Systems Administrator (Washington, DC)

The Systems Administrator will support the administration, maintenance, security, and operational availability of Windows-based IT infrastructure supporting the National Defense University in Washington, DC. This role is primarily focused on Windows Server administration, system configuration, troubleshooting, patch management, and performance monitoring, with additional responsibilities for supporting and maintaining Microsoft SQL Server environments. The ideal candidate will have hands-on experience managing Windows servers in a secure DoD environment, implementing security controls, resolving system issues, and supporting enterprise applications and database services. The candidate must maintain compliance with applicable DoD cybersecurity policies, security requirements, and operational procedures.

• Experience administering and supporting Microsoft Windows Server environments in an enterprise IT environment.
• Hands-on experience with Active Directory, Group Policy, user and group management, and Windows server troubleshooting.
• Experience with server patching, vulnerability remediation, system hardening, backups, and system recovery.
• Working knowledge of Microsoft SQL Server administration, including database connectivity, backups, restores, and basic performance troubleshooting.
• Familiarity with DoD cybersecurity requirements, DISA STIGs, and secure system administration practices.
• Strong troubleshooting, analytical, documentation, and communication skills.

• Ability to work independently and collaboratively in a mission-focused environment. Security Clearance and Certification Requirements

• Active DoD Secret security clearance required.
• DoD IAT Level II-compliant cybersecurity certification required, such as Security+ CE or another currently approved certification meeting the applicable DoD 8140 qualification requirements for the assigned work role.

• Ability to meet applicable customer, facility, and information system access requirements. Preferred Qualifications

• Experience supporting DoD, federal government, military, or other regulated IT environments.
• Experience with Windows Server 2016, 2019, or 2022.
• Familiarity with PowerShell scripting and automation for routine administrative tasks.
• Experience with Microsoft SQL Server 2016, 2019, or 2022.
• Familiarity with virtualization technologies such as VMware or Microsoft Hyper-V.
• Experience with enterprise monitoring, backup, endpoint security, and vulnerability management tools.

• Familiarity with DISA STIG checklists, ACAS vulnerability scanning, and RMF documentation. Education and Experience

• Associate’s or bachelor’s degree in Information Technology, Computer Science, or a related field preferred; equivalent relevant technical experience may be considered.
• Typically, 3+ years of relevant systems administration experience preferred, with demonstrated hands-on Windows Server administration experience.
• Additional experience supporting SQL Server environments is desirable.