As a GIS specialist, you use specialized software to interpret data and create, analyze, and update maps and graphs. GIS stands for geographic information systems, and titles in this field include GIS Analyst, GIS Technician, and Cartographer. In these roles, you build and maintain a database of geographic data, compare geographic and demographic datasets, and assist clients in using geographic data for projects in civil engineering, construction, and economic development. Your duties and responsibilities also include developing presentations and reports to explain your assessments and recommendations, collaborating with stakeholders to assess supplementary resources like aerial photos, and providing project management and tracking support.