Sr. IT Systems Admin

• Job Identification 1000102
• Posting Date 11/02/2026, 03:12 PM
• Locations 800 Hi Hope Road, Lawrenceville, GA, 30043, US (On-site)
• Job Type Full-Time Merit
• Grade C45(1)
• FLSA Exempt
• Minimum Salary $85,300.80
• Maximum Salary $99,174.40

This position serves as the primary GIS administrator and technical subject matter expert for public safety systems, with particular emphasis on the GIS components supporting Central Square Enterprise CAD. Responsible for administering, maintaining, and optimizing GIS data, mapping configurations, geospatial services, and related integrations to ensure accurate, reliable, and timely geographic information for emergency communications and public safety operations.

Manages GIS data processing, validation, and integration activities supporting public safety applications. Coordinates with County GIS personnel, public safety stakeholders, and software vendors to maintain accurate geographic datasets, address information, road networks, boundaries, and other spatial information required by supported systems. Evaluates GIS-related requirements, implements technical solutions, and resolves complex geospatial data and application issues.

Administers, maintains, and supports mission-critical, vendor-provided public safety

Incumbents are responsible for Countywide or large Departmental systems. Incumbents may serve as a project manager and coordinate projects between end-users and the IT Department and performs complex information technology work within the Department of Information Technology.

• Utilizes Esri tools and technologies, including ArcGIS Pro and other applicable ArcGIS products, to create, edit, maintain, analyze, and validate geographic datasets used by public safety applications.
• Prepares, configures, validates, and maintains GIS mapping data required by Central Square Enterprise CAD, including street centerlines, address points, jurisdictional boundaries, response areas, and other location-based datasets used in emergency dispatch operations.
• Performs geospatial data processing, conversion, quality assurance, and validation to ensure geographic information meets the accuracy, formatting, coordinate system, and structural requirements of supported applications.
• Configures, maintains, and troubleshoots GIS services, geodatabases, map layers, and data connections used by supported public safety applications, including ArcGIS Enterprise components where applicable.
• Coordinates with County GIS personnel and other authoritative data providers to obtain geographic data updates, resolve data discrepancies, and incorporate approved mapping changes into public safety systems.
• Investigates and resolves GIS-related application issues involving address matching, geocoding, mapping accuracy, spatial queries, geographic boundaries, and data synchronization between integrated systems.
• Develops, modifies, and maintains SQL queries, Power Shell scripts, Python scripts, and GIS automation processes to support data analysis, troubleshooting, data transformation, and recurring administrative activities.
• Performs advanced troubleshooting of vendor-supported public safety applications by analyzing application logs, system configurations, database records, error messages, and related technical information to identify and resolve operational issues.
• Coordinates with software vendors and internal technical teams to test, validate, and implement application updates, configuration changes, software enhancements, and system integrations while minimizing disruption to public safety operations.
• Works directly with public safety stakeholders to investigate reported application issues, evaluate operational requirements, coordinate technical resolutions, and maintain…