Cornerstone Building Brands is a leading manufacturer of exterior building products for residential and low-rise non-residential buildings in North America. Headquartered in Cary, N.C., we serve residential and commercial customers across the new construction and Repair & Remodel (R&R) markets. Our market-leading portfolio of products spans vinyl windows, vinyl siding, stone veneer, metal roofing, metal wall systems and metal accessories. Cornerstone Building Brands’ broad, multi-channel distribution platform and expansive national footprint includes more than 18,800 team members at manufacturing, distribution and office locations throughout North America. Corporate stewardship and Environmental, Social and Governance (ESG) responsibility are embedded in our culture. We are committed to contributing positively to the communities where we live, work and play. For more information, visit us at http://cornerstonebuildingbrands.com
Mitten is the original Canadian manufacturer and market leader of vinyl siding. Our continued focus on operational excellence has set the industry benchmark for service, quality, performance and design, backed by the best in class lifetime warranty. As a coast to coast distributor of premium exterior building products we are the link between architects, builders and installers providing an endless variety of business and design solutions. As part of the Cornerstone Building Brands family, we are the largest manufacturer of exterior building products in North America. Our Canadian made vinyl siding has the largest and boldest colour palette in the industry and our colour matched aluminum, shake, stone, and accessories provide the perfect complements and finishing touches to any project. Our products maximize curb appeal and benefit installers by minimizing labour requirements.
The Outside Sales Representative (OSR) is responsible for driving profitable sales growth by creating demand, identifying new business opportunities, expanding market share, increasing share of wallet, strengthening strategic customer relationships, and growing adoption across the product portfolio. As the face of the organization in the field, the OSR develops a deep understanding of customer needs and provides value-driven solutions that create growth opportunities for both the customer and the business.
This role balances new business development with strategic account expansion, cross-selling complementary products, and long-term territory development. Success requires strong business development skills, a customer-first mindset, commercial acumen, strategic thinking, disciplined sales execution, and the ability to consistently achieve sales objectives while representing the company’s values and brand in the marketplace.
KEY OBJECTIVES AND RESPONSIBILITIES
Primary outcomes: The OSR is accountable forprofitable sales growth, customer and market expansion and disciplined territory and opportunity management.
Profitable Sales Growth
Business Development & Demand Creation
Customer & Account Growth
Territory Planning & Data-Driven Execution
Sales Process & Pipeline Management
Consultative Selling & Influence
Commercial & Market Management
Product & Industry Expertise
Cross-Functional Collaboration & Customer Experience
Take ownership of customer issues by coordinating effectively with internal teams, setting clear expectations, and driving timely resolution. Partner cross-functionally to support customer opportunities, remove barriers, share field insights, and improve execution.
Professional Representation & Travel
COMPETENCIES
Region: Newfoundland & Labrador (NL)
Mitten Inc. is also committed to providing an inclusive and barrier free recruitment and selection process. Applicants should advise Human Resources if they require any type of accommodation during the recruitment process

Cornerstone Building Brands is a leading manufacturer of exterior building products serving the residential and low-rise non-residential markets across North America. Through our expansive footprint and comprehensive product portfolio, we are uniquely positioned as a one-stop-shop for vinyl windows, vinyl siding, stone veneer, metal roofing, metal wall systems and metal accessories — all available through our trusted product brands to support a wide range of needs and end-uses.
Our success is driven by our dedicated team members and strong partnerships across the building industry. We continually invest in our brands and capabilities to create mutual value — leveraging our core strengths, executing with excellence and consistently seeking new solutions to the challenges our customers face every day.
From family homes to large-scale commercial structures, our products are the cornerstone of the communities where people live, work and play. That’s why we are committed to becoming a premier building solutions company that better serves its customers and helps build stronger communities.
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Instagram: @cornerstone_buildingbrands
Facebook: @CornerstoneBuildingBrands
YouTube: @cornerstonebuildingbrands
DISCLAIMER
Cornerstone Building Brands’ social media channels share information about our company, our products and our people. We welcome commentary expressing all points of view – positive and negative – but reserve the right to remove posts that are off-topic, offensive, promotional or illegal or contain inappropriate language, hate speech, proprietary information, personal data or personal attacks.