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.

Sr. Construction Project Manager

Role Overview

As a Sr. Construction Project Manager, you will play a central role in managing new facility construction, capacity expansions, and major infrastructure projects. You'll oversee contractors and project teams, manage budgets and timelines, and lead both in-field and office-based initiatives to deliver strategic capital projects. Your expertise will be vital to scaling operations safely, efficiently, and on budget.

What You'll Do

Project Ownership & Delivery:

• Take end-to-end ownership of assigned construction projects, ensuring stakeholder satisfaction and identifying cost efficiencies.

• Direct project delivery from scope development and contractor procurement to construction, commissioning, and proj