2026 Polymer R&D Summer Internship-Marengo
IL
Posted on 11/5/2025

Sherwin-Williams
No salary listed
Crystal Lake, IL, USA
In Person
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.
Minimum Requirements
- Must be at least 18 years of age
- Must be legally authorized to work in the country for which you are applying for employment without now or in the future needing sponsorship for employment visa status
- Must be currently enrolled in a Bachelor's program or higher in Science, Technology, Engineering, or Mathematics (STEM) at the time of the internship program
- Must have a minimum 2.8 GPA
- Must be willing to work up to 40 hours per week for a total of 12 weeks, with or without reasonable accommodation
Preferred Qualifications
- Currently at Junior or Senior standing
- Pursuing a Chemistry or Chemical Engineering Degree
- Basic understanding of information technology infrastructure or computer platforms
- Working knowledge of Minitab and Business Objects.
- Have at least one (1) year of experience using Microsoft Office products (e.g. Word, Excel, Power Point, Teams, and/or Outlook
· Gain proficiency in various polymer chemistry types and formulations.
· Prepare polymer batches with attention to processing techniques and quality standards.
· Conduct quality control (QC) tests to ensure batches meet specification requirements.
· Accurately document experimental work in electronic lab notebooks (ELN) following established protocols.
· Maintain professional and detailed records of all research activities.
· Follow all safety guidelines, including ITMs and standard operating procedures.
· Maintain a clean and organized work environment through good housekeeping practices.
· Develop foundational knowledge of paint formulation and production processes through hands-on training and guided instruction.
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