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150 intern engineer jobs at 113 companies in Illinois

3mo
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Process Engineer Intern
Manteno, Illinois, United States
$1-$20/hr OnsiteMultiple Commitments Available
Gotion High-tech
Gotion High-techShenzhen Stock Exchange: 002074: Develops and manufactures lithium-ion batteries and energy storage systems.
Pursuing or recently completed a bachelor’s degree in chemical engineering, materials engineering, electrochemistry, physical materials, or related engineering; basic manufacturing/process knowledge; strong data analysis and communication skills.
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5d
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Quality Engineer Intern
Mokena, Illinois, United States
$24-$28/hr OnsiteFull Time
ITW
ITWNYSE: ITW: Global manufacturer of specialized industrial equipment and consumables.
Pursuing Bachelor's or Master's in engineering, knowledge of quality principles and testing, statistical analysis familiarity, strong problem-solving and communication skills, proficiency with Microsoft Office.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint
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1mo
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Applications Engineer Intern
Elk Grove Village, Illinois, United States
$19-$19/hr OnsiteMultiple Commitments Available
MC Machinery Systems
MC Machinery Systems: Sells and services industrial metalworking and fabrication machinery.
Enrolled in an associate's or bachelor's program in manufacturing technology or mechanical engineering; experience with CAD/CAM and basic CNC programming; Microsoft Windows proficiency; strong communication and attention to detail.
CAD/CAM, CNC, Microsoft Windows, 2D/3D modeling software
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1mo
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Project Engineer Intern
Dupo, Illinois, United States
HybridMultiple Commitments Available
The Goley Companies
The Goley Companies: Provides professional insulation and building performance solutions for properties.
0+ YOECurrently pursuing a Bachelor's in Construction Management or related field; interest in preconstruction/estimating; blueprint reading; detail-oriented; strong communication and teamwork.
PlanSwift, Excel, Outlook, Adobe PDF
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2mo
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Engineering Intern
Murphysboro, Illinois, United States
$22/hr OnsitePart Time
Marmon
Marmon: Global industrial organization providing manufacturing and services across sectors.
Pursuing engineering or engineering technology degree; part-time availability; lean/automation experience; CAD familiarity; proficient MS Office; able to travel 20-50%
SolidWorks, Fusion 360, CAD
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2mo
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Engineering Intern
East Alton, Illinois, United States
$18-$20/hr OnsiteFull Time
West Star Aviation
West Star Aviation: Provides maintenance, repair, and overhaul services for business aircraft.
Entry-level engineering internship; CAD experience; FAA guidelines; high school diploma; one year of engineering/technical coursework; willingness to commute to East Alton, IL.
CAD (AutoCAD/SolidWorks), Microsoft Office
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2mo
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Intern - Engineering
Plainfield, Illinois, United States
OnsiteInternship
Veolia
VeoliaEuronext Paris: VIE: Provides water, waste, and energy management services globally.
Pursuing a degree in Chemical or Mechanical Engineering; completion of junior year; strong communications and computer literacy.
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1w
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Engineering Intern
Red Bud, Illinois, United States
$21/hr OnsiteFull Time, Internship
PlayCore
PlayCore: Designs and manufactures commercial playground and recreational equipment.
Must be a junior or senior pursuing a bachelor’s in Industrial/Manufacturing Engineering or Industrial Management; basic Lean knowledge; strong communication, analytical, and teamwork skills; proficient in Microsoft Office.
Microsoft Outlook, Microsoft Excel, Microsoft Word, Microsoft Project, Microsoft PowerPoint
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1w
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Hardware Engineer Intern, Summer 2027
Chicago, Illinois, United States
$145k/yr OnsiteInternship
Akuna Capital
Akuna Capital: Proprietary trading firm providing liquidity in global options markets.
Pursuing a BS/MS/PhD in computer or electrical engineering or computer science, graduating by Aug 2029, GPA≥3.5, legal U.S. work authorization on day one (CPT/OPT/STEM accepted), knowledge of digital logic and HDL (Verilog/SystemVerilog/VHDL).
Verilog, SystemVerilog, VHDL, C++
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1w
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Engineering Intern
Red Bud, Illinois, United States
$21/hr OnsiteFull Time
PlayCore
PlayCore: Designs and manufactures commercial playground and recreational equipment.
Junior or senior pursuing a bachelor's in Industrial/Manufacturing Engineering or Industrial Management; basic Lean knowledge; strong communication, teamwork, analytical skills; proficiency with Microsoft Office; minimal travel.
Microsoft Outlook, Microsoft Excel, Microsoft Word, Microsoft Project, Microsoft PowerPoint
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2mo
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Engineering Intern
Woodridge, Illinois, United States
OnsiteFull Time
Hendrickson
Hendrickson: Designs and manufactures suspension systems for heavy-duty commercial vehicles.
