Strategic Analysis, Inc.
Arlington, VA
Strategic Analysis is seeking an experienced Network Administrator to support, maintain, and enhance our on-premise and cloud based IT infrastructure. This role is responsible for ensuring high availability, security, compliance, and performance across all enterprise systems by managing the physical network systems (switches, firewalls, servers, etc.) as well as Microsoft 365 (Azure AD/Entra ID, Intune, etc.). The ideal candidate is a versatile, hands-on professional who can troubleshoot complex issues, strengthen security, and ensure seamless connectivity across hybrid environments.
Requirements:
•3 -7+ years of experience in network or systems administration.
•Strong understanding of networking fundamentals: TCP/IP, DNS, DHCP, VLANs, routing, switching, and VPN technologies.
•Hands-on experience with enterprise-grade network hardware (Fortinet switches, Fortigate firewall, Dell EMC and Chassis, Sophos firewall, , etc.).
•Proficiency with Windows Server...