Human Resources Business Partner

One Company. Hundreds of Products. Endless Possibilities. Ply Gem is North America's leading manufacturer of exterior building materials, including windows, siding, stone, and 40 other categories. At Ply Gem, we provide the nation's residential builders, remodelers and architects with access to a comprehensive range of building products. From new construction to repair, remodel and replacement, our full line of building products provide quality and value for all types of projects.
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. Cornerstone Building Brands is the largest manufacturer of vinyl windows in North America with brands you’ve come to know and trust. We have endless building product options from standard to specialty to customized to whatever you’re looking for.

But it’s our service capabilities that sets us apart.
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.
Our building solutions are the cornerstone of the communities we serve. We believe every building we create, and every part of that building, positively contributes to communities where people live, work and play.
Why Join Our Team  Our employees are empowered to make a meaningful impact on our success while pursuing a wide range of opportunities to meet your personal aspirations for development and advancement within a stable, growing Canadian industry leader.
What You Can Expect from our Company   You will be Part of a Winning Team
You Can Capitalize on Your Opportunities and Make an Impact
You Will Be Well Rewarded for Your Contributions to our Success
You’ll work for a growing company with an excellent reputation in our sector for providing great products and customer service
Competitive and tangible rewards that provide fair compensation relative to expectations and effort including base earnings, benefits for you and your family, and contributions toward your retirement savings
Competitive vacation time and flexibility in work schedules and location consistent with your role
Resources and support to help you manage your personal wellness
What the Company Expects of our Team   Bring yourself fully to work each day
Playing your role on the team so together we Win as One
Welcoming and Driving Change to support our continued evolution
Help drive the success of our Canadian Business through living our universal core values

Job Description  Position Summary  The Human Resources Business Partner (HRBP) – is a strategic and hands-on HR leader responsible for supporting a designated client group within a unionized, safety-sensitive manufacturing environment. This role partners closely with plant leadership and supervisors to drive operational performance through disciplined people management, effective labour relations, and proactive workforce risk management.
The HRBP holds direct accountability for WCB claims management, disability and accommodation processes, attendance and sick leave management, labour relations, and leader capability development. The role requires strong shop‑floor knowledge and experience and the ability to balance empathy with consistency, compliance, and business needs.
KEY OBJECTIVES AND RESPONSIBILITIES  Business Partnering   Act as the primary HR advisor to plant, production, and maintenance leadership teams.
Align people strategies with operational goals including safety, productivity, quality, uptime, and cost control.
Provide real‑time coaching to supervisors and managers on effective people management in a fast‑paced manufacturing environment.
Use operational and workforce data (WCB costs, attendance, overtime, grievances, turnover, training compliance) to identify…