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 Chemical Engineering Intern to work on real, high-impact problems within the Operations team. You will contribute directly to commissioning a first-of-a-kind copper scrap recycling plant, 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
Assist in commissioning pilot equipment
Operate pilot plant to perform various process tests and performance evaluations
Collaborate with cross-functional team members including engineers and operators
Present outcomes and learnings at the end of the internship
Desired Qualifications
Currently pursuing a degree in Chemical Engineering or Metallurgy
Strong fundamentals in fundamental knowledge, data recording, organization and analysis, and equipment operation/maintenance
Hands-on experience with processing equipment
Ability to break down problems and execute independently
Clear communication and willingness to learn
Willingness to work both day & night shifts with operators and engineers
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.