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

Mariana Minerals is looking for an Engineering Coordinator to help drive the delivery of mineral processing and refinery projects.

As an Engineering Coordinator at Mariana Minerals, you will coordinate schedules, budgets, and documentation across engineering disciplines, keeping design projects on track from concept through construction support.

What You’ll Do

• Coordinate schedules, deliverables, and priorities across process, mechanical, electrical, civil, instrumentation, and structural engineering.

• Track project costs and budgets.

• Maintain project documentation in collaboration with document controllers, including drawing registers, transmittals, RFIs, and design basis documents.

• Coordinate document con