Northrop Grumman’s Classified Solutions team is hiring a senior Linux Systems Administrator to oversee high-performance computing (HPC) systems, including monitoring system health, identifying performance bottlenecks, and optimizing software installations for technical users. The role involves collaborating with security teams to ensure compliance with cybersecurity policies while managing the HPC system lifecycle from concept through disposal. Ideal candidates will have extensive experience configuring and maintaining Red Hat Linux systems within classified environments adhering to NISPOM Chapter 8 and RMF standards. Preferred qualifications include a Bachelor’s degree in Information Technology, hands-on experience with storage clusters, parallel file systems, and familiarity with cybersecurity methodologies like JSIG and STIG.
Skills
Linux
RedHat
NISPOM Chapter 8
DCID 6/3-ICD 503
RMF
STIG
JAFAN
JSIG
HPC
Infiniband
Python
BASH
CMake
GNU Make
Active Directory
Group Policy
Storage Clusters
Parallel File Systems
Cybersecurity
What you'll do
Monitor and report HPC system health/metrics.
Identify and resolve performance bottlenecks in HPC systems.
Manage full lifecycle of HPC systems from concept to disposal.
Assist developers with software installation, debugging, and optimization.
Ensure compliance with cybersecurity policies through regular audits.
Scan, patch, and harden computing environments to meet security requirements.
What we're looking for
Bachelor’s Degree with 8 years or equivalent experience required
Must have Security+ CE certification or higher
Current US Government Secret level security clearance required
Ability to obtain and maintain Top Secret clearance as a condition of employment
Experience configuring, administering, and maintaining Red Hat or other Linux systems
Experience contributing to the architecture and design of new and current HPC systems
Market check
Salary context
This
$111,700–$167,500
range sits above
27%
of similar postings on FindRole.
Peer median band
$128,950–$220,000
Median floor and ceiling across peers.
Typical midpoint (25–75%)
$136,875–$219,575
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.
Linux
NISPOM Chapter 8
DCID 6/3-ICD 503
RMF
STIG
JAFAN
JSIG
Rudimentary Scripting
VMWare
Security+ CE
Linux Workstation and Server management
Top Secret Clearance
Linux Operating Systems support
Linux
Windows
Virtualization
STE/STN Compliance
Network Integrity
System Optimization
Capacity Planning
Dispatch Systems
Server Security
Domain Security
User Support
IT Troubleshooting
Client Server Storage Network Devices
Maintenance
Troubleshoot
Install Load Software
Security Procedures
Tools Implementing