Job Description

Job Description

Job Description

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  cornerstonebuildingbrands.com.

ABOUT THE ROLE

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 Engineering Manager, this role will be on-site in Marion, OH and will work closely with the operations team.

WHAT YOU’LL DO

• Designs the ability to produce a quality product into the process.

• Identify and analyze manufacturing problems to control and improve manufacturing.
• Develops all necessary process and audit documentation (i.e. Visual Work Instructions, Standard Work Combination Table, Process Control Adherence Audit, etc.)
• Assesses existing processes for areas of improvement utilizing Lean Manufacturing concepts (Kaizen, TPM, Value Stream Mapping, etc.) Six Sigma, designed experiment techniques, capability studies, etc.
• Designs and/or sources equipment for manufacturing processes; evaluates and recommends implementation of competitive technology.
• Leads, where applicable, or works 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.
• Provides training, as required, to associates.
• Leads, where applicable, or works in conjunction with Quality Assurance, to monitor and document quality standards.
• Presents capstone project as directed at the conclusion of the internship program.
• Performs other duties as assigned.
• Minimum travel required.

WHAT YOU’LL 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. 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 disability 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 disability, will not receive a response.

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

California Consumer Privacy Act (CCPA) of 2018

Must be at least 18 years of age 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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