Sr. Gis Consultant (Admin-Developer)Location: Hybrid in Sacramento, CA 95814 (2 days onsite)Duration: 12+ Months CTHJob SummarySenior-level experience in backend development and administration of ESRI Enterprise (ArcGIS Enterprise, Portal, ArcGIS Server, Data Store).Strong expertise in managing and optimizing enterprise geodatabases (SQL Server, Oracle, or PostgreSQL).Experience with backend automation, scripting, and administration using Python, ArcPy, and REST APIs.Skilled in configuring and maintaining feature services, map services, and image services.Experience integrating GIS with other enterprise systems and applications.Strong troubleshooting and performance tuning skills for backend GIS infrastructure.Knowledge of enterprise architecture, security, and scalability best practices.Experience supporting migration, upgrades, and patching of ESRI platforms.Strong collaboration skills to work with system administrators, DBAs, and GIS analysts.Excellent communication, documentation, and problem-solving abilities.Proven experience managing IT projects for government clients.Senior-level expertise in architecting and implementing enterprise GIS infrastructure and applications.Strong background using enterprise architecture tools.Demonstrated ability and expertise in GIS applications and GIS Architectures.Perform gap analyses between current and target states and develop application roadmap documents.Experience conducting application and business analysis for large, complex systems.Manages and maintains an organization's Geographic Information Systems (GIS), ensuring data integrity, system functionality, and user access to spatial information.Implementing, customizing, and optimizing GIS software (e.g., ArcGIS) and databases.Ensuring the accuracy, consistency, and accessibility of geographic data within the GIS.