About Freeport-McMoRan

FREEPORT: Foremost in Copper
Freeport-McMoRan is a leading international mining company with headquarters in Phoenix, Arizona. Freeport-McMoRan operates large, long-lived, geographically diverse assets with significant proven and probable reserves of copper, gold and molybdenum. The company is one of the world’s largest publicly traded copper producers.

Freeport-McMoRan’s portfolio of assets includes the Grasberg minerals district in Indonesia, one of the world’s largest copper and gold deposits; and significant mining operations in North America and South America, including the large-scale Morenci minerals district in Arizona and the Cerro Verde operation in Peru.

By supplying responsibly produced copper, the company is proud to be a positive contributor to the world well beyond its operational boundaries. Additional information about Freeport-McMoRan is available at


Mine engineer intern

May 2023 - August 2023 Green Valley, AZ
“Very patient nice people seniors to guide you through. I really appreciate every single department in Sierrita, that help me work on my project. ”

Metallurgical Engineering Intern

May 2018 - August 2018 Sahuarita, AZ
“I enjoyed the personnel at my site. Everyone was willing to explain every single one of my questions and were willing to let me help them in their daily tasks. I learned a lot from everyone and was always kept busy. ”
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Questions & Answers

What would I experience as an environmental engineering intern at Freeport-McMoRan?

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Looking for insight about the culture at Freeport-McMoRan!

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Does an environmental engineer internship at Freeport-McMoRan offer much work-life balance and flexibility?

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