Senior System Administrator
Core
Senior System Administrator supporting USG Defense programs, focusing on virtualization, Windows endpoint management, and security compliance.
Role type
Senior System Administrator (Security-focused)
Builds
Virtualized environments, secure Windows workstations, and compliant IT infrastructure for defense programs.
Domain
Defense contracting / Information System Security
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
VMware vSphere administration, Windows Server management, Active Directory & GPO configuration, SIEM monitoring, vulnerability scanning, PowerShell scripting, disaster recovery planning, NIST SP 800-53/171 compliance
Preferred skills
WSUS patch management, STIG/SCAP implementation, incident response, classified processing environment experience, encryption and system hardening
Technologies
VMware vSphere, ESXi, vCenter, Windows Server, Active Directory, SIEM, PowerShell, WSUS
Responsibilities
Administer virtual machine lifecycles and networks; maintain and patch Windows environments; define system architecture for new programs; monitor firewalls and security events; implement security standards like STIGs; manage backups and disaster recovery; automate routine tasks; install engineering software; enforce government security regulations.
Seniority
Senior, hands-on IC
