2026 Polymer R&D Summer Internship- Marengo, IL

This position is a comprehensive 12-week learning experience in Global Supply Chain Center for Polymer Technology R&D team. In this role, you'll be assigned to a laboratory and paired with a dedicated mentor who will help you build proficiency in polymer chemistry, specifically for industrial applications, while also helping you acclimate a professional work environment. You'll take on a Technical Project where you'll actively contribute to a project team and present your findings at the end of the internship. Alongside your technical work, you'll participate in a variety of networking and learning events designed to support your professional development and help you build connections with other interns and co-ops across the organization.

About Performance Coatings Group at Sherwin-Williams:

Sherwin-Williams is proud to be an Equal Employment Opportunity/Affirmative Action employer committed to an inclusive and diverse workplace. All qualified candidates will receive consideration for employment and will not be discriminated against based on race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, age, pregnancy, genetic information, creed, marital status or any other consideration prohibited by law or by contract.

As a VEVRAA Federal Contractor, Sherwin-Williams requests state and local employment services delivery systems to provide priority referral of Protected Veterans.