Dennis has recently left a Senior Deputy County Administrators position overseeing the social services departments with Contra Costa County. Previously, Dennis had been working for the County of Santa Barbara from 2008 to 2019. Since 2011, he was in the County Executive Office there and was responsible for intergovernmental and legislative affairs and a variety of complex multi-departmental initiatives including the 2011 County redistricting process, cannabis regulations, multiple tax ballot measures and Census 2020 outreach. Dennis did spend from 2014 to 2016 as the budget director in Alameda County. This is his 21st year in local government service. Dennis has a Bachelor’s Degree in Political Science from University of California, Santa Barbara.