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.
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.
The Role
We are hiring a Recycling Technician to support the safe, efficient, and high quality processing of copper and other critical materials at our recycling plant.
In this role, you will operate and maintain material processing equipment, ensure quality standards, and support production workflows within a technology driven recycling environment. You’ll play a hands on role in scaling our advanced recycling operations, working closely with engineers and technicians to optimize throughput, minimize waste, and uphold safety excellence.
What You’ll Do
Operate copper shredding, sorting, and smelting preparation equipment
Inspect, sort, and grade incoming copper scrap according to established specifications
Monitor and adjust equipment to ensure consistent material flow and product quality
Perform routine maintenance, troubleshooting, and cleaning of machinery
Record production data and material metrics using digital tools and software
Assist in continuous improvement initiatives focused on throughput, yield, and safety
Follow strict environmental, health, and safety protocols at all times
Collaborate with engineering and automation teams to identify process improvement opportunities
Support inventory tracking and material handling workflows
Desired Qualifications
Familiarity with material‑handling or processing equipment (shredders, conveyors, sorters, etc.)
Ability to read and follow SOPs, equipment manuals, and safety guidelines
Mechanical aptitude and ability to perform basic equipment troubleshooting
Comfortable working in a hands‑on, fast‑paced, industrial setting
Strong communication skills and willingness to collaborate across teams
Commitment to safety, accuracy, and operational excellence
Ability to lift up to 50 lbs and work on your feet for extended periods
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.
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.
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