Process Engineer Intern

Process Engineer Intern

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.

This internship is for Summer 2026. The Process Engineer Intern at Cornerstone Building Brands is responsible for learning and subsequently implementing the Cornerstone Production System methodology on multiple production lines and throughout different systems and processes. Reporting directly to the Continuous Improvement Manager, this role will be on-site in Rocky Mount, VA and will work closely with the operations team.

The intern will:

• Design the ability to produce a quality product into the process.
• Identify and analyze manufacturing problems to control and improve manufacturing.
• Develop all necessary process and audit documentation (i.e. Visual Work Instructions, Standard Work Combination Table, Process Control Adherence Audit, etc.)
• Assess existing processes for areas of improvement utilizing Lean Manufacturing concepts (Kaizen, TPM, Value Stream Mapping, etc.) Six Sigma, designed experiment techniques, capability studies, etc.
• Design and/or source equipment for manufacturing processes; evaluate and recommend implementation of competitive technology.
• Lead, where applicable, or work in conjunction with plant maintenance to ensure that the facility and equipment are maintained and updated consistent with short- and long-term goals and objectives.
• Provide training, as required, to associates.
• Lead, where applicable, or work in conjunction with Quality Assurance, to monitor and document quality standards.
• Present capstone project as directed at the conclusion of the internship program.
• Perform other duties as assigned.
• Minimum travel required.

Qualifications:

The intern will need:

• Pursuing a bachelor’s degree in Mechanical or Industrial Engineering or higher
• Experience working with AutoCAD, Inventor and/or Solid Works preferred.

What You’ll Get:

• Competitive pay
• Inclusive, collaborative environment
• Bragging rights – you’ll work for the market leader in multiple product categories
• Professional development opportunities
• Intern buddy

Why work for Cornerstone Building Brands? Our teams are at the heart of our purpose to positively contribute to the communities where we live, work and play. Full-time* team members receive** medical, dental and vision benefits starting day 1. Other benefits include PTO, paid holidays, FSA, life insurance, LTD, STD, 401k, EAP, discount programs, tuition reimbursement, training, and professional development.

*Full-time is defined as regularly working 30+ hours per week.

**Union programs may vary depending on the collective bargaining agreement.

Cornerstone Building Brands is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, pregnancy, genetic information, disability, or status as a protected veteran.

All your information will be kept confidential according to EEO guidelines.