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41 support intern jobs at 30 companies in O'Fallon, MO

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IT Support Intern
St. Louis, Missouri, United States
OnsiteInternship
Safe Fleet
Safe Fleet: Integrated smart safety solutions for fleet vehicles.
Currently pursuing or recently completed an IT, computer science, cybersecurity, or related degree; basic hardware, operating system, and networking knowledge; troubleshooting and communication skills.
Active Directory, Microsoft Windows, Microsoft 365
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3w
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Fall 2026 Technology Support Intern
St. Louis, Missouri, United States
OnsiteInternship
RubinBrown
RubinBrown: Accounting and consulting firm providing audit and tax services.
Undergraduate student in IT (junior/senior), strong communication and technical skills, proficient in Microsoft Windows and Microsoft Office, able to work onsite at least 30 hrs/week and lift 30–50 lbs.
Microsoft Windows, Microsoft Office
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2mo
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Intern - State Farm Agent Team Member
St. Louis, Missouri, United States
OnsiteFull Time
Evelyn Jamison - State Farm Agent
Evelyn Jamison - State Farm Agent: Independent agent office that provides insurance and financial services.
Customer-focused intern role supporting insurance and financial services sales and service; requires excellent communication and organizational skills; license obtainable.
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2mo
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IT Intern
St. Charles, Missouri, United States
OnsiteFull Time
Sonaca North America: Designs and manufactures structural components for the aerospace industry.
Provide tier 1 technical support for desktop hardware, OS, and software; document procedures; proficient in Microsoft Office and Microsoft desktop OS; student in a technical degree preferred.
Microsoft Office, Microsoft Windows
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1w
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Full Time Branch Intern
Palm Beach Gardens or St. Louis or New York City or San Francisco or Baltimore or London or Frankfurt or Toronto
OnsiteMultiple Commitments Available
Stifel
StifelNYSE: SF: Global wealth management and investment banking firm.
Requires 1–2 years of industry-related college coursework, Microsoft Office proficiency, organization, prioritization, collaboration, and teamwork skills.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft Outlook
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2w
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Preconstruction Intern
Breese, Illinois, United States
$15-$20/hr OnsiteInternship
Poettker Construction
Poettker Construction: General contractor providing construction management and design-build services.
Support preconstruction tasks including reviewing specifications and drawings, subcontractor outreach, takeoffs, and site surveys. High school diploma required; enrollment in construction-related college program preferred; Microsoft Office proficiency.
Microsoft Office
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2mo
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Pharmacy Intern Grad
Fairview Heights, Illinois, United States
$34-$45/hr OnsitePart Time
Walgreens
Walgreens: Retail pharmacy providing prescriptions and health and wellness products.
Willingness to obtain a PharmD and pharmacist licensure; certified or willing to become an immunizer within 90 days; ability to counsel patients, perform medication verification/compounding, and support pharmacy operations.
Intercom Plus, StoreNET
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3mo
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System Support Specialist Intern - Technology Department
St. Louis, Missouri, United States
OnsitePart Time, Temporary
Mehlville School District
Mehlville School District: Provides public K-12 education in South St. Louis County.
0+ YOEHigh school diploma or equivalent; working towards a college degree in computer hardware or network design preferred. Responsible for maintaining, troubleshooting, repairing, and preparing Chromebooks and chargers for distribution.
Chromebooks
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2mo
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Coalition Life - Stewardship Intern
Maryland Heights, Missouri, United States
$15/hr OnsitePart Time, Internship
Coalition Life
Coalition Life: Provides sidewalk counseling and support services for pregnant women.
0+ YOENo prior experience required; full training provided. Detail-oriented, organized, mission-driven, able to perform data entry and maintain donor records in Salesforce, and support fundraising/event tasks.
Salesforce
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1w
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Community Relations Intern
Alton, Illinois, United States
OnsiteInternship
Lafayette Aviators
Lafayette Aviators: Collegiate summer baseball team and sports entertainment provider.
College credit-only internship requiring availability in Alton, Illinois, from late May through early August; supports team relationships, marketing initiatives, and public events.
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2w
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Pharmacy Pre-Grad Intern - WM
Bridgeton, Missouri, United States
$21-$34/hr OnsitePart Time
Walmart
WalmartNYSE: WMT: Multinational retail operating discount stores and supermarkets.
