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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Network Engineer (TS/Q Clearance required) - **Company:** General Dynamics Information Technology - **Location:** Washington, DC, United States - **Experience:** Expert - **Salary:** $110,500.0 - $149,500.0 - **Contract:** Permanent contract - **Skills:** Link Aggregation (Ethernet), Border Gateway Protocol, Unix, Cisco Routers, Complex Networks, Computer Networks, System Configuration, Domain Name System (DNS), Enhanced Interior Gateway Routing Protocol, Monitoring of Systems, Networking Hardware, Network Security, Network Planning and Design, Routing, Open Shortest Path First (OSPF), Systems Architecture, Systems Integration, Traffic Analysis, Computer Networking Systems, Computer Network Operations, Connectivity Problems, Firewalls (Computer Science), Juniper, Information Technology, Wireless Technologies, Routing & Switching, Cisco, Network Optimization - **Published:** July 12, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=3ffd815645f1dff4 ## About the Role * Education: Bachelor's degree or equivalent years of experience. Having a Cisco certification would be more valuable * Experience: 12+ years of professional experience in network engineering, infrastructure design, and circuit troubleshooting involving routing & switching protocols. * Security Clearance: DOE Q or TS clearance required. * Technical Expertise: + Deep knowledge of Cisco routers, switches, firewalls, wireless technologies, and network design principles. (Experience with Juniper and Palo Alto also a plus) + Expertise in protocols like BGP, OSPF, EIGRP, STP, RSTP, VXLAN, and LACP. + Understanding of network security practices, including system hardening and compliance with organizational standards., * DOE Experience: Previous experience working with the Department of Energy or similar federal agencies. * DNS & Configuration Expertise: Familiarity with Microsoft DNS and Unix BIND systems. * Compliance Standards: Experience with DISA STIGs and other security frameworks required for federal compliance. * CCNA, CCNP, CCDA, CCIE, or other Cisco certification, 10 + years of related experience * may vary based on technical training, certification(s), or degree ## Description GDIT is seeking an experienced Network Engineer to join our team supporting mission-critical operations for the Department of Energy's National Nuclear Security Administration (NNSA). In this role, you will design, implement, maintain, and troubleshoot complex network systems to ensure optimal performance, security, reliability, and scalability in a large-scale Cisco environment., * Infrastructure Design & Implementation: Design, build, and implement network systems for LAN, MAN, and WAN environments, ensuring they meet performance and scalability requirements. * System Monitoring & Troubleshooting: Monitor and diagnose network issues, performing root-cause analysis to address connectivity problems and optimize operations. * Traffic Analysis & Capacity Planning: Analyze network traffic patterns and provide capacity planning solutions to support infrastructure growth and performance improvements. * Vendor Coordination: Interface with vendor support services to ensure timely resolution of issues and proper escalation during outages or performance degradations. * System Configuration: Perform system-level design and configuration, determining hardware, operating systems, and platform specifications to meet operational requirements. * Quality Assurance: Evaluate and test new and existing network products and technologies, ensuring they align with organizational standards and quality protocols. * Network Operations Oversight: Provide technical assistance and oversight across all network operations, including LAN/MAN/WAN administration, security protocols, and systems integration. * Policy Input: Contribute to policy discussions by providing insights on standards, technical constraints, and budget considerations impacting network operations. * Testing & Optimization: Conduct routine testing and analysis of network hardware, communications systems, and connectivity components. * Performance Enhancements: Identify opportunities for network optimization and implement improvements to maximize system performance and security. * Documentation: Create and maintain detailed documentation for network configurations, processes, and procedures to support operational consistency. ## 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) - [WeAreDevelopers LIVE - Node and Package Security](https://www.wearedevelopers.com/videos/2138-wearedevelopers-live-node-and-package-security) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [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) - [The Time Paradox: Building Timezone-Safe Python/Django Applications](https://www.wearedevelopers.com/videos/1915-the-time-paradox-building-timezone-safe-python-django-applications) - [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) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [A Guide to Green Tech and Green IT Careers](https://www.wearedevelopers.com/magazine/374-a-guide-to-green-tech-and-green-it-careers) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers)