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.

The Role

We are hiring Technical Program Managers to own the planning, coordination, and execution of capital projects in Mariana’s portfolio, from idea, to development, through construction and handover to operations.

In this role, you are the single owner of a program. Including scope definition, schedule, budget, and risk register. You coordinate between process development, process engineering, detailed engineering, procurement, construction, business development, and finance. You will build and maintain the execution plan, develop the plan to keep the program the moving and communicate progress, surface risks and decisions before they turn into schedule impacts, and drive them to closure. You will run all of this inside Mariana’s Capital Project OS, the software tools that automate and standardize how we plan, track, and execute programs. You will ensure standardization in execution approaches in the program and provide feedback on Capital Project OS to the software an