Security Systems Administrator Jobs

Allied Universal is seeking a Security Systems Administrator/Badging Officer to administer access control, video and visitor systems, run audits, issue badges, and support security operations and vendor management.

Experienced Systems Administrator needed to manage and secure Linux/Windows servers, virtualization, storage, and networking for AFRL support at Wright-Patterson AFB.

Peraton is hiring a Systems Administrator to manage enterprise PKI/HID infrastructures, perform system security administration, and lead software upgrade projects in support of CAC management systems.

CBH Homes seeks an on-site Technical Support Analyst to manage servers, networks, cloud services, and deliver responsive end-user IT support.

Technical IT Systems Administrator needed to operate and support VMware-based Linux and Windows infrastructures in classified national-security environments at Riverside Research’s Beavercreek site.

Provide on-site systems and network administration, cybersecurity support, and classified-system operations for DONSAPCO at the Pentagon.

Experienced systems administrator needed to manage and secure enterprise Windows/Linux environments for mission-critical federal IT projects in a fully remote US role.

Join Outpost as an IT Systems Administrator to maintain and scale device management, identity/SSO, server and network infrastructure supporting a fast-growing logistics platform.

Experienced Network Systems Administrator sought to manage AD, Windows Server, Cisco networking, VPNs and cloud services for a Washington, DC organization.

Experienced systems security administrator needed to implement and maintain RBAC, user provisioning, and access recertification for federal financial and asset management systems in the Washington, D.C. area.

Lead and manage Infleqtion’s hybrid enterprise infrastructure — overseeing servers, networking, cloud platforms, backups, and security controls from our Louisville, CO office.

Delaware Nation Investments/Emerging Technologies seeks a cleared Senior Systems Administrator to manage RMF-driven cybersecurity, STIG implementation, and OT/IT network operations across AFSC depot locations.