Systems Administrator (TS/SCI clearance)

Systems Administrator
Quantico, VA - 100% onsite
TS/SCI clearance is required

Major Duties & Responsibilities:
•    Plan, install, and maintain computer systems, including physical and virtual servers, storage area networks and network attached storage on five enclaves. 
•    Install, maintain, and troubleshoot server hardware.
•    Troubleshoot Domain Controllers.
•    Perform performance monitoring and tuning, upgrades and patching, backup and recovery, as well as troubleshooting and problem resolution. 
•    Develop and maintain schedules and plans for system updates and patching. 
•    Create accounts and groups in Active Directory and create and modify Group Policy Objects. 
•    Report on system uptime and SLA performance. 
•    Audit server utilization. 
•    Assist in building, coordinating, maintaining, changing, and updating, the Risk Management Framework (RMF) Assessment and Authorization (A&A) packages for the five enclaves administered by AFOSI. 
•    Ensure that all application deliverables and systems comply with applicable DISA STIGs or Security Requirements Guidance. 
•    Identify and report system risks.

Qualifications:
•    3 years experience in systems administration in a Windows based environment. 
•    Bachelor’s degree in a related field desired. 
•    Must be certified at IAT Level II (e.g., Security , or other certification satisfying DoD 8570 certification requirements).  Microsoft certification a plus. 
•    Strong knowledge of Microsoft Windows technologies, including Active Directory, Windows Administration, scripting, and Windows configuration techniques. 
•    Experience with Windows Server 2016, 2019, and 2022; MS SQL Server 2016 and 2019; and VMWare ESXi, vCenter, and vSAN, and Horizon. 
•    Experience administering servers in a virtualized production environment using VMWare vSphere 7.x or 8.x technology. 
•    Experience with PowerShell for command line and scripting to include scripting for account management, patch deployment, software inventory, service control, and/or object attribute modification. 
•    Experience installing, configuring, and maintaining servers with Microsoft Windows. 
•    Experience with rack mounted or blade server hardware. 
•    Experience with Active Directory to include creating accounts and groups and navigating a domain tree
•    Experience creating and modifying Group Policy Objects.
•    Experience managing and troubleshooting DNS functions.
•    Knowledge of DHCP server functionality. 
•    Experience troubleshooting Domain Controllers and familiarity with replication issues. 
•    Experience with a trouble ticket system such as Remedy or ServiceNow.
•    Experience with security as it pertains to server infrastructure, desktops, laptops, servers, firewalls, routers, and intrusion detection systems (IDS). 
•    Experience with a backup solution, hands-on experience with backup and restore procedures, and disaster recovery planning.
•    Must have experience with RMF and applying STIGs. 
•    Working knowledge of IT Systems Maintenance Compliance processes to include information assurance vulnerability management (IAVM). 
•    Experience creating, reviewing, and revising security documentation and artifacts. 
•    Strong understanding of network fundamentals to include TCP/IP and sub-nets desired. 
•    Experience with Storage Area Networks desired. 
•    Experience with DoD IT environment and networks. 
•    Excellent communication skills, both oral and written, analytical skills to troubleshoot issues, and an ability to conceptualize server infrastructures and configurations. 
•    Must be a US citizen and hold a current Top Secret clearance with SCI access (TS/SCI).