Process Engineer is open at Marianaminerals in Joaquin, TX. The posting gives no salary; similar roles in the United States advertise a median of $192K. Posted on Aug 24, 2026, and still on Marianaminerals’s careers page when we last checked, on Nov 14, 2026.
About the role
Lead the development and scale-up of lab processes on pilot and production scales, with a focus on improving metal recovery and reducing cost and environmental impact. - Identify potential process risks, and propose, and evaluate solutions to mitigate the risks. - Evaluate process capability, improve process control, and deliver samples to customers. - Conduct detailed process simulations and modeling to predict…
The opening lines of the posting. The rest is on Marianaminerals’s careers page.
Hiring at Marianaminerals
Marianaminerals has 102 open roles right now. Most are in Engineering, Manufacturing & Trades and Operations. The median advertised salary across its roles with a published range is $160K. See all its roles
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