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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Network Engineer - **Company:** FGS, LLC - **Location:** Suitland-Silver Hill, MD, United States - **Experience:** Expert - **Salary:** $175,000.0 - $190,000.0 - **Contract:** Permanent contract - **Skills:** Apple IOS, Border Gateway Protocol, Spanning Tree Protocols, Catalyst (Software), Configuration Management, Complex Networks, Computer Networks, Network Address Translation, Disaster Recovery, Enhanced Interior Gateway Routing Protocol, EtherChannel, Trunking, Hot Standby Router Protocol, Identity and Access Management, Internet Protocol Security (IP SEC), Virtual Private Networks (VPN), Multi-protocol Systems, Local Area Networks, Network Security, Multicasting, NetFlow, Network Diagrams, Network Planning and Design, Network Installation Services, Network Monitoring, Routing, Packet Analyzer, NIPRNet, Open Shortest Path First (OSPF), Simple Network Management Protocols, Syslog, Systems Integration, Virtual Local Area Networks, Virtual Router Redundancy Protocols, Software Vulnerability Management, Wide Area Networks, Dynamic Routing, Nx-os, System Availability, Information Technology, SolarWinds (Software), Firepower, Cisco - **Published:** August 10, 2026 - **Apply:** https://www.dice.com/job-detail/385ece44-e4db-4d0a-a0e1-0ad71b5fc782 ## About the Role * U.S. Citizenship * DoD 8570 IAT Level II or IAM Level I Certification * Bachelor's degree in IT, Engineering, or related field (or additional 3 years relevant experience in lieu of degree) * Cisco Certified Network Associate (CCNA) * Minimum 3 years of experience in the following: + Enterprise network engineering and systems administration + Cisco Firepower administration and troubleshooting + Secure network architectures supporting global operations + Systems integration and lifecycle support + Configuration management and documentation + Network security best practices and hardening + Deployment and sustainment of COTS/GOTS applications in classified environments Desired Qualification: * Cisco Certified Network Professional (CCNP) * Experience supporting the Office of Naval Intelligence or other DoD / IC customers * Experience with secure enclaves such as NIPR, SIPR, JWICS, or CAP/SCI networks * Experience with SolarWinds Network monitoring Education Requirements: Bachelor's Degree in Engineering or engineering discipline; Computer science or IT discipline. From the ICS contract: Of the minimum of three (3) years of required experience, at least one (1) year of experience with DoD/IC network design, administration, operations, procedures, and troubleshooting. ## Description Job Description: FGS, LLC is seeking a highly skilled Senior Network Engineer to support the Office of Naval Intelligence (ONI) in Suitland, Maryland. The successful candidate will provide engineering, administration, and operational support for a globally deployed Cisco-based enterprise network infrastructure supporting classified mission systems. The Network Engineer will design, configure, maintain, and troubleshoot enterprise routing, switching, encryption devices, LAN/WAN connectivity, and secure network services across multiple security enclaves., The ideal candidate possesses extensive experience with Cisco routing and switching technologies, enterprise routing protocols, network security, and WAN architectures supporting Department of Defense and Intelligence Community operations. This individual will serve as a senior technical resource responsible for maintaining high availability, resolving complex network issues, and implementing network modernization initiatives while ensuring compliance with DoD cybersecurity requirements., * Engineer and troubleshoot enterprise Local Area Networks (LAN), Wide Area Networks (WAN), Metropolitan Area Networks (MAN), and secure point-to-point connections. * Install, configure, maintain, and troubleshoot Type 1 and commercial encryption devices supporting classified communications. * Configure and troubleshoot dynamic routing protocols including OSPF, EIGRP, BGP, and static routing. * Analyze routing tables, neighbor relationships, route redistribution, convergence issues, and routing loops. * Perform advanced troubleshooting using packet captures, protocol analyzers, SNMP, NetFlow, syslog, and network monitoring tools. * Configure and maintain VLANs, trunking, Spanning Tree Protocol (STP), EtherChannel, HSRP/VRRP, and Quality of Service (QoS). * Administer WAN technologies including MPLS, leased circuits, VPNs, GRE tunnels, IPSec tunnels, and encrypted transport. * Configure and maintain Cisco Firepower, Cisco IOS-XE, IOS, NX-OS, and Catalyst platforms. * Support enterprise network segmentation, multicast, ACLs, NAT, and secure network architectures. * Perform network fault isolation across multiple classified and unclassified enclaves. * Coordinate circuit activations, telecommunications providers, and remote site connectivity. * Develop and maintain network diagrams, routing documentation, configuration baselines, and engineering change documentation. * Participate in maintenance windows, technology refreshes, disaster recovery exercises, and continuity of operations planning. * Provide Tier III engineering support for complex network outages and performance issues. * Support implementation of cybersecurity requirements including STIG compliance, vulnerability remediation, and secure configuration management. * Travel to CONUS and OCONUS locations to support network installations, upgrades, and troubleshooting as required. ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Better Together: Leveraging Your Observability Tools as a SIEM](https://www.wearedevelopers.com/videos/2118-better-together-leveraging-your-observability-tools-as-a-siem) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) - [Small, Secure, Interconnected: The next Internet Protocol](https://www.wearedevelopers.com/videos/100062-small-secure-interconnected-the-next-internet-protocol) - [Your Infrastructure Is Not a Playground: AI Agents for Infra Done Right](https://www.wearedevelopers.com/videos/2084-your-infrastructure-is-not-a-playground-ai-agents-for-infra-done-right) ## Related Articles - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing) - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know) - [A Guide to Green Tech and Green IT Careers](https://www.wearedevelopers.com/magazine/374-a-guide-to-green-tech-and-green-it-careers)