Linux Systems Administrator

Northrop Grumman

Confirmed live today High trust

Quick summary

Work type: On-site
Location: Azusa, CA
Salary: $83,400–$125,200 / yr
Employment: Full-time
Posted: 7 days ago
Freshness: Confirmed live today
Closes: Nov 30, 2026
Nearby: 99+ roles within 25 mi

Market check

Salary context

Below market

How this pay compares to similar roles

Similar $143k

This role $104k

$73k $182k

below market most similar roles pay here above market

This role pays less than 82% of similar roles. Most pay $113,610–$171,750 — the blue band above. At the midpoint, this role pays about $104k versus about $143k 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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At a glance

TL;DR · Linux Systems Administrator

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The Linux Systems Administrator - Top Secret joins the Classified Solutions CIDO team to support information system lifecycle activities for classified government contracts. This role involves performing Linux system administration, including installing, upgrading, patching, and troubleshooting systems to support configuration management. Daily tasks include managing file systems, disk space, backup and recovery services, and virus protection. The administrator must isolate issues between software, firmware, hardware, networks, and applications while collaborating with network and system engineers. Required skills include Linux Server Operating Systems knowledge and IAT level II certifications like Security+ CE. Preferred competencies include virtualization, scripting, and environmental monitoring tools like HBSS, SolarWinds, or Splunk. The work involves maintaining security audit logs, following strict Information Systems security guidelines, and supporting multi-user computer systems in a secure environment.

Skills

Linux Security+ CE RMF STIG HBSS Splunk Solar Winds ServiceNow JIRA Virtualization Scripting Windows Solaris UNIX Configuration Management Backup and Recovery Cybersecurity Information Systems Security LAN

What you'll do

Install, upgrade, and patch Linux systems to support configuration management.
Troubleshoot issues across software, firmware, hardware, networks, and operating systems.
Manage Linux file systems, disk space, and routine virus protection.
Maintain backup and recovery services for classified networked and standalone computers.
Perform security audit logging and prepare documentation for Cybersecurity input.
Support multi-user computer systems and networks following strict security policies.
Test new product releases to ensure compatibility and minimize user impact.
Manage tasks and report statuses using ticketing systems like ServiceNow and JIRA.

What we're looking for

Must have a Master's degree with 0 years of IT experience, a Bachelor's with 2 years, an Associate's with 4 years, or a High School diploma with 6 years.
Must have knowledge of Linux Server Operating Systems and workstation support.
Must hold a current U.S. Government Top Secret level security clearance.
Must meet U.S. Government 8140 requirements for a Linux Systems Administrator – IAT level II certification.
Must be a U.S. Citizen.
Must be able to work on-site at the Azusa, CA location.
Must be able to lift and move equipment up to 50 pounds.
Knowledge of NISPOM Chapter 8, DCID 6/3-ICD 503, RMF, STIG, JAFAN, or JSIG environments (preferred).

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