Environment: Requires 1/3 to 2/3 of time in an office setting, working near moving mechanical parts, exposed to fumes or airborne particles, exposed to outdoor weather (extreme cold & heat); and less than 1/3 of time, working in wet or humid conditions (non-weather), with explosives, working in high, precarious places, risk of radiation and vibration. The Mining Engineer II is accountable for contributing to HarbisonWalker Internationals overall business performance by carrying out a full range of engineering functions including the communication of mine plan to mine contractors and conducting field operations in the mines, permitting, planning, and reserve estimation.