesNASDAQ: UAL: Operates a global network of passenger and cargo flights.
Co-op position for MBA and undergraduate students in industrial engineering; detailed job requirements will be provided after the intake meeting.
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1mo
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2027 Corporate Parallel Co-op Program
Tucson or Green Valley or Champaign or Decatur or Mossville or Lafayette
$25-$43/hr HybridPart Time
Caterpillar
CaterpillarNYSE: CAT: Manufactures construction and mining equipment, engines, and gas turbines.
Enrolled full-time in an ABET-accredited engineering or engineering technology bachelor's program, 3.0+ GPA, analytical and collaboration skills; internship/co-op experience preferred; must work onsite during summer and part-time during school year.
ANSYS, Matlab, Simulink, C, C#, C++, Python, Visual Basic, HIL, SIL
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Engineering Co-op
Chicago or Alabama or North Carolina or Michigan or Detroit or Virginia or United States or United States
$21-$25/hr FieldFull Time, Internship
Marmon Holdings
Marmon Holdings: Global industrial organization managing diverse manufacturing and service businesses.
Requires initiative, influence, prioritization, relationship-building, travel flexibility, and Microsoft Office proficiency. Lean, automation, and CAD experience are preferred; enrollment in a co-op program is implied.
Microsoft Office, Microsoft Excel, Microsoft Word, Microsoft SharePoint, Smartsheet, SolidWorks, Fusion 360, CAD, A3, Value Stream Maps, Kaizen
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1mo
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2027 Packaging Co-Op (Jan - June)
North Chicago, Illinois, United States
$21-$38/hr HybridFull Time
AbbVie
AbbVieNYSE: ABBV: Develops and sells innovative pharmaceutical and biopharmaceutical medicines.
Currently enrolled in a Bachelor's in Packaging or related field, returning to university after the co-op, expected graduation Dec 2027–Jun 2029, proficient in Microsoft Office, strong problem-solving and teamwork skills.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook
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Engineering Spring Co-Op
St. Louis or Illinois or Missouri or Collinsville
$21-$30/hr OnsiteFull Time, Internship
Ameren
AmerenNYSE: AEE: Provides electric and natural gas utility services in the Midwest.
Current engineering student pursuing a bachelor's or master's degree other than electrical, mechanical, or civil engineering at an accredited institution; cumulative GPA of 2.5 or above required.
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Engineering Fall Co-Op
Illinois or Missouri or St. Louis
$21-$30/hr OnsiteFull Time, Internship
Ameren
AmerenNYSE: AEE: Generates and distributes electric and natural gas utility services.
Current engineering student pursuing a bachelor's or master's degree in a non-electrical, non-mechanical, and non-civil engineering field at an accredited institution, with a cumulative GPA of at least 2.5.
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1mo
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2027 Corporate Parallel Co-op Program
Mossville or Champaign or Tucson or Green Valley or Decatur or Lafayette
$25-$43/hr OnsitePart Time, Temporary
Caterpillar
CaterpillarNYSE: CAT: Manufactures construction equipment, mining machinery, and industrial engines.
Must be enrolled full-time in an ABET-accredited bachelor's engineering/engineering technology program, 3.0+ GPA, strong analytical and teamwork skills, submit resume and unofficial transcript, drug screen required; sponsorship not available.
ANSYS, Matlab/Simulink, C, C#, C++, Python, Visual Basic, HIL, SIL
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3w
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2027 Spring Co-Op: Chemical, Mechanical and Electrical Engineering Opportunities - Qnity Electronics
Wilmington or Newark or Circleville or Dayton or Towanda or Marlborough or Pasadena or Hayward or Midland or Carlsbad or Schaumburg or Cleveland or Parlin
OnsiteFull Time
Qnity Electronics
Qnity ElectronicsNYSE: Q: Manufactures materials and solutions for the semiconductor industry.
Enrolled full-time in an ABET-accredited Bachelor's or Master's engineering program (Chemical, Mechanical, Electrical or related), GPA≥3.0, legal right to work in the U.S. without need for visa sponsorship; availability January–April for spring co-op.
