Sr. IT Systems Admin

Gwinnett County; Lawrenceville (GA); On-site; USD 85,000 - 99,000; Full time

Job summary

Gwinnett County is seeking a GIS Administrator to act as the primary technical expert for public safety GIS systems. The role focuses on administering, maintaining, and optimizing GIS data and integrations to support emergency communications and dispatch operations.

Responsibilities include data processing, mapping, and coordinating with vendors and county staff to ensure data accuracy and system reliability.

Qualifications

• Bachelor’s Degree in a related field.
• Five years of professional IT or analyst experience in a large IT environment.
• Experience with GIS technologies and public safety systems.

Responsibilities

• Utilizes Esri tools to create and validate geographic datasets for public safety applications.
• Maintains GIS mapping data for CentralSquare Enterprise CAD, including street centerlines and boundaries.
• Develops SQL queries and scripts to support data analysis and admin tasks.

Skills

Geospatial data analysis

SQL queries

Python scripting

PowerShell scripting

GIS automation

Education

Bachelor’s Degree in related field

Tools

ArcGIS Pro

ArcGIS Enterprise

CentralSquare Enterprise CAD

RMS

PowerBI

Job description

Job Info

• 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

Job Description

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 CentralSquare 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.

ESSENTIAL DUTIES

• 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 CentralSquare 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, PowerShell 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 documentation of system configurations, procedures, and technical findings.

Job Description Continued

Public Speaking Duties

• Presents GIS-related technical information, mapping changes, data quality findings, and system functionality updates to public safety personnel, County GIS staff, IT leadership, and other stakeholders, explaining technical concepts and operational impacts in an understandable manner.
• Participates in and leads technical discussions with software vendors, public safety agencies, and internal IT teams regarding GIS integrations, application troubleshooting, system requirements, proposed changes, and resolution of technical issues.
• Conducts technical demonstrations, instructional sessions, and knowledge-sharing presentations for IT personnel and public safety stakeholders regarding GIS functionality, application capabilities, mapping procedures, and system changes.

Functional Attributes

Positions in this class typically require: manual dexterity, grasping, talking, hearing, seeing and repetitive motions. Sedentary Work: Exerting up to 10 pounds of force occasionally, and/or a negligible amount of force frequently or constantly to lift, carry, push, pull or otherwise move objects, including the human body. Sedentary work involves sitting most of the time. Jobs are sedentary if walking and standing are required only occasionally and all other sedentary criteria are met. This position may require: 24 hour on call assignment, overtime, or working nights, weekends, holidays, 10-hour,12-hour, and rotating shifts.

Minimum

• Valid Driver's License from state of residency
• Bachelor’s Degree in a related field and
• Five years of progressively responsible, professional level analyst and systems experience in a large-scale Information Technology environment; or an equivalent combination of education and experience sufficient to successfully perform the essential duties of the job such as those listed above.

Preferred

• Bachelor's Degree (Computer Science, Management Information Systems, Geography, or other technically comparable fields)
• Experience with SQL, PowerShell, Python, PowerBI, ArcGIS, CentralSquare Enterprise CAD and RMS
• Five years of professional level analyst and systems experience

Additional Information

• This job is a civilian position in either a public safety department or in Information Technology with close ties to public safety. Due to the sensitive nature of this position, a public safety background is required which may include motor vehicle & criminal histories, credit check, and fingerprinting.
• This job may require on-call rotation and emergency after hours, weekends, and/or holidays.

About Us

Gwinnett County Government is an award-winning employer that believes in investing in its employees by providing corporate level benefits, a wellness program, professional development opportunities, career advancement, and more

Careers with impact

Gwinnett County sets the standard as a dynamic, vibrant community where all people can enjoy economic opportunities, safe neighborhoods, plentiful greenspace, and recreational facilities. We are committed to hiring those who share our dedication to making life better for our residents and business owners. The culture of superior service that our employees have created reflects that standard and helps staff, residents, and stakeholders remain vibrantly connected.

Exceptional benefits

Working for Gwinnett County comes with exceptional benefits, including health coverage, a robust wellness program (Spouses can participate, too!), onsite employee wellness center, longevity pay, tuition reimbursement, and more. The value of Gwinnett County benefits can be up to 49 percent of an individual’s total compensation.

World-class community

More than a million residents make up Gwinnett’s diverse community. The County is located just 45 minutes from Hartsfield-Jackson Atlanta International Airport and 30 minutes from downtown Atlanta. Georgia Highway 316 reduces travel time to the University of Georgia to 25 minutes.

Gwinnett County is an award-winning employer!

• Atlanta’s Healthiest Employer by Atlanta Business Chronicle
• Green Communities Platinum Certification for Gwinnett County from the Atlanta Regional Commission
• Top 100 Healthiest Workplaces in America by Springbuk and PR NewsWire and more!

Vision

Gwinnett is the preferred community where everyone thrives!

Mission

Gwinnett proudly supports our vibrantly connected community by delivering superior services.

Values

Integrity: We believe in honest, building trust, and having strong moral principles.

Accountability: We believe in stewardship, transparency, and sustainability.

Equity: We believe in fairness and respect for all.

Inclusivity: We believe in engaging, embracing, and unifying our communities.

Innovation: We believe in continual adaptation of technology, process, and experience.

Gwinnett County is an Equal Opportunity Employer.

Gwinnett County is committed to creating a diverse workforce. As an Equal Opportunity Employer, we prohibit discrimination on the basis of genetic information (including sex), race, color, national origin (including ancestry), gender (identity and expression), sexual orientation, age, marital status, familial status (including pregnancy), disability, military or veteran status, religion, political affiliation, immigration status, homeless status, or any other category protected by law.

Reasonable accommodations for qualified individuals with disabilities may be requested. If you need an accommodation during the application, interview, or testing process, contact Human Resources at 770.822.7915 or [e-mail]. This email is only for accommodation requests; for questions related to job postings, use [e-mail].