Hydrogeologist (Groundwater Modeler) Bureau of Groundwater Modeling and Assessment   Job Summary: This is advanced level engineering work designing, evaluating, and implementing groundwater flow models, developing calibration criteria, performing calibration and quantifying modeling results.   Job duties include: Performs MODFLOW groundwater modeling and may serve as a project lead for the assigned projects. Utilizes numerical groundwater models to support other programs including water supply planning, water use permitting, and minimum flows and levels. Collaborates with staff on refinements and development of regional groundwater models. This includes