Senior Principal Network Administrator

Northrop Grumman

Confirmed live today High trust

Quick summary

Work type
On-site
Location
Azusa, CA
Salary
$129,300–$193,900 / yr
Employment
Full-time
Posted
7 days ago
Freshness
Confirmed live today
Closes
Nov 30, 2026

Market check

Salary context

Competitive pay

How this pay compares to similar roles

Similar $163k
This role $162k
$111k $205k
below market most similar roles pay here above market

This role pays more than 53% of similar roles. Most pay $130,471–$195,812 — the blue band above. At the midpoint, this role pays about $162k versus about $163k for comparable roles.

Based on 240 similar postings.

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 629 open roles on FindRole.

Listed pay typically runs $117,500–$176,300 across 314 roles with salary data.

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View all roles at Northrop Grumman

At a glance

TL;DR · Senior Principal Network Administrator

JOB TITLE: Sr Principal Network Administrator - Secret The Northrop Grumman Classified Solutions CIDO team is seeking a Sr Principal Network Administrator - Secret to support information system lifecycle activities for classified government contracts. In this role, you will define and execute long-term network architecture roadmaps, including SDWAN, ZeroTrust, and cloud-enabled networking. You will lead the design, integration, and implementation of large-scale, multidomain networks while overseeing migrations and cyber resilience initiatives. Key responsibilities include authoring enterprise-wide security frameworks, providing third-level technical support, and mentoring team members. Required skills include designing complex LAN/WAN networks using routers, switches, and firewalls, alongside Linux/Windows Systems Administration. You must possess a Secret security clearance and relevant certifications like Security+ CE or CCNA Security to manage complex telecommunications and encryption solutions within a secure environment.

What you'll do

  • Define and execute long-term network architecture roadmaps including SDWAN, ZeroTrust, and cloud-enabled networking.
  • Lead the design, integration, and implementation of large-scale, multidomain networks for classified missions.
  • Serve as a senior technical liaison to government customers and internal leadership to negotiate requirements and deliver briefings.
  • Author and enforce enterprise-wide network standards, policies, and security frameworks while auditing for compliance.
  • Provide third-level technical support for complex network, hardware, software, and telecommunications issues.
  • Develop innovative technical solutions for complex problems and ensure they adhere to established standards.
  • Monitor and analyze network systems while coordinating third-party maintenance and managing tickets in ServiceNow or JIRA.
  • Mentor junior and experienced team members to foster professional growth and enhance team capabilities.

What we're looking for

  • Must have a Master's degree with 6 years of experience, a Bachelor's with 8 years, an Associate's with 10 years, or a High School diploma with 12 years.
  • Must have experience designing and maintaining complex LAN/WAN based networks, including analysis and enhancement of routers, switches, and firewalls.
  • Must meet U.S. Government 8140 requirements for a Linux/Windows Systems Administrator – IAT level II certification.
  • Must have a current U.S. Government Secret level security clearance.
  • Must have the ability to obtain and maintain a Top Secret level security clearance.
  • U.S. Citizenship is required.
  • Experience supporting Video Teleconferencing (VTCs) and deploying audio/visual technologies in classified environments (preferred).
  • Experience designing and managing large-scale, multidomain network architectures with expertise in advanced routing and security (preferred).

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