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.
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.
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
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
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.
