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Principal System Admin/ Sr. Principal System Admin

Requisition ID: R10103650

  • CategoryCategory: Information Technology
  • LocationLocation: Stafford, VA, USA
  • Citizenship RequirementsCitizenship Required: United States Citizenship
  • Security Clearance TypeClearance Type: Top Secret
  • TelecommuteTelecommute: No- Teleworking not available for this position
  • ShiftShift: 1st Shift (United States of America)
  • Travel RequirementsTravel Required: Yes, 10% of the Time
  • Relocation AssistanceRelocation Assistance: Relocation assistance may be available
  • Number of Positions AvailablePositions Available: 1

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.


This position requires a flexible individual with experience in Linux system administration throughout the project lifecycle. Duties will include system development, upgrades, server monitoring and patching. Successful candidates must be well organized, a good communicator, and capable of multi-tasking.  Must possess strong analytical skills ,and be able to work independently as well as in a team environment. 


In support of the GRASP project located in Stafford VA.


Job responsibilities include the following:

  • Install and maintain Linux (RHEL) servers in a production environment
  • Perform Linux system administration including server development, backup, security management, patching, scripting, and user account management.
Required Qualifications: 
  • Bachelor's + 5 years of exp: Master's + 3 years of exp; PhD + 0 years of exp
  • Bachelor's + 9 years of exp; Master's + 7 years of exp; PhD + 4 years of exp
  • 3+ years of Linux System Administration experience.
  • Enterprise Linux Distributions (RHEL, CENTOS) RHEL 7 and/or 8 experience preferred.
  • Experience with hardening Linux OS and applications to required configurations (e.g. DISA STIGs).
  • Experience with BASH, Python or other scripting languages
  • Compliance/Vulnerability Monitoring with tools such as Nessus, HBSS and ACAS
  • Firewall configuration experience (firewalld, iptables, etc)
  • TS/SCI clearance with ability to pass a CI poly
  • Able to obtain a Security+ certification within 3 months of hire.

Desired Qualifications:

  • Network troubleshooting skills
  • Knowledge of the following: Hycu backup/recovery software or other backup/recovery software; Nutanix virtual environment, or other platforms such as VMWare; Elastic Search Stack (ELK); Risk Management Framework (RMF);
  • Experience with Configuration Management, including change request and work tracking software (e.g., Atlassian’s Jira, Maximo); GIT, Subversion or BamBoo; Kubernetes
  • Experience with Amazon Web Services (AWS).
  • Windows administration


Salary Range: $95,000 USD - $118,700 USD
Salary Range 2: $117,700 USD - $176,500 USD

Employees may be eligible for a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.

The health and safety of our employees and their families is a top priority. The company encourages employees to remain up-to-date on their COVID-19 vaccinations. U.S. Northrop Grumman employees may be required, in the future, to be vaccinated or have an approved disability/medical or religious accommodation, pursuant to future court decisions and/or government action on the currently stayed federal contractor vaccine mandate under Executive Order 14042

Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO/AA and Pay Transparency statement, please visit U.S. Citizenship is required for most positions.

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What's great about
Northrop Grumman

  1. Be part of a culture that thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work.
  2. Use your skills to build and deliver innovative tech solutions that protect the world and shape a better future.
  3. Enjoy benefits like work-life balance, education assistance and paid time off.

Did you know?

Northrop Grumman leads the industry team for NASA’s James Webb Space Telescope, the largest, most complex and powerful space telescope ever built. Launched in December 2021, the telescope incorporates innovative design, advanced technology, and groundbreaking engineering, and will fundamentally alter our understanding of the universe.