About the company At Agile Defense we know that action defines the outcome and new challenges require new solutions. That’s why we always look to the future and embrace change with an unmovable spirit and the courage to build for what comes next. Our vision is to bring adaptive innovation to support our nation's most important missions through the seamless integration of advanced technologies, elite minds, and unparalleled agility—leveraging a foundation of speed, flexibility, and ingenuity to strengthen and protect our nation’s vital interests. Requisition #: 1799 Job Title: Network Engineer Location: Hybrid, Ashburn, VA Clearance Level: Ability to successfully receive a DHS Customs and Border Protection background check (CBP BI), Public Trust About the role Serve as a Network Engineer enabling the Department of Homeland Security (DHS) mission and enterprise network infrastructure. The applicant will be responsible for engineering, installing, maintaining, configuring, and troubleshooting wide-area networks (WAN), local-area networks (LAN), Virtual Private Networks, wireless networks (WLAN), and perimeter security controls in accordance with customer standards and mandates. Requirements Bachelor’s degree in management information systems, Computer Science, Engineering, or a related technical field (e.g., Information Technology, Networking and Telecommunications) with 5+ years of experience performing network engineering or 8+ years of network engineering experience without a bachelor’s degree. Minimum of five (5) years of verifiable network engineering experience supporting a large, complex Federal agency. Strong knowledge of networking protocols, such as TCP/IP, BGP, OSPF, EIGRP, MPLS, VPNs and VLANs. Expertise and experience with Cisco technology and Firewall technologies Years of Experience 5 years Requirements Network Engineering & Maintenance: Configure, deploy, and support enterprise-grade switches, routers, firewalls, VPN gateways, adhere to logging baselines and load balancers across DHS operational environments. Troubleshooting & Incident Management: Provide Tier 2/Tier 3 escalation support for network outages, circuit degradations, and performance issues; conduct root cause analyses (RCA) and coordinate vendor support. Architecture & Upgrades: Support the planning, installation, and cutover of network hardware upgrades, SD-WAN transitions, cloud interconnects (AWS/Azure/GCP), remote field sites and infrastructure modernization. Documentation & Asset Management: Maintain accurate network diagrams (Visio), topology maps, inventory databases, standard operating procedures (SOPs), and change control tickets (ServiceNow/Remedy). Support On-Call & Escalation Management: support 24/7/365 on-call rotation readiness to respond to Tier 2/3 critical network incidents within SLA limits, driving root cause identification and coordinating cross-functional escalation pathways. Project Support: Partner with program and project managers to align network engineering deliverables, milestone schedules, and resource planning with enterprise project objectives. Scheduled and Adhoc Travel: Ability to travel within the United States either on short notice or scheduled, up to 35% of the time. Critical and Problem solving skills, ability to work independently. Nice to have Intermediate skills in 3 or more of the following Cisco SD-WAN Cisco Hyperflex Cisco StealthWatch Cisco Application Centric Infrastructure Palo Alto Firewalls Willing to be cross trained in the above technologies Previous CBP BI within the past 4 years highly desired. Active Industry certifications, such as CCNA, CCNP (routing and switching), and/or JNCIP are desired. Working Conditions Ability to sit for long periods of time.
