Knowledge of ArcGIS Desktop, ArcSDE, Geoprocessing, GIS Map Services; Knowledge of GIS data creation, conversion, ETL, and backup; Knowledge of ArcGIS for Server map services creation and maintenance; Knowledge of map production and cartography; Knowledge of thematic map creation and accurate cartographic representation; Knowledge of geoprocessing scripting, preferably Python; Knowledge of appraisal processes with a focus on spatial integration/interaction between appraisal data and GIS data; Skill in excellent verbal and written communication; Ability to perform in a dynamic environment that requires sensitivity to changing goals, priorities, and needs. Ability to perform spatial analysis and create maps with ArcGIS software; Ability to provide GIS technical support to internal and external County clients; Ability to use the ArcGIS suite of products for specific project delivery; Ability to evaluate software and tools that will facilitate efficient GIS workflows and boost productivity; Ability to work independently, or team environment, without close supervision as well as prioritize daily activities, and coordinate project work.