Principal Windows Systems Administrator

Northrop Grumman

Confirmed live today High trust
Closes tomorrow

Quick summary

Work type
On-site
Location
San Diego, CA
Salary
$103,600–$155,400 / yr
Employment
Full-time
Posted
6 days ago
Freshness
Confirmed live today
Closes
Oct 28, 2026 (soon)

Market check

Salary context

Below market

How this pay compares to similar roles

Similar $154k
This role $130k
$94k $194k
below market most similar roles pay here above market

This role pays less than 67% of similar roles. Most pay $123,600–$184,550 — the blue band above. At the midpoint, this role pays about $130k versus about $154k 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.

Most-posted roles

View all roles at Northrop Grumman

At a glance

TL;DR · Principal Windows Systems Administrator

The Principal Windows Systems Administrator joins the CIDO Classified Solutions team to support information system lifecycle activities for classified government contracts. This role involves performing computer systems analysis, maintaining multi-user systems, and ensuring reliability through installation, patching, and configuration management. Key responsibilities include managing Windows domains, Active Directory, Group Policy, DNS, DHCP, and LDAP services. The administrator will provide backup and recovery services, manage file systems, and ensure compliance with strict security guidelines. Technical skills required include experience with virtualization, SAN storage, and tools like Cohesity, Veritas, HBSS, SolarWinds, and Splunk. The position requires troubleshooting issues across software, firmware, and hardware while maintaining security audit logs. Candidates must possess a Secret clearance and Security+ certification to support these secure, multi-domain information systems.

What you'll do

  • Perform as a Principal Computer Systems Analyst in support of classified government contracts.
  • Maintain multi-user computer systems through installation, upgrading, patching, monitoring, and configuration management.
  • Ensure system compliance via Group Policy and other relevant technologies.
  • Provide and maintain backup and recovery services while managing file systems and disk space.
  • Develop and maintain technical documentation of system processes and procedures.
  • Maintain security audit and logging information on all classified networked and standalone computers.
  • Isolate issues between software, firmware, hardware, networks, and applications.
  • Support environments by managing requirements through ticketing systems like ServiceNow or JIRA.

What we're looking for

  • Must have a Master's degree with 3 years of experience, a Bachelor's with 5 years, an Associate's with 7 years, or a High School diploma with 9 years.
  • Must have a Security+ certification or greater.
  • Must have a current US Government Secret level security clearance.
  • Must be a US Citizen.
  • Must have experience with Windows domains, including Active Directory, GPOs, Policies, and permissions.
  • Must be able to lift and move equipment up to 50 pounds.
  • Must be able to work on-site in San Diego, CA.
  • Must be able to work after hours and weekends as needed.

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