The GIS Data Analyst will analyze and modify geographic data, create spatial queries, and participate in GIS system development. Responsibilities include creating spatial queries, performing topological checks, data modification, generating analytical outputs, and visualizing spatial data. The role requires proficiency in SQL, PL/SQL, spatial databases (PostGIS, Oracle Spatial), and a GIS desktop client (e.g., QGIS). Experience with spatial data control, topology, conversion, and transformation is essential. The position is part of a long-term project involving a large-scale spatial database.