Product Engineer

Overview

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 for Summer 2026.

The Product Engineering will support the Product Engineering Team in developing innovative, problem-solving solutions for the building industry. This offers a unique opportunity to gain hands-on experience with window and door products while contributing to projects focused on new product development, product improvements, and cost-savings initiatives.

As an , you will work alongside experienced engineers, gaining exposure to design, testing, and manufacturing processes. This role provides meaningful, real-world project experience, along with visibility across the organization. Professional growth and learning opportunities are strongly encouraged and supported throughout the .

What You'll Do

• Assist in the design, prototyping, and testing of new products.
• Support engineers in analyzing current products and maintaining specifications.
• Participate in reviewing and researching new product concepts to determine feasibility.
• Help ensure products meet industry certification program standards (AAMA, WDMA, NAMI, CSA, NFRC, IGMA).
• Prepare and update drawings, schematics, and technical documentation under engineer guidance.
• Assist with Engineering Change Orders and Non-Standard Product Requests.
• Participate in cross-functional meetings with engineering, manufacturing, and other business teams.
• Gain exposure to manufacturing environments by supporting new product launches, audits, and production troubleshooting.
• Support voice-of-customer activities and continuous improvement (kaizen) exercises.
• Accompany engineers on site visits to observe field testing, customer service activities, or installation practices.

Qualifications

What You'll Get

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

Equal Opportunity

Cornerstone Building Brands is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, genetic information, or status as a protected veteran. You can find the Equal Employment Opportunity Poster here. You can also view Your Right to Work Poster here along with This Organizations Participation in E-Verify Poster here. If you'd like to view a copy of the company\'s affirmative action plan for protected veterans or individuals with disabilities or policy statement, please contact Human Resources at 281-897-7788 or HRCompliance@cornerstone-bb.com. If you have a disability and you believe that you need a reasonable accommodation in order to search for a job opening or to submit an online application, please contact Human Resources at 281-897-7788 or HRCompliance@cornerstone-bb.com. This email is used exclusively to assist disabled job seekers whose prevents them from being able to apply online. Only emails received for this purpose will be returned. Messages left for other purposes, such as following up on an application or technical issues not related to a job, will not receive a response.

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

Privacy and Fraud Notice

California Consumer Privacy Act (CCPA) of 2018

Must be at least 18 years of to apply.

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.

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