
As a Fortune 500 company, Packaging Corporation of America (PCA) is an ideas and solutions company. Our corrugated packaging business seeks to be the leader in helping our customers — large and small — package, transport and display products of all kinds. Our white paper business delivers Paper With Purpose by providing the highest level of customer service and operational excellence. We have approximately 15,000 team members in more than 100 locations in the United States that strive to meet the local needs of our customers. Our mission is to serve the needs of our customers, today and tomorrow, with products and services that exceed expectations for performance and environmental responsibility.
People • Customers • Trust
Program Overview: PCA’s 13-week (May – August) Sales Summer Internship offers hands-on experience across key departments of Design, Production, Customer Service, and Sales while building foundational sales knowledge. Interns will also participate in a corporate office visit in Lake Forest, IL to engage with marketing, meet with PCA leadership, and network with fellow summer interns. Upon successful completion of the program, interns may be offered a full-time position to begin after graduation into PCA’s GIFT Program (rotational sales development program).
Principle Accountabilities include:
Educational Requirements:
Abilities/Skills:
PCA is an Equal Opportunity Employer – Veterans/Disabled and other protected categories
All Qualified applicants must submit their resume to careers.packagingcorp.com
PCA is an Equal Opportunity Employer
Qualified Applicants must apply at careers.packagingcorp.com to be considered.

PCA is the third-largest producer of containerboard in the United States and a leading producer of uncoated freesheet in North America.
PCA’s net sales for 2025 were $9 billion. The company’s corporate headquarters are located in Lake Forest, Illinois. We have approximately 16,800 employees with operations throughout the United States including ten mills and 91 corrugated product plants & related facilities.
PCA’s Paper segment operates under the trade name Boise Paper, a Division of Packaging Corporation of America. We manufacture and sell white papers, including both commodity and specialty papers.
PCA combines great products with a creative and knowledgeable total-service team to provide ideas and solutions for any packaging need: "When you choose Packaging Corporation of America, you work with people who do the right things for each other and for our customers. We believe in utilizing the power of strong collaborative relationships, bound by the trust we have earned, to deliver innovative packaging solutions and an outstanding service experience."