Systems & Security Administrator

Requirements The Systems and Security Administrator is responsible for

the administration, monitoring, and security of the agency?s IT

infrastructure. Reporting to the Director of IT Systems & Security, this

role provides critical systems-level support and ensures the operational

stability and protection of servers, networks, cloud services, and

cybersecurity tools. This position works closely with the Senior IT

Technician and IT Support Manager to resolve escalated support issues,

implement infrastructure improvements, and support new system rollouts.

The Systems and Security Administrator also maintains documentation,

monitors network utilization, and ensures best practices are followed in

accordance with industry and compliance standards. Duties and

responsibilities Administer and maintain Windows Server environments,

including Active Directory, DNS, DHCP, file shares, and Group Policy

Objects (GPOs). Monitor and support Microsoft 365 and Azure AD services,

ensuring availability, secure access, and policy compliance. Provide

Tier 3 support for escalated technical issues from the Senior IT

Technician and IT Support Manager, especially for issues requiring

infrastructure or security-level intervention. Collaborate with the IT

Support Manager to support advanced troubleshooting, system rollouts,

and documentation for new technologies. Assist with the configuration,

maintenance, and monitoring of firewalls, switches, VPNs, wireless

networks, and endpoint protection platforms. Maintain current network

topology documentation, including physical and logical network maps, and

ensure diagrams reflect active configurations. Monitor network

utilization and performance to identify bottlenecks, suspicious

activity, or capacity concerns. Administer virtualization environments

(VMware, Hyper-V), including provisioning, patching, and resource

management. Manage security tools such as endpoint protection, MFA,

encryption, log management, and vulnerability scanners. Respond to and

document security incidents; participate in investigations, resolution,

and post-incident reviews. Monitor system logs and firewall traffic for

abnormal behavior or potential threats, escalating to the Director of IT

Systems & Security as needed. Support disaster recovery planning, system

backups, and business continuity practices. Maintain

infrastructure-related documentation, including system configurations,

installation guides, and administrative procedures. Assist with

onboarding/offboarding processes by managing user identities, group

membership, and access permissions. Ensure that patching and firmware

updates are applied on a routine basis across infrastructure components.

Participate in compliance audits and enforce policies that meet HIPAA,

NIST, and other applicable security standards. Work with external

vendors and service providers to support implementations, coordinate

upgrades, and resolve support escalations. Stay current with industry

trends, security threats, and new technologies relevant to systems and

infrastructure. Participate in the on-call rotation and be available for

after-hours support during system outages, maintenance, or emergencies.

Perform other related duties as assigned by the Director of IT Systems &

Security. Qualifications Required: Bachelor's degree in information

technology, Computer Science, Cybersecurity, or a related field?or

equivalent technical experience. At least 3 years of hands-on experience

in system administration, network operations, or IT security roles.

Strong knowledge of Microsoft 365, Azure AD, Windows Server,

virtualization (VMware/Hyper-V), and Active Directory services.

Proficiency in configuring and maintaining firewalls, switches, wireless

access points, and endpoint security tools. Experience working with

system and security monitoring tools, network analyzers, and logging

platforms. Excellent troubleshooting, documentation, and communication

skil s.