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 a Geology Intern to work on real, high-impact problems within the Geology team. You will contribute directly to mineral exploration, deposit development and mine production geology working closely with engineers and domain experts.

This role is designed to provide hands-on experience building and shipping solutions, not just supporting tasks.

What You’ll Do

• Work on exploration and development of a new copper deposit defining ore characteristics related to depositional environment and mineralization model

• Create geologic logs of core and RC cutting from exploration drilling

• Assign lithofacies designations to drilling intervals

• Deliver drilling samples to lab for analysis

• Correlate copper and multi-element assays to lithofacies and investigate differences by lithofacies

• Collaborate with cross-functional team members including geologists, lab technicians and drilling crews

• Present outcomes and learnings at the end of the internship

Desired Qualifications

• Currently pursuing a degree in Geology

• Strong fundamentals in geologic knowledge, data recording, organization and analysis

• Hands-on experience through sedimentary geology courseworkAbility to break down problems and execute independently

• Clear communication and willingness to learn

Why Join Us?

At Mariana Minerals, you’ll be part of a mission-driven team reshaping the way critical minerals are sourced and supplied globally. You’ll have the autonomy to make big decisions, the tools to innovate, and a culture that values ownership, smart automation, and collaboration.

Our culture is built on three principles:

Extreme Ownership – We take full responsibility for outcomes, relentlessly driving toward solutions.

Engineer Out Requirements, then Automate – We simplify, optimize, and then automate for scale.

Share Your Legos – We collaborate openly, share knowledge, and empower each other to build bigger, better solutions.

Join us as we build the future of responsible mineral sourcing and supply.

Mariana is an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other protected status.