Engineering Technician

Responsibilities

• Support bench-top R&D, pilot-scale experiments, technical evaluations, and other scale-up trials
• Monitor, troubleshoot, and optimize equipment performance
• Drive evaluations of recovery, throughput, product quality, and equipment reliability
• Assist with equipment design, installation, commissioning, and modification
• Create SOPs, engineering drawings, and other process design documentation
• Train on all pilot plant operating steps and assist in keeping the pilot plant running to plan

Requirements

• Bachelor’s degree in engineering, materials science, or equivalent field
• 3+ years of hands-on pilot plant, R&D scale-up, or industrial operations experience
• Experience supporting experiments, process trials, or equipment testing
• Ability to collect quality data, document observations, and communicate results clearly
• Experience with process equipment design, procurement, setup, and troubleshooting
• Strong understanding of pH, inorganic chemistry, mass balance, fluid handling, and solid-liquid separation

About the Company

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 by combining deep industry expertise with advanced software and automation.