About the role
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