Principal Network Engineer III (26-117)

Northrop Grumman

Actively hiring Verified listing

Coco02Gc, US Posted 69 days ago $94,200–$141,200 / year

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At a glance

AI generated

TL;DR

Northrop Grumman is seeking a Principal Network Engineer III to join its Missile Defense Integration team in Colorado Springs, CO. This senior-level role involves implementing, maintaining, and troubleshooting enterprise network infrastructure for the C2BMC program, which supports missile defense operations at strategic and operational levels. The engineer will configure and maintain Cisco and Juniper devices, monitor network performance, implement VLANs and routing protocols like OSPF and BGP, and collaborate with cross-functional teams on network design and optimization. Essential skills include hands-on experience with multi-vendor switching and routing, firewall management, and network traffic analysis. Candidates must hold a relevant degree or equivalent experience, possess an active Secret clearance, and be willing to travel up to 10% of the time for installations and support at remote locations.

Skills

Cisco Juniper Networks OSI Model TCP/IP BGP OSPF VLANs GRE Tunnels UDP Multicast SONET MSPP WAN Optimizer TACLANEs Optical Transport Equipment Ansible STIG Compliance CCNA JNCIA CCNP JNCIP

What you'll do

Configure and maintain network devices such as routers, switches, and firewalls.
Monitor network performance and availability, fixing connectivity issues proactively.
Implement and support essential networking technologies like VLANs and routing protocols.
Troubleshoot network incidents across LAN/WAN networks, conducting root cause analysis.
Travel to remote locations to lead network installations and provide status updates.

What we're looking for

Bachelor’s Degree in Computer Science or related field with 5+ years of experience; or Master’s degree with 3+ years of relevant work experience.
Current active DoD 8140 certification at IAT Level II or higher (e.g., Security+, CISSP).
Active Secret security clearance, with ability to obtain Top Secret clearance.
CCNA or JNCIA certification required; CCNP or JNCIP preferred.
Hands-on experience in network design, routing protocols (BGP, OSPF), and firewall management.
Proficient in network traffic analysis, diagnostic tools, and troubleshooting skills.

Market check

Salary context

This $94,200–$141,200 range sits above 14% of similar postings on FindRole.

Peer median band

$118,300–$198,000

Median floor and ceiling across peers.

Typical midpoint (25–75%)

$132,300–$186,525

Middle half of comparable postings.

Based on 240 comparable postings.

* 240 is the maximum number of comparable postings sampled.

Employer

About Northrop Grumman

Northrop Grumman is a leading global aerospace and defense technology company providing systems in autonomous systems, cyber, C4ISR, space, strike, and logistics. Industry: Aerospace & Defense

Northrop Grumman currently has 173 open roles on FindRole.

Listed pay typically runs $113,900–$170,950 across 168 roles with salary data.

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