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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Network Engineer - **Company:** General Dynamics Information Technology - **Location:** Fort Belvoir, VA, United States - **Experience:** Expert - **Salary:** $148,750.0 - $201,250.0 - **Contract:** Permanent contract - **Skills:** Border Gateway Protocol, Biometrics, CompTIA Security+, Enhanced Interior Gateway Routing Protocol, H.323 Protocol, Network Topologies, Intrusion Detection Systems, Virtual Private Networks (VPN), Multi-protocol Systems, Media Gateway Control Protocol (MGCP), Network Diagrams, Routing, Network Time Protocols, Network Protocols, Open Shortest Path First (OSPF), Remote Access Technology, Simple Network Management Protocols, Transmission Control Protocol (TCP), Wireshark, Wide Area Networks, Network Routers, Load Balancing, Firewalls (Computer Science), SC Clearance, SolarWinds (Software), Network Server, Cisco - **Published:** September 4, 2026 - **Apply:** https://gdit.wd5.myworkdayjobs.com/External_Career_Site/job/USA-VA-Fort-Belvoir/Network-Engineer--Senior_RQ225849-1/apply ## About the Role * BA/BS or equivalent work experience and 10+ years of networking engineering experience * Work experience with Network Protocols: WAN|LAN, TCP|IP, VPN, IPS/IDS, SNMP, STP, NTP, OSPF, EIGRP, BGP, MPLS, H.323/MGCP, SIP, VRF, IEEE 802.1x|802.1q * Work experience with Management & Security: SolarWinds, Remedy, Spectrum, Wireshark, ASDM, ASA, ISE, ESA, WSA, HBSS * Certifications: CCNP Enterprise, CCNP Collaboration; CompTIA Security+ (Required for DoW 8570/8140 compliance). * Security Clearance Required: Active Secret Clearance, Years of Experience 10 + years of related experience * may vary based on technical training, certification(s), or degree Certification CompTIA Security+ CE | CompTIA - CompTIA Travel Required Less than 10% Citizenship ## Description Join GDIT and be a part of the team of men and women that solve some of the world's most complex technical challenges. The Defense Threat Reduction Agency (DTRA) Defense Stockpile Management Systems (DSMS) support is searching for a Sr. Network Engineer to join their team in Fort. Belvoir, VA. The Sr. Network Engineer is responsible for the design, implementation, maintenance, and security of enterprise LAN/WAN environments. This role ensures strict adherence to Department of War (DoW) cybersecurity and configuration-management standards, providing critical technical leadership, Operations & Maintenance (O&M), and continuous monitoring for mission-critical networks. WHAT YOU WILL DO: * Install, configure, and maintain multi-vendor routing/switching platforms (Cisco), VPN concentrators, and F5 load balancers. Design and implement network topologies, managing complex routing protocols including OSPF, EIGRP, BGP, and MPLS. * Apply DoW STIG/SRG requirements to all network devices to maintain IAVA/IAVM compliance. Perform verification across HBSS modules and utilize enterprise automation tools to deploy secure baselines. * Responsible for ensuring 99.7% network uptime across critical and strategic enclaves, driving cybersecurity compliance through rigorous STIG/IAVA applications, and leading Network engineering intiatives during complex migrations, hardware refreshes, and network outages. * Design, plan, and execute enterprise network migrations, topology updates, and hardware refreshes (Cisco, Palo Alto, etc). Develop and maintain comprehensive network diagrams, rack elevations, and disaster recovery plans. * Monitors the network utilizing industry leading technologies. Provides innovative methods and technical solutions using the engineering design process. Coordinates LAN/WAN hardware/software improvements and/or enhancements. * Performs maintenance and upgrade of networks including servers, routers, switches, firewalls, remote access systems, and networks ## 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) - [How I saved 200K/yr in direct costs writing 0 code lines in K8s](https://www.wearedevelopers.com/videos/1055-how-i-saved-200k-yr-in-direct-costs-writing-0-code-lines-in-k8s) - [Creating a routing app with Google Maps API from scratch](https://www.wearedevelopers.com/videos/831-creating-a-routing-app-with-google-maps-api-from-scratch) - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [A Technical Introduction to Bitcoin's 2nd Layer- The Lightning Network](https://www.wearedevelopers.com/videos/15-a-technical-introduction-to-bitcoin-s-2nd-layer-the-lightning-network) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)