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Buyer

CornerstoneBuildingBrandsCareers

Calgary, AB, Canada permanent

Posted: April 10, 2026

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Quick Summary

We are looking for a Buyer to join our team to oversee the procurement and purchase process for our exterior building products.

Job Description

Who We Are

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.

Ply Gem Canada is a growing company in the building products industry backed by Cornerstone Building Brands, providing us with stability and strength in the North American market. 

At Ply Gem Canada, we strive to produce a continuous stream of market leading products and services. We are creative and seek to recognize, embrace and apply new ideas and commercialize them more quickly than our competitors. We relentlessly seek to raise the bar on our products and services. We establish a reputation for innovation, quality and service that differentiates us from our competitors and enables us to tailor products and services to be the market leader.

Reporting to the Purchasing Manager, the Buyer position responsible for managing supplier relationships, negotiating prices, and maintaining inventory levels to support efficient manufacturing operations. Additional duties include best practice & communication methods for re-orders, quality rejects, while simultaneously building and maintaining relationships with internal customers. This dynamic position will coordinate his/her efforts with Operations – from Receiving to Shipping to expedite & ensure seamless execution and customer centric across the different commodities added to the workload.

• Two years of post-secondary education
• Minimum of two years of experience in operations or purchasing role
• Working knowledge of MS Office
• Experience with ERP systems and inventory management software.
• Ability to promote communication and positive working relationships.
• Excellent analytical and problem-solving abilities.
• Strong negotiation skills with the ability to secure favorable terms and pricing agreements.
• Knowledge of window and door manufacturing processes and materials considered an asset.
• Ability to work effectively in a fast-paced, dynamic environment and manage multiple priorities simultaneously.

Ply Gem Canada is committed to an inclusive, equitable and accessible workplace. We encourage applications from all qualified candidates, including those with disabilities. We will accommodate applicants’ needs, upon request, throughout all stages of the recruitment process. Please inform us of the accommodation(s) that you may require. Information received relating to accommodation will be addressed confidentially.

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