Lean Manufacturing Intern - Summer 2026

JOB DESCRIPTION

Summer 2026 Internship Opportunity!

Title : Lean Manufacturing Intern

Location : Green Bay, Wisconsin

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 dynamic team at the Green Bay Plant as a Lean Manufacturing Intern , where you'll work directly under the guidance of the Plant Manager to drive impactful change across our operations. This internship offers hands-on experience in lean principles, data-driven problem solving, and process optimization. You'll be part of a fast-paced environment focused on eliminating waste, improving efficiency, and supporting key improvement initiatives that make a real difference on the production floor.

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 :

Physical Requirements :

Essential Functions :

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."