> Markdown version of [/jobs/ext/559879-principal-network-administrator](https://www.wearedevelopers.com/jobs/ext/559879-principal-network-administrator). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Network Administrator - **Company:** Northrop Grumman - **Location:** Redondo Beach, CA, United States - **Experience:** Experienced - **Salary:** $103,600.0 - $155,400.0 - **Contract:** Permanent contract - **Skills:** Network Analysis, Cisco Hardwares, Cyber Security, Information Systems, Networking Hardware, Virtual Private Networks (VPN), Network Troubleshooting, Network Planning and Design, Wireless Security, Systems Integration, Wireshark, Wide Area Networks, Network Routers, Enterprise Software Applications, Firewalls (Computer Science), Computer Equipment, SolarWinds (Software), Cisco - **Published:** June 5, 2026 - **Apply:** https://dejobs.org/x/x/9E9EA9143BCF43C5AFAF055A9DB5DE7A/job/ ## About the Role * Associate's degree and 7 years of relevant experience, or Bachelor's degree and 5 years of relevant experience, or Master's degree and 3 years of relevant experience; a High School diploma or equivalent with 9 years of relevant experience may be considered in lieu of completed degree. * Applicants must have a current U.S. Government Secret level security clearance (at a minimum), to include a closed investigation date completed within the last 6 years, or must be enrolled in the DoD Continuous Evaluation Program (CEP) in order to be considered; the required security clearance must be maintained as a condition of continued employment. * Current DoD 8570 IAT Level II certification (ie: Security+ CE) or greater, or be able to obtain certification within 6 months of hire date; the required certification must be maintained as a condition of continued employment. * Must have experience with Cisco hardware including routers, switches, and firewalls., * Bachelor's or Master's degree in Information Systems related field. * Active U.S. Government Top Secret/SCI level security clearance. * Current professional certifications (eg. Cisco CCNA, CCNP, CCIE). * Previous experience troubleshooting network procedures and best practices; experience with network challenges associated with systems integration, including COTS integration, capacity analysis, and system architecture design. * Demonstrated strong leadership skills. * Demonstrated experience in the use of network analysis tools (i.e. SolarWinds, WireShark, Riverbed App Transaction, etc.). * DISA STIGs knowledge and/or implementation experience. * Network encryption devices experience. * Cisco Call Manager experience. * Cisco TelePresence equipment experience. We offer flexible work arrangements, phenomenal learning opportunities, exposure to a wide variety of projects and customers, and a very friendly team environment. Our diverse portfolio of programs means there are endless paths to cultivate your career. We also offer exceptional benefits/healthcare, a 9/80 work schedule, and a great 401k matching program. Come join us! ## Description * Maintain smooth operation of LAN/WAN/VPNs. * Plan, design, configure, and install network hardware in support of customer requirements. * Maintain technical expertise in all areas of networks and computer hardware and software interconnection and interfacing, such as routers, firewalls, switches, WAN accelerators, etc. * Propose solutions to management to help ensure all communications requirements based on future needs and current usage are met, configuring such solutions to optimize cost savings. * Prepare and ensure that appropriate network documentation exists, including operational instructions. * Provide regular monitoring and network analysis regarding short- and long-range planning for in-house systems. * Coordinate third-party maintenance for network equipment and assist with network design, to include selecting hardware and software packages. * Lift equipment weighing up to 40 pounds. ## 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) - [Thinking Differently - How to Make Money from Cyber Attacks & Cheats](https://www.wearedevelopers.com/videos/745-thinking-differently-how-to-make-money-from-cyber-attacks-cheats) - [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) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [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) - [Let’s write an exploit using AI](https://www.wearedevelopers.com/videos/1004-let-s-write-an-exploit-using-ai) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Why Attend a Developer Event in 2026?](https://www.wearedevelopers.com/magazine/688-why-attend-a-developer-event-in-2026) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [What Makes WeAreDevelopers World Congress Different From Every Other Tech Event?](https://www.wearedevelopers.com/magazine/701-what-makes-wearedevelopers-world-congress-different-from-every-other-tech-event) - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking)