Responsibilities: Experience with administering, maintaining, implementing upgrades, and ensuring the readiness of several classified virtual enterprise systems and corresponding technologies (e.g., VMware vSphere, Enterprise Linux, Cisco Systems (Switch, Router, NGFW), Palo Alto, Windows Server, Windows Workstation). Assist corporate security and program/project staff to create, implement, and maintain procedural documents and operations (configuration management, continuous monitoring, business continuity, disaster recovery, etc.).