Sr. Corporate Long Range Engineer
ASARCO · Sahuarita, Arizona, US
The Long-Range Mining Engineer is responsible for defining the strategic direction and long-term economic value of the mining operation.
Job description
The Long-Range Mining Engineer is responsible for defining the strategic direction and long-term economic value of the mining operation. This position develops and maintains the Life-of-Mine (LOM) plan, conducts pit and phase optimizations, performs trade-off studies, and builds economic models that guide capital investments and operational strategy. Reporting to the General Manager of Technical Services, this role works closely with geotechnical, geology, finance, and operations teams to ensure technical accuracy, regulatory compliance, and alignment across planning horizons. This role is critical to connecting the company’s growth vision with a technically sound, financially optimized mine plan that supports execution at the short-, medium-, and long-term levels. Essential Functions: - Develop and maintain the Life-of-Mine (LOM) plan using updated resource models, pit designs, cost inputs, and geotechnical constraints. - Conduct pit optimizations, pushback designs, and phase sequencing based on NPV maximization and business goals. - Define ultimate pit limits and evaluate development scenarios using Whittle, MPVS, or equivalent strategic planning tools. - Build and validate long-...