Enrollment in an accredited pharmacy school; proficiency in pharmaceutical care, patient support, inventory management, confidentiality, HIPAA, and PHI guidelines.
HIPAA, PHI
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5d
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Warehouse Support
St. Peters, Missouri, United States
$16/hr OnsiteFull Time
Aeroservicios
Aeroservicios: Sells, leases, and refurbishes aviation ground support equipment.
Basic math, inventory handling, internal systems and handheld device use, warehouse equipment knowledge, teamwork, problem-solving, and ability to lift up to 50 pounds. High school diploma or GED preferred.
barcode scanners, pallet jacks
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2w
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Pharmacy Pre-Grad Intern - WM
Bridgeton, Missouri, United States
$21-$34/hr OnsitePart Time
Walmart
WalmartNYSE: WMT: Operates a chain of hypermarkets, discount stores, and grocery stores.
Enrollment in an accredited pharmacy school is required; pharmacy care proficiency, customer relationships, patient support, HIPAA and PHI compliance, and inventory management are expected.
HIPAA, PHI
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3mo
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ST Empower Your Life Student Intern Fall 2026
Jacksonville, Illinois, United States
$15/hr OnsiteInternship
Illinois College
Illinois College: Private liberal arts college providing undergraduate and graduate education.
Student internship requiring 5-10 hours/week for 16 weeks; $15/hour; supports mental health programming and campus peer sessions; completion of 8-module peer educator training.
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2mo
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Recruiting Intern Summer 2026 - Distribution |St. Louis, MO
Creve Coeur, Missouri, United States
$17-$18/hr OnsiteMultiple Commitments Available
Bunzl
BunzlLondon Stock Exchange: BNZL: Global distributor of essential non-food consumables and services.
Pursuing a Bachelor's in HR/Business, available full-time onsite Summer 2026 (40 hrs/wk). Responsibilities include screening candidates, scheduling interviews, using ATS and Microsoft Teams, and supporting recruiting operations.
Microsoft Teams, LinkedIn, Applicant Tracking System (ATS)
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2d
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Program Management Support (International Acquisitions)
St. Louis or Virginia
$135k-$150k/yr OnsiteFull Time
Axiologic Solutions
Axiologic Solutions: Providing engineering and IT services to federal government agencies.
6+ YOERequires TS/SCI clearance, government systems acquisition experience, 8 years total experience, and 6 years specialized experience. CI poly, geospatial intelligence, NGA processes, and systems engineering knowledge preferred.
Total Access Management, Systems Engineering, Configuration Management, NSG, ASG, ISP/ASP Model, NGA/TI Programs
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2w
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Social Worker Intern
Troy, Illinois, United States
$18k/yr OnsiteInternship
Triad Community Unit School District #2
Triad Community Unit School District #2: Provides public PreK-12 education and school management services.
Provide student support services across multiple school buildings; submit letter of interest to district director; salary approx. $18,000/school year.
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1w
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Returning Digital Infrastructure Solutions Intern - Summer 2027 - Central Division (For Current/Former HNTB Interns Only)
Dallas or New Orleans or Plano or Kansas City or Round Rock or Houston or El Paso or San Antonio or Des Moines or St. Louis or Fort Worth or Oklahoma City or Overland Park or Baton Rouge or Little Rock or Austin
OnsiteInternship, Temporary
HNTB
HNTB: Infrastructure design and engineering for transportation and public works
Enrolled in a related undergraduate or graduate program; assists with project support, research, data collection, records, graphics, presentations, and reports. AutoCAD or MicroStation experience preferred.
AutoCAD, MicroStation
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2mo
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Internship: Events & Marketing- Ballpark Village
Saint Louis, Missouri, United States
OnsiteInternship
Entertainment Consulting International
Entertainment Consulting International: Operates sports-anchored dining and entertainment districts nationwide.
Currently enrolled in a hospitality management or related degree; strong communication, organization, Microsoft Office skills; passion for hospitality; previous hospitality/customer service experience is a plus.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint
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1mo
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Summer 2027 Construction Management Internship
New Braunfels or Canton or Charlotte or St. Louis
OnsiteInternship
Keeley Companies
Keeley Companies: Provides construction, infrastructure, development, and restoration services nationwide.
Pursuing a bachelor's in civil/construction engineering or construction management; strong communication, teamwork, problem solving, and ability to support project teams. Pre-employment assessment and drug screen required.
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