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Returning Co-op Engineer- Fall/Winter/Spring 2026-2027-Great Lakes Division (For Current/Former HNTB Co-ops only)
Milwaukee or Valparaiso or Sterling Heights or East Lansing or Ashwaubenon or Jackson or Indianapolis or Downers Grove or Detroit or Allen Park or Cleveland or Grand Rapids or Columbus or Westfield or Blue Ash or Chicago or Minneapolis or Madison
OnsiteFull Time, Internship
HNTB
HNTB: Infrastructure design and engineering for transportation and public works
High school diploma/GED and current enrollment in an accredited post-secondary engineering program. Basic engineering calculations, Microsoft Office Suite proficiency, and introductory engineering principles required.
Microsoft Office Suite
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Returning Co-op Engineer- Fall/Winter/Spring 2026-2027-Great Lakes Division (For Current/Former HNTB Co-ops only)
Allen Park or Ashwaubenon or Blue Ash or Chicago or Cleveland or Columbus or Detroit or Downers Grove or East Lansing or Grand Rapids or Indianapolis or Jackson or Madison or Milwaukee or Minneapolis or Sterling Heights or Valparaiso or Westfield
$21-$35/hr OnsiteFull Time, Internship
HNTB
HNTB: Designs and manages large-scale transportation and infrastructure projects.
High school diploma/GED and current enrollment in an accredited post-secondary engineering program; basic engineering, geometric, algebraic, and calculation skills; Microsoft Office Suite proficiency.
Microsoft Office Suite
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Returning Co-op Engineer- Fall/Winter/Spring 2026-2027-Great Lakes Division (For Current/Former HNTB Co-ops only)
Allen Park or Ashwaubenon or Blue Ash or Chicago or Cleveland or Columbus or Detroit or Downers Grove or East Lansing or Grand Rapids or Indianapolis or Jackson or Madison or Milwaukee or Minneapolis or Sterling Heights or Valparaiso or Westfield
$21-$35/hr OnsiteInternship, Full Time
HNTB
HNTB: Infrastructure firm providing engineering, architecture, and construction management services.
Current/former HNTB interns enrolled in an accredited post-secondary engineering program; high school diploma/GED, basic engineering principles and calculations, Microsoft Office Suite proficiency required.
Microsoft Office Suite
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1d
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Operations Co-Op (Spring 2027)
Mentor or Perris or Peachtree City or Mount Prospect or Greenfield or Lowell or Painesville or Fairport Harbor or Miamisburg or Oak Harbor or Neenah
$25-$28/hr OnsiteInternship
Avery Dennison
Avery DennisonNYSE: AVY: Manufacturer of materials science and digital identification products.
Pursuing a bachelor's degree in engineering with a Chemical, Electrical, Automation, Controls, Industrial, or Mechanical focus; commitment to at least two semesters, reliable transportation, and willingness to travel 10–20%.
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Continuous Improvement Co-Op
Granite City, Illinois, United States
$18-$20/hr OnsiteInternship, Part Time
Amsted Industries
Amsted Industries: Manufacturer of engineered industrial components for rail and energy.
Pursuing a BS in Mechatronics, Mechanical, Electrical, Computer Science/Engineering; experience with electromechanical systems, robotics controls, and software; available ~20 hrs/week during school and near full-time in summer.
AutoCAD, Robot Operating System (ROS), PLC, HMI
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3mo
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Cryogenic Engineering Co-op
Batavia, Illinois, United States
$21-$26/hr OnsiteFull Time
Fermilab
Fermilab: Operates particle accelerators for fundamental high-energy physics research.
0+ YOEMechanical Engineering student; GPA 3.0+; enrolled in a U.S. university; Fall 2026 co-op; on-site in Batavia; cryogenics/thermal-fluids coursework preferred.
3D Modeling, CAD, Data Analysis, Programming
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Co-Op Engineer - Gas Storage Engineering
Fisher, Illinois, United States
$23-$28/hr OnsiteFull Time, Internship
WEC Energy Group
WEC Energy GroupNYSE: WEC: Provides electricity and natural gas utility services to customers.
Current engineering degree student graduating July 2027 or later, with at least a 2.8 GPA, high school diploma/GED/HSED, valid driver's license, and preferred AutoCAD or troubleshooting experience.
AutoCAD
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5d
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Packaging R&D Co-op
Glenview or Warrendale or United States
$24k/mo HybridFull Time, Internship
Kraft Heinz
Kraft HeinzNASDAQ: KHC: Produces and sells condiments, dairy products, and packaged foods.
0+ YOEUndergraduate junior or senior pursuing a bachelor's degree in packaging or a related engineering field; strong communication, learning, urgency, and analytical skills; able to work in office, lab, and manufacturing settings and travel up to 30%.
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