Materials Engineer Intern (Summer 2027)

Charter Manufacturing • Shawano, WI

5d • Onsite

About The Position

Charter Casting—Shawano, part of fourth-generation family-owned Charter Manufacturing, produces ductile and gray iron castings for customers in industries including government and defense, agriculture, heavy trucks, pumps, valves, and compressors. The Materials Engineer Intern will gain hands-on experience in melt cycle optimization, process improvement, and continuous improvement initiatives while developing technical skills in production efficiency, chemistry adjustments, product testing, and standard work in collaboration with experienced team members.

This is a paid summer internship based in Shawano, Wisconsin, scheduled for 40 hours per week. The internship starts in May 2027 and runs during the summer. Interns work on meaningful projects and receive mentorship, professional development, and networking opportunities. The program also includes an Intern Kickoff Day, volunteer opportunities, professional development workshops, and an Intern Summer Showcase. Internship positions are not benefits-eligible.

The position may involve access to controlled information or technology subject to U.S. export control laws. Employment may be contingent on the applicant qualifying as a U.S. Person or the employer obtaining any necessary export license. Export-license decisions are made case by case, and the employer may decline to proceed with an applicant.

Requirements

• Be enrolled in a four-year degree program in Materials Science, Metallurgical Engineering, Mechanical Engineering, or a related field, and have current standing of at least Sophomore level.
• Have a cumulative GPA of 2.75 or higher.
• Be proficient in Microsoft Office software, including Excel, Word, and PowerPoint.
• Have strong verbal and written communication skills.
• Have strong interpersonal and relationship-building skills.
• Be able to succeed in a team environment.
• Be able to handle multiple tasks.

Nice To Haves

• Experience with AutoCAD and Pro-E.

Responsibilities

• Focus on melt cycle optimization through standard work and tap-to-tap tracking.
• Understand and promote least-cost charge, chemistry change, and adjust training with employees to expand knowledge among hourly team members.
• Participate in continuous improvement projects.
• Assist with other projects and serve as a resource for other team members.
• Participate in product design and development fundamentals, including testing with a variety of tools and equipment.
• Document and improve processes.

Benefits

• Paid internship program.
• Mentorship, professional development, and networking opportunities.
• Intern Kickoff Day, volunteer opportunities, professional development workshops, and the Intern Summer Showcase.

What This Job Offers

• Job Type: Full-time
• Career Level: Intern