Network Engineer (Top Secret clearance required) Responsibilities: This position involves engineering, maintaining, and securing enterprise network and infrastructure environments. Duties include administering Active Directory, DNS, DHCP, and Group Policy; maintaining LAN/WAN connectivity and performance; configuring Citrix NetScaler load balancing across physical and virtual appliances; managing Windows Server systems and SAN/NAS storage; performing patching, security scanning, and remediation; supporting disaster recovery and backups; and collaborating with internal teams to deliver reliable, high-availability solutions. Required Skills/Experience: Active Directory, DNS, and DHCP administration Group Policy design and management LAN/WAN maintenance, troubleshooting, and performance support Citrix NetScaler load balancing (MPX and VPX appliances) Windows Server administration Storage Area Network (SAN) and Network Attached Storage (NAS) management Cisco routing and switching Firewall administration (Palo Alto) Preferred Skills/Experience Citrix XenApp and XenDesktop virtualization (VDI) VMware virtualization PowerShell scripting for automation Microsoft SQL Server high availability and failover clustering Microsoft Exchange administration Qualifications: Active Top Secret/SCI security clearance DoD 8570-compliant certification (e.g., Security+) Associate's degree in Information Technology or related field For positions requiring a federal security clearance, your clearance level must be clearly identified on your resume.