R&D Intern

DAP is looking to hire R&D Intern for Summer 2026.

The summer intern would work under mentorship of a senior scientist / Supervisor to perform collaborative research for development adhesives or repair products with unique and differentiated properties.

The intern will work on

• Conduct formulation optimization of hybrid sealants by modifying prepolymers, UV stabilizers, additives, and fillers, followed by evaluating elongation properties, storage stability, UV resistance, and adhesion performance.

• $17 / hour.

• Major:
  Chemistry
• Sophomore, Junior, or Senior.
• General lab skills (formulating, mixing, ability to research test methods and raw materials).
• General understanding of adhesive and sealants.
• Good time management.
• Data analysis. Organized.
• Good communication skill and time management.
• Likes to work with hands-on testing in a laboratory setting.
• Attention to details, inquisitive, good notes taker, desire to learn and grow.

DAP is a market leading manufacturer, innovator and marketer of home repair and construction products including caulks, sealants, spray foam insulation, adhesives, and patch and repair products. DAP is part of RPM International Inc., a $7.3 billion, multinational company with subsidiaries that are world leaders in specialty coatings, sealants, building materials and related services.

You will find DAP products in the hands of professional painters, remodelers, builders, and do-it-yourselfers, and in 60,000 retail outlets, ranging from home centers and mass merchandisers to your local hardware, pro contractor channels and paint stores. DAP's eight manufacturing and distribution facilities in the United States of America and Canada service North America and the world.

At DAP, we hire the best people and give them a collaborative and rewarding work environment that empowers them to succeed! We support associates in continuous professional growth and collaborate on the steps it takes to get to the next level in their careers. Our associates enjoy a comprehensive benefits package including 401(k) with company match, pension, paid parental leave, competitive health insurance rates, employee stock purchase plan, tuition reimbursement, free wellness programs and more!

Learn more about DAP’s history, culture and benefits at

DAP - On the job since 1865.