GIS System Administrator (Geog Info Spatial Analyst ...

GIS System Administrator (Geog Info Spatial Analyst III) Print ( Apply ufeff GIS System Administrator (Geog Info Spatial Analyst III) Salary $79,192.88 - $131,987.44 Annually Location FAIRFAX (EJ32), VA Job Type FT Salary W BN Job Number 26-00232 Department Information Technology Opening Date 01/31/2026 Closing Date 2/20/2026 11:59 PM Eastern Pay Grade S27 Posting Type Open to General Public + Description + Benefits + Questions Job Announcement Join the Department of Information Technologyu2019s Enterprise GIS Division as a senior member of the Geospatial Applications and Systems Branch. This position plays a key role in supporting and advancing the countyu2019s enterprise GIS environment by administering and maintaining critical GIS systems and applications, including ArcGIS Enterprise (Portal for ArcGIS and multiple ArcGIS Server roles), Windows Virtual Desktop (Azure), and VertiGIS Studio. In this role, you will perform Windows-based system administration tasks such as managing user access, troubleshooting applications and systems, and providing technical support to end users. You will work closely with the Branch Manager to design, implement, and support integrations between GIS platforms and other enterprise business systems. This position also focuses on improving efficiency through automation by designing and implementing repeatable system administration and data transformation processes. You will manage projects to deliver GIS-based solutions that support business operations, using scripting languages such as Python and PowerShell, along with automation tools including Microsoft Power Automate and VertiGIS Studio Workflows. Illustrative Duties + Identify, design, develop and conduct spatial solutions/models to complex business problems for users; + Creates/develops solutions for GIS systems (data, applications); + Conducts data modeling; + Guides GIS project personnel; + Performs project management duties for spatial system development and implementation; + Establishes standards and methods for developing GIS application software; database development and operation; + Effectively participates and collaborates in cross-departmental teams. Develops documents and maintains data loading tools and processes; + Develops and conducts advanced spatial queries in GIS data warehouse (e.g., with Oracle Spatial); + Performs all stages of the System Development Life Cycle (SDLC), and applies relevant tasks and deliverables of the SDLC to GIS projects; + Defines system/database requirements for spatial applications; + Develops and performs enterprise level acceptance tests for GIS hardware and software; + Utilizes IT Information Library (ITIL) and other relevant County standards on system projects; + Provides training, guidance and assistance to lower level analysts; + Designs, develops, conducts and implements training programs and classes; + Provides technical support for complex system level problems; + Evaluates, designs, and implements spatial data models; + Serves on Selection Advisory Committee/Technical Advisory Committee to evaluate proposals submitted in response to Request for Proposals; + Formulates detailed project plans and timelines; + Coordinates efforts between GIS staff, other County staff, and contractors; + Manages and leads the design and development of moderate to complex GIS applications; + Provides technical assistance in data layer maintenance procedures; + Communicates with agency GIS leaders to assess needs and develop priorities; + Provides input to the GIS Spatial Analyst IV to help determine assignments of GIS resources to project initiatives; + Coordinates with County agencies in providing connectivity between the GIS database and County enterprise databases; + Provides GIS Liaison and coordination with neighboring jurisdictions and state agencies. Assists agencies with technical hardware and software resources required in a distributed environment; + May supervise, assign, and evaluate work for GIS Spatial Analyst Is, IIs and Technicians; + Provides assistance to other staff as needed; + Provides both technical and functional GIS presentations to Senior County Management, Board Members, and constituents; + Attends meetings and conferences related to GIS; + Performs any of the illustrative duties in support of the Emergency Operations Center (EOC); + Performs evaluation of suitability and capability, estimation and prediction, using spatial tools; + Performs any or all of the four traditional types of spatial analysis: spatial overlay and contiguity analysis, surface analysis, linear analysis, and raster analysis. Employment Standards MINIMUM QUALIFICATIONS: Any combination of education, experience, and training equivalent to the following: ( (Click on the aforementioned link to learn how Fairfax County interprets equivalencies for

Created: 2026-02-04