Engineering Intern

Engineering Intern

This is an onsite internship in Sacramento, CA for Summer 2026. The Engineering Intern at Cornerstone Building Brands is responsible for various project tasks related to Process Improvement. Reporting directly to the Continuous Improvement Manager, this role may be assigned a project such as process flow analysis, production parts picking/delivery/presentation, process mapping, time studies, and layouts. As a member of the Continuous Improvement team, you will be instrumental in making quantifiable improvements in the business.

Possible projects and initiatives this intern will work on could include:

• Line balancing studies to identify process improvements
• Designing small manufacturing jigs that are easily 3D printable
• Support a Kaizen event team to complete a project
• Establish a Value Stream Map for the production process

Competitive pay, inclusive, collaborative environment, bragging rights – you'll work for the market leader in multiple product categories, and professional development opportunities, including exposure to all parts of the business.

Site Location: 3010 Ramco St #100 W. Sacramento, CA 95691

Pursuing a degree in Electrical, Manufacturing, Industrial, or Mechanical Engineering is required. Must have completed Sophomore year coursework. Experience with AutoCad, Inventor or SolidWorks is preferred. Experience in a manufacturing environment is preferred.

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.

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.