Enrolled engineering student; minimum GPA 3.0; valid driver’s license; on-site full-time; familiar with CAD, MATLAB; programming in C++, Java, or Python; strong analytical and teamwork skills.
CAD, MATLAB, C++, Java, Python, Microsoft Office
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1w
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Campus Systems Engineer (Intern)
Chicago, Illinois, United States
OnsiteInternship
Jump Trading
Jump Trading: Global proprietary trading firm specializing in algorithmic and high-frequency strategies
Pursuing a technical degree; experience with Linux/UNIX, shell scripting, Python, and networking concepts; strong operational focus and ability to communicate under pressure.
Linux, UNIX, Python
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1mo
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Intern/Co-op - Refining Chemical Engineering Fall 2026
Findlay or El Paso or Anacortes or Wilmington or Martinez or Owensboro or Canton or Canonsburg or Mandan or Salt Lake City or Dickinson or Robinson or Detroit or St Paul Park or Catlettsburg or Garyville or Texas City or Kenai or San Antonio
$33-$42/hr OnsitePart Time, Internship
Marathon Petroleum
Marathon PetroleumNYSE: MPC: Refines and markets petroleum products and renewable fuels.
Must be majoring in Chemical Engineering, strong academic performance, concurrently enrolled in a degree program, valid driver's license, authorized to work in the US indefinitely, availability for multiple co-op/term assignments preferred.
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2w
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Hardware Engineer Intern - Summer 2027
Chicago, Illinois, United States
$200k/yr OnsiteInternship, Full Time
IMC
IMC: Global trading firm providing liquidity to financial markets.
Current university student (graduating Sep 2027–Jul 2028) pursuing EE/CE or related degree; proficiency in Verilog, SystemVerilog, or VHDL; familiarity with C++/Python is a plus; strong analytical and collaboration skills; able to start June 7, 2027.
Verilog, SystemVerilog, VHDL, C++, Python
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1mo
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Engineer II
Itasca, Illinois, United States
$75k-$85k/yr OnsiteFull Time
Power Solutions International
Power Solutions InternationalNASDAQ: PSIX: Manufacturer of emissions-certified engines and power systems.
2+ YOEBachelor's in engineering required, 2+ years engineering experience, mechanical/electrical knowledge of internal combustion engines, data analysis skills, and ability to lead small projects and coordinate testing.
SolidWorks, MATLAB, Minitab, Python, Microsoft Excel
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1mo
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Backend / Frontend Developer Intern
Chicago, Illinois, United States
OnsiteInternship
Prospect Equities
Prospect Equities: Provides residential and commercial real estate brokerage and leasing services.
0+ YOEInternship seeking motivated, detail-oriented students skilled in frontend or backend development.
JavaScript, TypeScript, React, REST APIs, AWS, PostgreSQL, MongoDB, Elasticsearch, Java, Spring Boot, JUnit, AWS
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2mo
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Computer Graphics Software Developer Intern
Champaign, Illinois, United States
$23-$26/hr OnsiteInternship
Brunswick
BrunswickNYSE: BC: Designs and manufactures marine engines and recreational boats.
US work authorization; enrollment in a BS in Computer Science; portfolio; Python and C++; game engine experience; basic CG knowledge; willingness to explore new techniques.
Python, C++, game engine, CG rendering techniques
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2w
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Software Engineer Intern (Summer 2027 - Chicago)
Chicago, Illinois, United States
$80k/yr OnsiteInternship
Optiver
Optiver: Global market maker providing liquidity to financial markets.
Student in CS or CE on track to graduate Dec 2027–Jun 2028; proficient in C++, Python, or Java; strong CS fundamentals, problem-solving, and collaboration skills.
C++, Python, Java
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1mo
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Engineer II
Itasca, Illinois, United States
$75k-$85k/yr OnsiteFull Time
Power Solutions International
Power Solutions InternationalNASDAQ: PSIX: Manufacturer of alternative-fuel and conventional power systems and engines.
2+ YOEBachelors in engineering required, 2+ years related experience, subject matter expertise in internal combustion engine mechanical/electrical aspects, testing and validation experience, troubleshooting and data analysis skills.
SolidWorks, MATLAB, Minitab, Python, Microsoft Excel
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2w
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2027 Summer Corporate Intern- Manufacturing
Decatur or Sanford or Menominee or Schertz or Brooklyn Park or Franklin or Mapleton or Mossville or West Fargo or Seguin
$25-$43/hr OnsiteFull Time, Internship
Caterpillar
CaterpillarNYSE: CAT: Manufactures construction equipment, mining machinery, and industrial engines.
Must be enrolled full-time in a 4-year university in a relevant engineering/technology degree, have 30 completed semester hours, minimum 2.8 GPA, able to relocate and commute, resume and unofficial transcript required; no visa sponsorship.
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