Summer 2026 Internship Opportunity!

Title: Supply Planning Intern

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 our fast-paced Supply Chain team as a Supply Planning Intern and gain hands-on experience in optimizing inventory, forecasting demand, and supporting strategic planning initiatives. This internship offers a unique opportunity to collaborate across departments, analyze data, and contribute to real-world solutions that drive operational excellence.

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 Supply Chain or a related field.
• Available to work 30–40 hours per week from May through August.
• Advanced Excel and Power BI skills.
• Strong communication, organization, teamwork, and interpersonal skills.
• A proactive attitude and willingness to learn.
• Preferred: experience with data science or analytics.

Physical Requirements:

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

Essential Functions:

• Assist in analyzing inventory levels, demand forecasts, and supply plans to support accurate and timely decision-making.
• Collaborate with cross-functional teams to identify supply chain risks and propose proactive solutions.
• Support data entry, reporting, and system updates to ensure planning tools reflect current business needs.
• Participate in planning meetings and contribute insights to improve supply chain efficiency and responsiveness.
• Support the design and development of interactive dashboards using Power BI to visualize key business metrics and performance indicators.
• Champion Carboline’s commitment to safety and quality by adhering to all relevant policies and procedures.

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.”