Continuous Improvement Intern

Continuous Improvement Intern

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, and metal roofing and wall systems. We believe every building we create, and every part of that building, positively contributes to communities where people live, work and play.

Job Description

This internship is for Summer 2026. The CI Intern at Cornerstone Building Brands offers an excellent opportunity to gain hands-on experience in process improvement methodologies and contribute to meaningful projects that drive efficiency and effectiveness across the organization. Reporting directly to the Quality / Engineering Manager.

Assist in the identification of process improvement opportunities through data analysis and stakeholder consultation.

Participate in cross-functional teams to develop and implement process improvement initiatives.

Support the documentation of current processes, standard operating procedures, and best practices.

Help track and report on key performance indicators to measure the success of improvement efforts.

Collaborate with team members to develop training materials and deliver training sessions on new processes and tools.

Qualifications

Currently enrolled in Bachelors degree program pursuing a relevant major.

Strong analytical skills with the ability to collect, organize, analyze, and disseminate significant amounts of information with attention to detail and accuracy.

Excellent communication and interpersonal skills, with the ability to effectively interact with colleagues at all levels of the organization.

Proficiency in Microsoft Office suite, particularly Excel, PowerPoint, and Visio.

Familiarity with continuous improvement methodologies such as Lean, Six Sigma, or Kaizen is a plus.

Additional Information

Hands-on experience working on real-world projects with direct impact on business operations.

Mentorship and guidance from experienced professionals in the field of continuous improvement.

Networking opportunities with colleagues and industry professionals.

Competitive internship compensation package.

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.

Notice of Recruitment Fraud

We have been made aware of multiple scams whereby unauthorized individuals are using Cornerstone Building Brand's name and logo to solicit potential job-seekers for employment. In some cases, job-seekers are being contacted directly, both by phone and e-mail. In other instances, these unauthorized individuals are placing advertisements for fake positions with both legitimate websites and fabricated ones. These individuals are typically promising high-paying jobs with the requirement that the job-seeker send money to pay for things such as visa applications or processing fees. Please be advised that Cornerstone Building Brands will never ask potential job-seekers for any sort of advance payment or bank account information as part of the recruiting or hiring process.