Senior Mine Planner
Mariana MineralsHouston, Texas, United States • San Francisco, California, United States
Posted January 30, 2026
Full Time
About the Company
Mariana Minerals operates as a software‑first, vertically integrated minerals company that extracts and supplies critical raw materials essential to modern energy, artificial intelligence, and defense technologies. By integrating every stage of the supply chain—from exploration and mining to processing and logistics—the firm ensures consistent quality and rapid delivery to high‑tech end users. Its advanced data‑driven approach allows for real‑time optimization of extraction and supply processes, reducing environmental impact while boosting operational efficiency. This combination of digital innovation and end‑to‑end control positions Mariana Minerals as a distinctive partner for companies demanding reliable, sustainable access to strategic minerals.
Job Description
Mariana Minerals is looking for a Senior Mine Planner to lead strategic mine planning, opportunity evaluation, and long-range optimization across the company's portfolio of mining projects.
Requirements
- Bachelor's degree in Mining Engineering or a closely related field
- 5+ years of mine planning experience
- Strong proficiency with modern mine planning and optimization tools
- Experience evaluating complex, multi-pit or multi-deposit mining projects