Marketing: Graphic Design Intern - Summer 2026

Summer 2026 Internship Opportunity!

Title: Marketing Intern – Graphic Design

Location: St. Louis, Missouri

Summary:

Are you ready to kickstart your career with a company that’s making a global impact? Carboline is looking for motivated, curious, and driven students to join our team for an unforgettable summer internship experience! This immersive 12-week program (Anticipated: May 18, 2026 - August 7, 2026), offers a unique opportunity to gain valuable experience, build lasting connections, and make a meaningful impact—all before heading back to campus. 

Join a fast-paced marketing team where creativity meets strategy! As a Graphic Design Intern, you’ll collaborate with marketing experts and Carboline’s Creative Lead to design impactful content and visuals across multiple product lines. From concept to execution, you’ll help craft digital and print collateral that supports global campaigns and elevates brand presence. Reporting to the Marketing Communications Manager, you’ll gain real-world experience in a collaborative, innovative environment where your ideas and designs make a difference. 

What You’ll Gain:

• Meaningful, hands-on experience working on impactful projects that contribute to Carboline’s success.
• Exposure to cross-functional collaboration and insight into how a global organization operates.
• Professional development opportunities, including mentorship from experienced leaders.
• A chance to enhance your skills and apply classroom knowledge in a real-world setting.
• Participation in team-building activities and a workplace culture that values innovation, integrity, and growth.

Minimum Requirements:

• Currently pursuing a degree in Graphic Design, Marketing, Communication, or a related field.
• Available to work 30–40 hours per week from May through August.
• Strong communication, organization, creativity and interpersonal skills.
• A proactive attitude and willingness to learn.

Physical Requirements:

• Primarily office-based with extended computer use (up to 8 hours/day).
• Students must have housing arrangements in or near St. Louis, MO for the summer, as housing allowance is not provided. 
• No unusual lifting, environment, or exertion requirements. 

Essential Functions:

• Design and refine engaging marketing collateral—flyers, brochures, guides, and more—for both print and digital distribution.
• Create eye-catching digital ads that promote products and thought leadership content.
• Develop compelling social media graphics that elevate brand visibility and engagement.
• Ideate, film, edit, and publish basic video content to support marketing campaigns.
• Ensure all creative work aligns with the company’s brand standards and visual identity.
• Take initiative on additional creative tasks and projects as assigned.
• Champion safety and quality by following company protocols and contributing to a positive, productive work environment.

Who We Are: 

Carboline is a St. Louis-based coatings manufacturer with a global reach. The company, founded in 1947, produces high-quality performance coatings, linings, and fireproofing products in more than 20 manufacturing facilities around the world. Carboline has been ranked a top workplace, so culture and maintaining a safe and clean work environment is something we take very seriously. 

Carboline is part of RPM International Inc., a $7.6 billion, multinational company with subsidiaries that are world leaders in specialty coatings, sealants, building materials and related services. From homes and workplaces to infrastructure and precious landmarks, RPM’s market-leading brands are trusted by consumers and professionals alike to help build a better world. If you want to be part of a growing global organization with opportunity for growth, we would like to meet you. 

What We Offer: 

We offer a team atmosphere that fosters cooperation and creativity; a management team committed to employee development and an environment where people are empowered to make decisions. Our career opportunities offer unlimited earnings potential, and our comprehensive benefits package is among the best in the industry which includes affordable benefits, a company match 401K plan and a retirement pension plan. Carboline is an Equal Opportunity Employer that values the strength diversity brings to the workplace. Individuals with Disabilities and Protected Veterans are encouraged to apply. 

“In order to be the best, we must hire the best.”