Senior Network Engineer - TS/SCI

8+ years of progressive network engineering experience designing and operating enterprise LAN/WAN environments

Expert-level knowledge of TCP/IP, routing and switching (BGP, OSPF, VLANs, trunking), and network security principles

Experience with cloud networking and hybrid cloud (cloud plus physical on-premises network equipment)

Cisco IOS-XE experience and scripting on routers

Network performance tuning, especially in VPN tunnel environments

Hands-on experience configuring and hardening Cisco enterprise network equipment in accordance with DoD STIGs

Design, configure, deploy, and maintain LAN/WAN infrastructure including Cisco routers and switches (Catalyst/Nexus), firewalls, and load balancers across classified on-premises environments

Engineer and sustain hybrid connectivity between on-premises networks and Microsoft Azure, including VPN gateways, ExpressRoute, virtual network (VNet) architecture, routing, and network security groups in coordination with the cloud engineering team

Implement and maintain routing and switching protocols and services (BGP, OSPF, EIGRP, VLANs, trunking, spanning tree, HSRP/VRRP, QoS)

Harden network devices in accordance with DoD STIGs and maintain compliance evidence in support of RMF assessment and authorization activities

Design and support air gapped and classified network segments, including secure boundary architectures and cross-domain considerations

Perform network performance monitoring, capacity planning, troubleshooting, and root-cause analysis using enterprise monitoring tools