Senior Network Engineer providing technical leadership for DHS enterprise network infrastructure, designing and maintaining complex WAN/LAN environments with SD-WAN, firewalls, and cloud interconnects to support critical homeland security operations.
What you'll do
- Design, implement, and maintain enterprise-grade SD-WAN solutions supporting multiple network transports (DIA, broadband, MPLS, 4G/LTE/5G, satellite) across remote field sites
- Configure and manage Cisco routing/switching, firewalls, VPN gateways, and load balancers across DHS operational environments
- Provide Tier 2/Tier 3 escalation support for network outages and performance issues; conduct root cause analyses and coordinate vendor resolution
- Lead network hardware upgrade planning, cutover operations, and infrastructure modernization initiatives including cloud interconnects (AWS/Azure/GCP)
- Maintain network documentation (Visio diagrams, topology maps, SOPs) and manage change control tickets in ServiceNow/Remedy
- Support 24/7/365 on-call rotation to respond to critical network incidents within SLA limits and implement Emergency Change Requests
- Travel up to 35% domestically for field deployments, site installations, and project support
Mission
This role directly supports the Department of Homeland Security (DHS) Customs and Border Protection (CBP) mission, enabling enterprise network infrastructure that underpins critical national security and border protection operations.
Required skills
- Enterprise network engineering (WAN/LAN)
- Cisco routing and switching
- Firewall configuration and management
- SD-WAN design and implementation
- TCP/IP, BGP, OSPF, EIGRP, MPLS protocols
- VPN and VLAN architecture
- Wireless network (WLAN) administration
- Root cause analysis and troubleshooting
- Network documentation (Visio, topology mapping)
- Incident management and Tier 3 escalation