Senior Systems Administrator, Classified IT
Core
Independently administer, troubleshoot, maintain, and secure enterprise Windows and Linux systems in classified environments.
Role type
Senior Systems Administrator (Classified IT)
Builds
Secure enterprise IT infrastructure for defense technology operations
Domain
Defense / Classified IT Operations
Deliverable
infrastructure
Required skills
Windows Server administration, Linux administration, Active Directory, Group Policy (GPO), WSUS patch management, VMware/Hyper-V virtualization, PowerShell scripting, Bash scripting, DISA STIG compliance, TCP/IP networking, DNS/DHCP, security clearance maintenance
Preferred skills
Advanced Microsoft/Linux/VMware certifications, engineering application support, infrastructure migration leadership
Technologies
Windows Server, Linux, Active Directory, WSUS, VMware, Hyper-V, PowerShell, Bash, DISA STIG tools
Responsibilities
Administer and troubleshoot Windows/Linux systems and virtualization environments; interpret and remediate DISA STIG requirements; lead system changes, upgrades, and migrations; mentor junior administrators; research and resolve complex technical issues independently
Seniority
Senior, hands-on IC with mentorship responsibilities