Duties include, but are not limited to, coordinating and overseeing the drill crews; planning and preparing for subsurface explorations; performing subsurface explorations; overseeing, directing, and scheduling the maintenance and repair of transport vehicles, drill rigs, and tooling; and managing the inventory of tooling, equipment, and supplies needed to support geotechnical drilling activities. Duties may include: Operate drill rig and oversee drilling operations for auger borings, rock coring, monitoring wells, instrumentation installation and other types of drilling as required .