Under direct supervision, performs basic GIS data development activities, including developing and updating GIS databases from hard copy maps, site plans, existing electronic data sets, and GPS (Global Positioning System) and field survey data. Identifies and accounts for differences in map projections and overlay of information from different sources. Supports the development of map layouts, atlas maps, and web maps. May collect field data using laptops or tablets and/or GPS. Performs quality control or quality assurance measures to check data, using specific methods prescribed by others. Utilizes GIS maps and data to perform basic GIS analysis and problem solving under direct supervision. Tests applications developed by others, usually using a prescribed testing plan. May support end users for specific applications. Developed basic geodatabases designs and makes minor changes to intermediate databases/geodatabases including changes to database tables, fields, etc., with the design decisions being performed by others. Performs other duties as required. Contributes to firm's TKM by assisting in the development of white papers and technical design documentation of new or special case designs, studies, etc. Submits technical papers and designs for publishing to technical journals with approval and review.