Plant Manager

Company Description

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 .

The Plant Manager I is responsible for overseeing manufacturing sites, driving improvements, and ensuring performance aligns with safety, quality, delivery, and cost expectations. They lead cross‑functional strategies, manage structured change, and balance long‑term vision with immediate actions. Effective Plant Managers prioritize safety, build trust, and communicate effectively with senior leaders. Plant Managers take direct responsibility for team safety, build trust, develop team members, and set high expectations.

They act as change agents, communicate effectively with senior leaders, and demonstrate personal resilience. Reporting to the Director of Operations, they play a crucial role in driving performance and executing manufacturing excellence strategies.

• Set a consistent expectation for respectful and inclusive relationships among supervisors, peers, and employees.
• Create work environments that positively impact our physical and mental well‑being, emphasizing attention to detail in both output quality and daily routines.
• Develop site strategies for COGS (Cost of Goods Sold) while effectively managing growth and/or expansion.
• Achieve year‑to‑year cost savings by optimizing direct labor and overhead expenses.
• Oversee and ensure the successful implementation of new products or pilot projects.

• Prioritize the safety and security of employees and company assets. Identify and address immediate safety concerns.
• Create schedules that balance production efficiency, supply delivery, and employee well‑being while strategically using overtime as needed.
• Ensure compliance with quality standards (QA Index and Right First Time).
• Drive TQM activities within the sites.

• Invest time in reinforcing the manufacturing excellence roadmap.
• Hold oneself and others accountable for performance and leadership commitments.
• Implement ways of working that promote lean thinking and employee engagement. Focus on process improvement rather than individual blame.
• Drive efforts to simplify processes within the site; prioritize changes that impact operational cost.
• Assist in establishing project teams for new equipment, clearly define a Commissioning/Qualification/Verification (CQV) process approach.

• Invest effort in talent development, aligning training with future business needs; focus on mindsets and skillsets crucial for our business.
• Provide tactical guidance to all operations groups.
• Develop and train leadership and technical teams.
• Use qualitative and quantitative methods to forecast labor demand and mix.

• Foster a culture aligned with our mission, values, and success model.
• Actively participate in the community, raise awareness about manufacturing industry opportunities, nurture future manufacturing talent, enhance the company’s reputation, and give back.
• Develop approaches to improve culture based on employee engagement survey data.
• Implement solutions that drive a high‑performance culture.
• Lead and participate in cross‑functional projects and business initiatives.
• Perform other duties as required.

• Preferred bachelor’s degree in engineering or business, alternatively, 7‑10 years of relevant…