Engineering Intern

ABOUT THE ROLE

This internship is for Summer 2026.

The Engineering Intern at Cornerstone Building Brands is responsible for performing engineering projects related to the continuous improvement of production production control and/or quality. Reporting directly to the Production Manager this role will be on site at our Ply Gem Windows plant in Auburn WA.

WHAT YOULL DO

Primary projects include:

1. Create a Standard Work for every position in plant
2. Conduct time studies on every position in the plant
3. Create a balance Chart for every line in the plant

Additional activities may include:

• Creating process flows
• Process mapping
• Creating layouts
• Test equipment design/improvement
• Non-conforming material inspection auditing and test processes

Qualifications :

WHAT YOULL NEED

• Must be currently enrolled in and pursuing a degree in Electrical Manufacturing Industrial or Mechanical Engineering at an accredited school.
• Experience with with AutoCad Inventor or Solid works will be an advantage
• Experience in data interpretation/manipulation via MS Excel preferred
• Experience in a manufacturing environment is preferred but not required although a demonstrable interest in industrial processes will be evaluated during the interview process. Students with any level of experience are encouraged to apply.
• Interns will work in office and shop floor environments with extended periods of sitting and standing. Must be able to communicate and engage with employees on the shop floor. Must be able to wear all required Personal Protective Equipment (PPE).
• Must have valid US work authorization.

Additional Information :

WHAT YOULL GET

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.

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 youd like to view a copy of the companys affirmative action plan for protected veterans or individuals with disabilities or policy statement please contact Human Resources at or 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 or 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 Brands name and logo to solicit potential job-seekers for some cases job-seekers are being contacted directly both by phone and 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.

Remote Work :

No

Employment Type :

Intern