Commissioning Engineer

About the job

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. We’re building a core commissioning team of talented, versatile engineers who know how to take a plant from mechanical completion to running. As a Commissioning Engineer, you’ll own electrical and mechanical commissioning scopes: energizing power systems, bringing up equipment and utilities, and getting new systems online safely. You’ll work…