Cornerstone Building Brands is a premier exterior building solutions provider serving both the residential and commercial markets across North America. The building products we manufacture are the cornerstone of the communities where people live, work and play -from homes to hospitals, grade schools to grocery stores, manufacturing facilities to municipal buildings and beyond.

Through the core values and consistent behaviors and mindsets embraced by our employees, we have built a culture dedicated to understanding our customers' needs and what matters most to their success. We know that it's our people that make the difference and we are deeply committed to building a workplace and global community where inclusion is not only valued, but prioritized, providing an environment of mutual respect where equal employment opportunities are available to all applicants and team members.

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.

ABOUT THE ROLE

This is an onsite internship in Kearney, MO for Summer 2025.

The Manufacturing Engineer Intern at Cornerstone Building Brands is responsible for documenting, improving, and supporting the manufacturing operations used in the production of vinyl siding. Reporting directly to the Plant Manager, this role will be responsible for creating crucial training documentation (ex. Work Breakdown Instructions, Visual Standard Operating Procedures, Cycle Time Definitions, Quality Tools, …). Additionally, the intern will work with several key department leaders to establish and implement business critical improvements (ex. 5S Zones / Standards / Routines / Audits, Visual Management Tools, labor reduction, output increases, equipment reliability, …).  Many of these improvements will be shared via live Microsoft Teams Conferences with other plants in our Surface Solutions Division (and potentially with all three Cornerstone Building Brands Divisions and corporate support locations).

WHAT YOU’LL DO

• Partner with department managers and site engineers to utilize analytical skills and identify opportunities for OEE improvements (i.e. addressing root causes for identified inefficiencies): at times working with counterparts at other Cornerstone Building Brands locations involved in similar Continuous Improvement / Kaizen activities
• Identify, select, and implement specific process / tooling / area management near term improvement activities
• Establish and maintain Visual Standard Operating Procedures and supporting documentation for the unit operations performed both at the plant and the distribution center
• Review, redline and create as-built drawings for new and existing plant systems
• Administer the 5S Audit Program at the Kearney Extrusion Plant and Kansas City Distribution Center
• Administer the Operations Winning Impact Team (WIT) Boards used to communicate performance metrics throughout the plant and distribution center

WHAT YOU’LL NEED

• Pursuing a bachelor’s degree or higher in Manufacturing, Industrial, Mechanical Engineering or Engineering Technology, or related field
• Knowledge of basic manufacturing efficiency factors included in Overall Equipment Effectiveness calculations is preferred
• Familiarity with Workplace Organization, Standard Work, and 5S Philosophies and related tools is preferred

WHAT YOU’LL GET

• Competitive pay
• Inclusive, collaborative environment including opportunities to work virtually with similar sites across the United States and Canadian Provinces
• Bragging rights – you’ll work for the market leader in multiple product categories
• Professional development opportunities due to exposure to plant leadership local to the Missouri Operations as well as those in Virginia, West Virginia, Tennessee, Ohio, South Carolina, and Nebraska plus Divisional Professionals in Central Engineering, R&D, Continuous Improvement, and Safety
• Intern buddy – an experienced Cornerstone Building Brands Teammate to ensure you get the most from your internship
• The opportunity to work with employees having from 35+ years of experience to those working in a manufacturing site for the first time