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Senior Process Controls Engineer

Mariana Minerals - Houston, TX, Houston, Texas, US, Moab, UT

Posted Jun 16, 2025

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About this role

Senior Process Controls Engineer Houston, TX, Houston, Texas, US, Moab, UT About Mariana Minerals Mariana Minerals is a software-first, vertically integrated minerals company on a mission to supply the critical minerals powering modern energy, AI, and defense technologies. We're reimagining the minerals supply chain by combining deep industry expertise with advanced software, automation, and data-driven decision-making. Role Overview Mariana Minerals is looking for a highly motivated Process Controls Engineer to work on building the critical minerals supply chain. As the Process Controls Engineer at Mariana Minerals, you will lead the development and deployment of first-of-its-kind chemical refining processes, while also playing a critical role in the development of software for capital project execution and automated plant optimization. Responsibilities will include leading equipment and plant-wide controls infrastructure and programming scopes from concept through to design, installation, commissioning, ramp, and handover to the operations team, and supporting the buildout of an in-house engineering team. What You'll Do - Develop standards for controls programming - Lead equipment scopes from concept and modeling validation, through procurement, engineering, fabrication, installation, commissioning, and ramp - Manage external equipment providers, technology licensors, and engineering companies to deliver fully integrated and functional mineral refining scopes - Drive cross-functional teams of lab technicians, pilot plant engineers, process engineers, and project engineers to lead the technical equipment scale-up and de-risk the commercialization of novel mineral refining processes - Support the hiring, mentorship, and day-to-day management of junior process engineers - Develop technoeconomic models of new project opportunities, acquisition targets, and

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