Senior IT Systems Administrator

Full Job Description

REPOSTED 2/17/26

Job Description
The Senior IT Systems Administrator will administer and maintain mission-critical public safety applications and systems, including CAD, RMS, Mobile, and related integrated platforms. This position will oversee server and service monitoring for availability, performance, and security, ensuring continuity of operations for Police, Fire, Sheriff, Corrections, and other agencies. Other tasks include leading technical projects such as upgrades, migrations, interface deployments, and application integrations across multi-agency environments.

Essential Duties

• Systems Administration & Support - Lead the administration, maintenance, and optimization of critical public safety applications and systems (CAD, RMS, Mobile, and related platforms). Ensure high availability, performance, and compliance with CJIS and county security standards.
• Project Implementation & Integration - Manage and execute technical projects, including system upgrades, interface integrations, and application deployments. Collaborate with vendors, internal IT teams, and public safety agencies to deliver reliable solutions on time and within scope.
• Monitoring, Troubleshooting & Incident Response - Proactively monitor server, application, and service health. Diagnose and resolve complex technical issues impacting Police, Fire, Sheriff, Corrections, and other agencies. Provide Tier 3 support and lead root-cause analysis to minimize downtime.
• Documentation, Compliance & Continuous Improvement - Develop and maintain technical documentation, SOPs, and change management records. Ensure systems meet audit, CJIS, and county compliance requirements. Identify opportunities for process automation, efficiency gains, and cost savings.
• Provide Tier 3 support, troubleshooting and resolving complex issues escalated from IT staff and agency personnel. Ensure compliance with CJIS, county security policies, and audit requirements through proper configuration management and documentation.
• Develop and maintain SOPs, technical documentation, and change records to support knowledge transfer, continuity, and accountability.
• Collaborate with vendors, IT divisions, and public safety stakeholders to implement solutions, coordinate testing, and validate system changes.
• Automate and streamline routine processes such as monitoring, reporting, and deployments to improve efficiency and reduce downtime.
• Support data integrity and interoperability by validating information flowing across CAD, RMS, Mobile, Jail Management, Warrant, and other integrated systems.
• Mentor and guide junior staff by providing technical expertise, reviewing work, and promoting professional growth within the Public Safety Solutions team.
  

Other Job Requirements/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 which may include motor vehicle & criminal histories, and fingerprinting.
• This job may require on-call rotation and emergency after hours, weekends, and/or holidays.
• This job is eligible for a hybrid telework schedule after an initial probationary period and individual approval.

Grade
The grade for this position is C45(1). Salary will be dependent on education and experience.

Effective 4/11/2023, this position is eligible for the Employee Referral Program.

Minimum Qualifications

• Bachelor’s Degree Computer Science, IT or in a related field AND
• Five years of progressively responsible, professional level analyst and systems experience in a large scale Information Technology environment
  • An equivalent combination of education and experience sufficient to successfully perform the essential duties of the job such as those listed above will also be considered.
• Certifications in ITIL V4 Foundations, Microsoft Azure Fundamentals, CompTIA A+/Network+/Security+ preferred.

For information related to position-specific essential duties, knowledge and skills, and physical requirements, please click here.

Note: The class specifications listed on this website are not the official class specifications for Gwinnett County and are subject to change.

For more information about this department, please click here.

Qualifications

About Gwinnett County

Welcome to Gwinnett County Government

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!

VisionGwinnett is the preferred community where everyone thrives! MissionGwinnett proudly supports our vibrantly connected community by delivering superior services.

ValuesIntegrity: We believe in being 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.

Hiring ProcessGwinnett County is an Equal Opportunity Employer. For more information regarding our hiring process, please click the links below:

• Hiring Process
• FAQs

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.