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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Network Administrator - **Company:** General Dynamics Information Technology - **Location:** Fairfax, VA, United States - **Experience:** Expert - **Salary:** $85,000.0 - $115,000.0 - **Contract:** Permanent contract - **Skills:** Border Gateway Protocol, Computer Networks, Hot Standby Router Protocol, Network Configuration and Change Management, Network Architecture, Network Service, Network Administration, Open Shortest Path First (OSPF), Virtual Router Redundancy Protocols, Load Balancing, Software Troubleshooting, Juniper, Palo Alto Networks, Cisco - **Published:** August 10, 2026 - **Apply:** https://dejobs.org/x/x/7653D6E7159A44E4A8AB2D924E604446/job/ ## About the Role Documentations,Enterprise Network,Network Configurations,Network Services,Technical Support Certifications: Certified Network Professional Enterprise (CCNP) | Cisco - Cisco, Cisco Certified Network Associate (CCNA) | Cisco - Cisco Experience: 5 + years of related experience, Bring your technology expertise and drive for innovation to GDIT. The Network Administrator Senior must have: * Education: Technical Training, Certification(s) or Degree * Experience: 5+ years of related experience * Technical skills: * Experience supporting DoWIN-Army or DoD enterprise networking environments * Mastery of enterprise routing and switching (OSPF, BGP, VRRP/HSRP) * Strong experience with Cisco, Juniper, Palo Alto, or other Army-utilized platforms * Working knowledge of DISA STIGs, RMF, ACAS, and Army cybersecurity compliance * DoW 8140 certification, such as; Security+, CASP, or SecurityX, or CCNA * Networking certification such as; JNCIS, JNCIA, JNCIS-ENT, JNCIP, or CCNP preferred * Security clearance level: Top Secret/SCI (or TS with the ability to obtain SCI) * Role requirements: * Ability to support global maintenance windows and after-hours operational needs * Ability to work onsite or hybrid depending on mission requirements * Capability to operate effectively in a 24/7 mission-critical environment * Strong troubleshooting, communication, and analytical skills ## Description Advance how our customers operate while you advance your career. Join GDIT as a Network Administrator Senior and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you. MEANINGFUL WORK AND PERSONAL IMPACT * Act as Alternate Network Team Lead * Ensure stability, security, and efficient operation of Army enterprise network environments within the NETCOM Global Management Team (GMT). * Provide advanced administration, monitoring, configuration, and troubleshooting of critical network infrastructure for the Army Enterprise Network and JRSS environments. * Operate effectively within a high-tempo 24/7/365 mission environment, supporting continuous operations. * Lead high-impact incident response activities and coordinate restoration efforts. * Maintain and secure boundary protection systems in accordance with DoD and Army cybersecurity standards. * Collaborate with mission partners including DISA, RCCs, and RNECs/NECs. * Manage routers, firewalls, load balancers, and related network services. * Contribute to automation improvements that enhance operational efficiency. * Maintain accurate technical documentation and ensure compliance with enterprise security mandates. * Apply deep technical knowledge and strong diagnostic skills to support mission-critical systems. * Mentor junior network administrators and support their technical development. * Participate in engineering initiatives, enterprise planning sessions, and technical review activities. ## 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) - [gRPC Load Balancing Deep Dive](https://www.wearedevelopers.com/videos/1576-grpc-load-balancing-deep-dive) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Cloud Run- the rise of serverless and containerization](https://www.wearedevelopers.com/videos/106-cloud-run-the-rise-of-serverless-and-containerization) - [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) - [Unveiling the Magic: Scaling Large Language Models to Serve Millions](https://www.wearedevelopers.com/videos/1619-unveiling-the-magic-scaling-large-language-models-to-serve-millions) ## Related Articles - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [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)