Network/System Administrator - Active TS/SCI

Key Responsibilities: Install, configure, and support computer systems, networks, and communication systems including LAN, WAN, network segments, and intranets. Manage Commercial-Off-The-Shelf (COTS) and Government-Off-The-Shelf (GOTS) products for system performance, automation, and security monitoring. Execute daily system and network operations following operational and maintenance (O&M) checklists for routine service tasks. Develop and maintain Standard Operating Procedures (SOPs), Tactics, Techniques, and Procedures (TTPs).Operate and tune enterprise security information and event management (SIEM) tools; create and manage event alarms, alerts, and summary reports. Support technical risk analysis of emerging cybersecurity tools and processes. Participate in incident response and cybersecurity readiness activities. Provide "day-to-day" support for classified systems, including Collateral, SCI, and SAP environments. Manage virtualization platforms and perform system troubleshooting and patching. Provide technical assistance to users to resolve software, hardware, and access issues.

Technical Skills: Strong working knowledge of Microsoft Windows Server, Red Hat Enterprise Linux, and Microsoft Exchange Server. Proficiency in Cisco networking, switching, and firewall configuration. Experience with LAN/WAN environments, data backup technologies, and COMSEC integration. Familiarity with virtualization technologies such as VMware, Hyper-V, ESX, or Xen. Understanding of Risk Management Framework (RMF), Common Criteria, and System Security Policy for system authorization and compliance. Experience with SIEM tools (e.g., Log Rhythm, ACAS, Nessus, SCAP).Knowledge of scripting, Group Policy management, forensic analysis, and vulnerability assessment tools. Understanding of SQL, Oracle/MS SQL, IIS, Tomcat, and web/database security principles. Familiarity with VOIP, video teleconferencing, and network security controls (e.g., SE Linux, App Armor).

Experience: 1–3 years in System or Network Administration.

Education: Bachelor's degree or equivalent (4 years of relevant experience may be substituted).

Certifications: Must meet DoD Directive 8570.01-M for Information Assurance Technician Level I within 6 months of hire (e.g., CompTIA A+, Network+, or Security+).Security Clearance: Active TS/SCI required; eligibility for SAP access and must be willing to submit to a Counterintelligence (CI) polygraph.