Foundry Operations Co-Op

    A.Y. McDonald Mfg. Co. logo

    A.Y. McDonald Mfg. Co.

    A.Y. McDonald Mfg. Co. is a leading manufacturer of Waterworks Brass, Plumbing Valves, and Natural Gas Products.

    501-1,000 employeesFounded 1856Dubuque, IowaUtilities
    Actively hiringPaidSummer 2027Utilities
    Apply Now

    Applications close in 3 days

    Access our internships job board to view 10,000+ active internships.


    About the role#

    This co-op position supports the foundry staff in reducing process variation and evaluating casting defects. You will collect and analyze data to help provide recommendations to management. This role involves various foundry tasks including coordinating trials and assisting with the digital transformation project.

    What you'll do#

    • Evaluate casting defects by identifying their location and root cause.
    • Provide recommendations for process improvements.
    • Review sand testing data and monitor the sand preparation process.
    • Perform sand testing in a lab setting to determine current and preferred sand properties.
    • Mine data to track process changes and scrap information.
    • Assist with setting up and maintaining process books and electronic information for the digital transformation project.
    • Coordinate trials and evaluate patterns as needed.

    What you'll need#

    • Enrollment in a four-year technical program related to the foundry industry.
    • Proficiency with computers.
    • A good working knowledge of foundry sand, sand testing, and casting defects is a plus.

    Location & details#

    • This position is based on-site in Dickeyville, Wisconsin.
    • The schedule is Monday through Friday, 7:00 a.m. to 3:30 p.m.
    • This is a full-time, paid co-op for Summer 2027.
    Relevant fieldsOther

    About A.Y. McDonald Mfg. Co.

    A.Y. McDonald Mfg. Co. manufactures products for the water works, natural gas, and plumbing industries. The company operates a brass foundry and manufacturing plant in Dubuque, Iowa, with additional facilities in Albia, Iowa, and Elizabethton, Tennessee. Founded in 1856, the business remains privately held. It employs 339 people to support its infrastructure-focused operations.

    LinkedInWebsiteCareers emailA.Y. McDonald Mfg. Co. contact channels unlock with a free account
    All A.Y. McDonald Mfg. Co. internships

    How to get in at A.Y. McDonald Mfg. Co.

    Applying early at A.Y. McDonald Mfg. Co. helps you stand out before the applicant pool becomes unmanageable. Intern Insider sends an instant alert the moment a role matching your target is published anywhere, so you apply among the first and ensure your materials are seen before the pile grows. You can also reach out to recruiters directly to ask about the role or a referral, which often improves response rates. Intern Insider surfaces the recruiters behind the company's roles to help you make that connection, saving you the frustration of waiting for a response from a general portal.

    Get alerts for new A.Y. McDonald Mfg. Co. internships
    Share

    Interns who landed roles with Intern Insider

    “Getting my first internship was the hardest. Intern Insider's exclusive job board and AI resume builder really helped me.”
    Richard Y., Finance Student

    Richard Y.

    Finance Student

    “I saved so much time by not having to scroll through LinkedIn, Indeed, and all the other job boards. Everything I need is in one place.”
    Pasha R., Business Strategy Intern

    Pasha R.

    Business Strategy Intern

    Apply to more than this one.

    10,000+ open internships in one place, with the deadlines and the people to email.

    Create free account
    Apply by Nov 13 · 3 days leftApply Now