Mr. Walker has been working for or with the State of Indiana since 2012. He started working in the Groundwater Section in 2015 and became Section Chief in 2021. Mr. Walker helped develop and provide the Surface Water Threat Minimization and Response Plans for all the community drinking water systems that use surface water as their source. He orchestrated a voluntary PFAS sampling project for all community drinking water systems, ahead of an expected EPA rule. Mr. Walker graduated with a BA in Geography (Geographic Information Science) and Anthropology (Physical Anthropology) from Indiana University.