133 summer intern jobs at 57 companies in Illinois
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Summer Intern - State Farm Agent Team Member
Westchester, Illinois, United States
$15-$18/hrOnsitePart Time, Internship
Blaine Carragher State Farm: Local agency providing personal insurance and financial protection services.
Interest in marketing, strong communication, organizational skills, self-motivated, proactive problem solving, team player, and ability to meet marketing goals.
Intern to Intern Conversion – Business Functions (All) (Summer 2026 Intern Program)
Everett or Huntsville or Charleston or Tinker Air Force Base or Oklahoma City or Berkeley or Huntington Beach or Hazelwood or Germantown or El Segundo or China Lake or Arlington or Ridley Park or Tukwila or North Charleston or Kennedy Space Center or Fairfax or Houston or Colorado Springs or Chicago or Long Beach or Renton or Saint Louis or Dallas or Seattle or Auburn or Philadelphia or San Antonio or Kent or Mesa
$38k-$64k/yrOnsiteFull Time, Internship
BoeingNYSE: BA: Designs and manufactures aircraft, satellites, and defense systems.
Must be enrolled in a bachelor's or higher program (graduation on/after Aug 2027), be available full-time for a 10-12 week Summer 2027 internship, and have previously interned with Boeing.
Optiver: Global market maker providing liquidity to financial markets.
Currently pursuing a Bachelor's or Master's in a STEM field, available Summer 2027, strong quantitative, mathematical and programming skills (Python), and interest in financial markets.
North Central College: A nonprofit college offering undergraduate programs and research opportunities.
1+ YOEEnrolled student; 1-2 years of chemistry; strong oral and written communication; ability to work independently and in teams; creative experimental design; data collection and analysis; thorough lab notebook documentation.
St George or Atlanta or Edison or Jacksonville or Charleston or Park Ridge or Raleigh or Vienna or United States
HybridInternship
Johnson Lambert: Provides audit, tax, and advisory services to insurance entities.
Pursuing Accounting major with pathway to CPA (150 hours), available summer June–July 2028, able to work during business hours; application requires transcript and resume.
Washington or Tampa or New York City or Chicago or Houston or Boston or Emeryville or Pittsburgh or Los Angeles
$25-$40/hrOnsiteFull Time
Berkeley Research Group: Provides expert testimony and specialized business consulting services.
Progression toward a Bachelors or Masters (grad 2027–2028), strong quantitative skills, 3.6+ GPA preferred, experience with SQL/R/Stata/SAS/Python/Snowflake/Microsoft Excel, legal U.S. work authorization required.
SQL, R, Stata, SAS, Python, Snowflake, Microsoft Excel
Atlanta or Boston or New York or San Francisco or Chicago or Houston or Toronto
$41-$43/hrOnsiteInternship
Simon-Kucher: Global management consulting firm specialized in pricing and growth.
0+ YOECurrently enrolled undergraduate or master's student (graduation May–June 2028), available June 7–Aug 6, 2027, strong quantitative skills, proficiency in Microsoft Excel and PowerPoint; SQL/Python a plus; unrestricted U.S. work authorization required; 0 years experience.
Microsoft Excel, Microsoft PowerPoint, SQL, Python
Corient: Fiduciary wealth management services for high-net-worth individuals and families.
Rising senior by Summer 2027, enrolled in finance/economics/mathematics-related degree, strong analytical skills, Microsoft Excel proficiency, ability to work independently and collaboratively, clear communication.
The Dolins Group: A mid-size full-service CPA firm providing tax planning, compliance, and consulting while fostering a collaborative, supportive environment.
Currently pursuing an accounting degree, basic tax and accounting knowledge, Microsoft Office/Excel proficiency, strong analytical and communication skills, integrity, and ability to work independently and on a team.
Alabama or Arkansas or Connecticut or Delaware or Florida or Georgia or Illinois or Indiana or Iowa or Kansas or Kentucky or Louisiana or Maine or Maryland or Massachusetts or Michigan or Minnesota or Mississippi or Missouri or Nebraska or New Hampshire or New Jersey or New York or North Carolina or North Dakota or Ohio or Oklahoma or Pennsylvania or Rhode Island or South Carolina or South Dakota or Tennessee or Texas or Virginia or District of Columbia or Vermont or West Virginia or Wisconsin
$19-$20/hrRemoteFull Time, Internship
Genworth FinancialNYSE: GNW: Provides insurance products for aging care and mortgage protection.
Currently pursuing a Bachelor's degree, able to work up to 40 hours/week in summer, proficient in Microsoft Office and Excel, clear written and verbal communication, reliable and detail oriented.
Optiver: Global market maker providing liquidity to financial markets.
PhD student (STEM) available Summer 2027; strong math, statistics, ML, programming and research skills; experience with time-series/forecasting preferred.
Construction Project Management Intern (Summer 2027)
Chicago or Des Plaines or Barrington
$20-$24/hrOnsiteInternship
Pepper Construction: Provides commercial general contracting and construction management services.
Current college student (Sophomore–Senior) in construction or civil engineering, strong communication and computer skills, ability to work independently and in teams, reliable transportation, available for a 12-week summer program.
Chicago or New York City or Toronto or San Francisco
$8k/moOnsiteFull Time
Kearney: Global management consulting firm providing strategic and operational advice.
10-week summer internship for penultimate-year undergraduates; analytic, collaborative, problem-solving skills; fluent English; must be authorized to work in the U.S./local office and not require visa sponsorship.
Harrison Street: Manages global alternative investments in real estate and infrastructure.
Pursuing a bachelor’s degree (junior year), core finance/accounting knowledge, strong Excel and analytical skills, excellent communication, self-starter able to manage multiple tasks and deadlines.
Chicago or New York City or San Francisco or Santa Monica or Washington
$10k/bi-wkHybridInternship, Full Time
Natural Resources Defense Council: International nonprofit organization dedicated to protecting the environment.
Current law student (2L or part-time/dual-degree with ≥1 year), strong legal writing, research, analytical and oral communication skills, teamwork, commitment to public service, and openness to feedback.
Rancho Cucamonga or Peachtree City or Mount Prospect or Greenfield or Lowell or Mentor or Painesville or Fairport Harbor or Miamisburg or Oak Harbor or Neenah
$26-$29/hrOnsiteInternship
Avery DennisonNYSE: AVY: Manufacturer of materials science and digital identification products.
Pursuing a Bachelor’s in engineering (chemical/mechanical/industrial preferred), previous internship or relevant experience, willing to relocate, reliable transportation, pass background and drug screening; sponsorship not available.
Decatur or Sanford or Menominee or Schertz or Brooklyn Park or Franklin or Mapleton or Mossville or West Fargo or Seguin
$25-$43/hrOnsiteFull Time, Internship
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.
New York City or Boston or San Francisco or Houston or Washington or Chicago or Dallas
$2k/wkHybridFull Time
Marsh McLennanNYSE: MRSH: Provides global insurance brokerage, risk management, and professional consulting services.
Second-year undergraduate (Class of 2028), unrestricted U.S. work authorization required; strong problem-solving, analytical skills, and leadership evidence preferred.
ARCO Design/Build: Provides design-build construction for industrial and commercial facilities.
Minimum GPA 3.0, onsite fall/spring/summer, local to Indiana, enrolled in Construction Management or Civil Engineering, coop/intern experience preferred, strong communication.