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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Engineer Network III - **Company:** Northrop Grumman - **Location:** Colorado Springs, CO, United States - **Experience:** Expert - **Salary:** $94,200.0 - $141,200.0 - **Contract:** Permanent contract - **Skills:** Border Gateway Protocol, Synchronous Optical Networking, CompTIA Security+, Network Congestion, Networking Hardware, OSI Models, Network Security, Microsoft Office, Microsoft Visio, Multicasting, Network Planning and Design, Network Forensics, Network Installation Services, Network Monitoring, Routing, Open Shortest Path First (OSPF), Microsoft PowerPoint, Ansible, Storage Virtualization, TCP/IP, Virtual Local Area Networks, Wide Area Networks, Computer Network Technologies, Juniper, Information Technology, Low Latency, Palo Alto Networks, Operational Systems, Fortinet, Routing & Switching, Open Network Automation Platform, Cisco - **Published:** August 26, 2026 - **Apply:** https://www.careerjet.com/job/use3dc50accf8c69cc3ff1606f2cd23790/eaa ## About the Role Please list your current security clearance and IAT or relevant certifications on your resume, if applicable. * A Bachelor's Degree in Computer Science, Network Engineering, Engineering, Mathematics, Physics, or a related field from an accredited university, along with 5 years of experience; or a Master's degree in a related field with 3 years of relevant work experience; or 9 years of relevant work experience may be considered as an alternative to a degree * Applicants must have a current, active Government-Issued 8140 certification at IAT Level II or higher (such as Security+, GSEC, SCNP, SSCP, CISSP, CISA, GSE, SCNA, etc.) at the time of application, which is required to start. The candidate is responsible for maintaining their 8140 certifications throughout the entire contract period * Applicants must have a current, active in-scope Government-issued Secret security clearance at the time of application, which is required to start * This role requires either a CCNA or JNCIA certification * Must be an established network engineer with practical mid-level experience and understanding of network design, development, and testing methods * Must understand the OSI Model, TCP/IP, and routing protocols BGP and OSPF * Must have network traffic analysis, diagnostics, and troubleshooting skills * Must have firewall experience - especially with Juniper, Fortinet, and Palo Alto * Must have experience with UDP multicast, SONET, MSPP, VLANs, GRE tunnels, and TCP/IP network design * Must possess hands-on experience with multi-vendor switching and routing (Juniper, Cisco), WAN optimizers, TACLANEs, and optical transport equipment * Must be a strong communicator with excellent writing and presentation abilities, and proficient in Microsoft Office, particularly PowerPoint and Visio Preferred Qualifications: * Applicants with a current, active in-scope Government-issued Top Secret security clearance at the time of application are highly preferred * CCNP or JNCIP Certification * Foundation, NSX, vSAN, and Aria * Experience with network automation using Ansible * Familiar with standard DOD security practices, including STIG compliance and system accreditation efforts * Previous experience with C2BMC ## Description The Command and Control, Battle Management, and Communications (C2BMC) program is a key component of the Missile Defense System. It is a vital operational system that enables the U.S. president, the Secretary of Defense, and combatant commanders at strategic, regional, and operational levels to plan ballistic missile defense operations systematically, collectively monitor the battle, and dynamically control networked sensors and weapon systems to achieve global and regional mission goals. C2BMC supports layered missile defense capabilities that enable an optimized response to threats across all ranges and flight phases. It serves as a force multiplier by networking, integrating, and synchronizing autonomous sensor and weapon systems and operations, both globally and regionally, to improve performance. C2BMC is essential for all ground and flight tests that verify and demonstrate the current and future capabilities of missile defense systems. In this role, the candidate will assist with implementing, maintaining, and troubleshooting enterprise network infrastructure. Essential Functions: * Ensuring reliable connectivity across LAN/WAN environments while collaborating with senior engineers on network design and optimization * The ideal candidate possesses solid networking fundamentals and adopts a practical, hands-on approach to supporting production environments * Configure and maintain network devices, including routers, switches, and firewalls, from vendors such as Cisco and Juniper Networks * Monitor network performance and availability, proactively identifying and resolving issues related to connectivity, latency, and packet loss * Implement and maintain essential networking technologies such as VLANs, routing protocols (like OSPF and BGP), and fundamental network security measures * Troubleshoot network incidents across LAN/WAN environments, conducting root cause analysis and documenting resolutions * Collaborate with cross-functional IT teams to support network changes, upgrades, and infrastructure initiatives * The candidate will travel to remote sites to oversee and carry out network installations, troubleshoot issues independently, and update Program staff on progress * The candidate might need to assist with essential tasks outside normal business hours, such as evenings and weekends, if necessary., Job Description: In this position, you will serve as a Principal Network Engineer supporting multiple advanced defense and space programs with a primary focus on the Space Develo… + 1 month ago + ## 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) - [An Applied Introduction to eBPF with Go](https://www.wearedevelopers.com/videos/1075-an-applied-introduction-to-ebpf-with-go) - [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) - [Turning Container security up to 11 with Capabilities](https://www.wearedevelopers.com/videos/718-turning-container-security-up-to-11-with-capabilities) - [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) ## 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) - [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) - [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [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)