27 Internship Advertising jobs in Belleville, Illinois

Updated daily. Most recent posting: October 19, 2025.

Social Media/Digital Marketing Internship

The Borgen Project believes that leaders of the most powerful nations on earth should be doing more to address global poverty. Are you passionate about making a difference in the world? The Borgen Project is an international organization that works at the political level to improve living conditions...

St. Louis, Missouri The Borgen Project
RubinBrown is hiring: Marketing Coordinator in St Louis

https://www.rubinbrown.com/ RubinBrown is seeking a Marketing Coordinator to assist with daily functions in the Marketing Department across digital media, graphic design, branding, and communications. The Marketing Coordinator will work closely with the team to assist in developing current digital a...

St. Louis, Missouri RubinBrown
SUMMER INTERNSHIP

We’re looking for students that are passionate about digital marketing and want to gain hands-on experience with agency life. An opportunity is open for an intern who will participate in the summer or spring 10-week session, and who will then return to school to graduate the following December or Ma...

St. Louis, Missouri Digital Strike - Targeted Marketing
Client Success Coordinator - Ad Sales

As an essential team member supporting Account Executives and Account Planners, this position is responsible for providing post-sale, end to end workflow support, to ensure effective campaign delivery for the Spectrum Reach clients. Additional information about Spectrum Reach can be found at https:/...

St. Louis, Missouri Spectrum Reach
Promotional Marketing / Advertising - Entry Level

Job Description Promotional Marketing / Advertising Specialist - Entry Level Are you ready to get your career started, or perhaps just ready for a career change? We represent major Fortune 500 clients. We are looking for recent graduates, and MOTIVATED professionals willing to grow with our company ...

St. Louis, Missouri Smart Business Solutions Group
Digital Marketing Intern

VIE Media, a forward-thinking digital marketing agency, is offering a unique opportunity for a Digital Marketing Intern to join our team. This internship will provide hands-on experience in various aspects of digital marketing, including social media, content creation, SEO, and PPC campaigns. Respon...

St. Louis, Missouri VIE Media
Promotional Marketing / Advertising - Entry Level

Job Description Promotional Marketing / Advertising Specialist - Entry Level Are you ready to get your career started, or perhaps just ready for a career change? We represent major Fortune 500 clients. We are looking for recent graduates, and MOTIVATED professionals willing to grow with our company ...

St. Louis, Missouri Smart Business Solutions Group
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