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Territory Sales Intern

Cornerstone Building Brands, Richmond, VA, United States


Cornerstone Building Brands, headquartered in Cary, North Carolina, is the largest manufacturer of external building products in North America with over $6 billion in annual revenue and an expansive North American footprint that includes almost 20,000 employees, operating in +70 manufacturing facilities, supported by a network of +80 distribution and branch office facilities. We have a broad product offering with a well-regarded brand portfolio including the #1 position in windows, vinyl siding, metal accessories, metal roofing and wall systems, and insulated metal panels. We believe every building we create, and every part of that building, positively contributes to communities where people live, work and play.

Job Description THIS INTERN ROLE IS FOR SUMMER 2026. The Territory Sales Intern at Cornerstone Building Brands is responsible for working closely with the sales team to provide support in account management and field sales operations. Reporting directly to the Regional Sales Manager, this role will provide support to the Mid-Atlantic region.

WHAT YOU’LL DO

Assist the Territory Sales Manager in identifying, qualifying, and following up on sales leads.

Support the preparation of sales presentations, proposals, and customer materials.

Assist with order tracking, customer inquiries, and resolving customer issues.

Conduct market research to identify new customer opportunities and competitor activities within the Mid-Atlantic region.

Collaborate with cross-functional teams including marketing, customer service, pricing, and operations.

Travel with Territory Sales Manager to attend customer visits.

Participate in product training.

WHAT YOU’LL NEED

Pursuing a bachelor’s degree or higher in Business, Sales, Marketing, or a related field

Strong communication and interpersonal skills

Proficiency in Microsoft Office

WHAT YOU’LL GET

Competitive pay

Inclusive, collaborative environment

Bragging rights – you’ll work for the market leader in multiple product categories

Professional development opportunities

Intern buddy

Why work for Cornerstone Building Brands? Our teams are at the heart of our purpose to positively contribute to the communities where we live, work and play. Full-time team members receive medical, dental and vision benefits starting day 1. Other benefits include PTO, paid holidays, FSA, life insurance, LTD, STD, 401(k), EAP, discount programs, tuition reimbursement, training, and professional development.

Equal Opportunity Employer Cornerstone Building Brands is an Equal Opportunity Employer.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, pregnancy, genetic information, disability, or status as a protected veteran.

NOTICE OF RECRUITMENT FRAUD We have been made aware of multiple scams whereby unauthorized individuals are using Cornerstone Building Brand’s name and logo to solicit potential job‑seekers for employment. These scams often promise high‑paying jobs that require the job seeker to pay for visa applications or processing fees. Cornerstone Building Brands will never ask potential job‑seekers for any advance payment or bank account information as part of the recruiting or hiring process.

Must be at least 18 years of age to apply.

California Consumer Privacy Act (CCPA) of 2018

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