Jobs

Mariana Minerals is seeking a highly motivated Senior Mine Planner to lead strategic mine planning, opportunity evaluation, and long-range optimization across its mining projects. This senior technical leadership role involves defining how mines are evaluated, designed, sequenced, and optimized, from early-stage concept to life-of-mine planning. The ideal candidate will own long-range mine planning and multi-pit optimization, establish company-wide standards, and integrate closely with cross-functional teams. This position requires 5+ years of experience in mine planning, strong proficiency with modern optimization tools, and the ability to connect technical plans to strategic capital decisions.