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Principal Systems Administrator / Senior Systems Administrator

Requisition ID: R10094148

  • CategoryCategory: Information Technology
  • LocationLocation: Linthicum, MD, USA
  • Citizenship RequirementsCitizenship Required: United States Citizenship
  • Security Clearance TypeClearance Type: None
  • TelecommuteTelecommute: Yes-May consider hybrid teleworking 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.

Northrop Grumman, Mission Systems is seeking a well-qualified Windows / Linux System Administrator for the Engineering and Sciences Organization. The position is located at the Advanced Technology Lab (ATL) in Linthicum, MD where we design, manufacture, and test semiconductor products for internal production and emerging programs. The ideal candidate will have solid experience in Red Hat System administration and Windows system administration, and the ability/desire to automate any admin tasks using Puppet or Nagios tools. Must be comfortable supporting users in a manufacturing environment.


Roles and responsibilities include, but are not limited to:

  • Perform as a Windows/Linux System Administrator for the ATL Foundry infrastructure.
  • Manage and maintain security patches for RHEL 7.x and Windows VMs.
  • Develop and document technical procedures.
  • Read, modify, and create shell script and scripts in various other languages.
  • Learn new technologies on own and work effectively independently, while still coordinating actions as required.
  • Use Nagios XI to monitor application performance and uptime.
  • Implement Puppet modules.
  • Able to partition disks, create logical volumes, create file systems, and mount file systems in Linux environments.
  • Produce system performance metrics for ATL infrastructure.
  • Take ownership of all ATL software applications (install, start-up, stop, upgrade, etc.).
  • Perform monthly security patches on Windows and RHEL operating systems.
  • Be on site at ATL Foundry as needed in support of troubleshooting, testing, and/or deployment activities of local IT assets.
  • Lead actions with peer systems administrators, network engineer, security teams, and software and hardware engineers.
  • Install and configure COTS software (FactoryWorks, APF, SPACE, etc.)
  • Collaborate as needed with software vendors to remedy.
  • Recommend and implement system enhancements that will improve the performance and reliability of the system including installing, upgrading/patching, monitoring, problem resolution, and configuration management.
  • Provide backup and recovery services; manage file systems and disk space; manage virus protection on a routine basis.
  • Create and maintain user and computer accounts and modify file permissions and security access lists.
  • Test new releases of products to ensure compatibility and minimize user impact.
  • Develop and document technical processes and procedures as needed.
  • Make recommendations to purchase hardware, software, system components.
  • Interact, meet, discuss, and troubleshoot issues with vendors; evaluate vendor products, services, and suggestions.
  • Adhere to strict Information Systems security guidelines in all cases.
  • Will be expected to document all tasks in JIRA.
  • Work after hours and weekends as needed.

This requisition may be filled as a Principal Systems Administrator or Senior Systems Administrator

Basic Qualifications for Level 3:

  • Bachelor’s degree and 6 years of experience OR Master's degree and 4 years of experience; 9 years of related experience may be considered in lieu of completed degree.
  • Experience with RedHat Enterprise Linux OS
  •  Experience supporting application in a production environment.

Basic Qualifications for Level 4:

  • Bachelor’s degree and 9 years of experience OR Master's degree and 7 years of experience, OR PhD and 4 years' experience, or 13 years of related experience may be considered in lieu of completed degree.
  • Experience with administration RedHat Enterprise Linux OS 7.x.
  • Experience with administration of all versions of Windows.
  • Experience with RedHat Enterprise Linux OS
  • Experience supporting application in a production environment.

Preferred Qualifications:

  • Advanced scripting skills.
  • Red Hat 7.x and/or Windows System Administration certification(s).
  • Solid understanding of system back up and restoration.
  • Experience with Puppet or Ansible.
  • Experience with Nagios.
  • Advanced understanding of Linux/Windows configuration and commands.
  • Understanding of Agile framework.

Salary Range: $90,600 USD - $136,000 USD
Salary Range 2: $112,300 USD - $168,500 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.