MINMETAL in Chile seeks a Metallurgical Process Engineer to optimize concentrator and hydrometallurgical processes, improving recovery and throughput. You will lead process improvements, run testwork, and model flows to support production goals. The role requires a Chemical or Metallurgical Engineering degree with 5+ years in mineral processing, and experience with copper sulphide and oxide ores. Data analysis skills (Python or Power BI a plus) are desirable.