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Sr. Principal Linux Administrator (Secret) – Redondo Beach, CA

Requisition ID: R10102163

  • CategoryCategory: Information Technology
  • Location Location: Redondo Beach, CA, USA   |  Manhattan Beach, CA, USA +1 more
  • Citizenship RequirementsCitizenship Required: United States Citizenship
  • Security Clearance TypeClearance Type: 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.

Strategic Space Systems Division (SSSD) is an industry-leading provider for prime satellite and payload capabilities and directed energy and electronics solutions for national security, military, and civil customers. We are built on a heritage of providing innovative, affordable and reliable aerospace and defense products that our customers rely on to achieve mission success. Join the Space revolution and make the impossible, possible.

Northrop Grumman has an opening for a Sr. Principal Linux Administrator to join the Electronics and Payloads Special Test Equipment Engineering (STEE) team. In this role, you will become part of Northrop Grumman's Space programs that provides specialized IT support to Restricted, DOD, and Unclassified systems and environments.  This position is based in Redondo Beach, CA.

The roles and responsibilities of this position include the following:

  • Administration of Linux (RHEL/CENTOS) 5/6/7/8 servers and workstations in a production environment

  • Implementation of Security controls for Linux Servers and workstations

  • Extensive experience in the deployment of I&T lab environments

  • Proven ability to Task and Resource manage to meet program milestones.

  • Experience using Compliance and Remediation tools (i.e., Nessus, SCC SCAP scanner, STIG Viewer)

  • On call, 24/7 pager support during critical phases of testing, contingency operations, and off-site as required.

Basic Qualifications:

  • Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline from an accredited university and 9 years of engineering experience OR Master’s Degree and 7 years of engineering experience OR a PhD. Degree and 4 years of experience

  • Possess a current Security+ certification.

  • Minimum of 5 years working experience administering Red Hat Enterprise Linux (RHEL) versions 5/6/7/8 servers and workstations

  • Working experience of user authentication services such as LDAP and Red Hat Directory Server

  • Ability to install RHEL operating system from media as well as utilizing Kickstart to customize and install packages including using YUM. Experience in scripting and interpreting shell scripts and ability to create scripts in bash.

  • Must have U.S. Citizenship with a current or active Secret level clearance.

Preferred Qualifications:

  • Must have U.S. Citizenship with a current or active Top Secret/SCI with polygraph clearance. With a Single Scope Background Investigation (SSBI) completed within 5 years with recent polygraph withing last 5 years.

  • Department of Defense (DoD) Top Secret level with a background investigation date within 6 years

  • Experience in scripting and interpreting shell scripts and ability to create scripts in bash.

  • Working experience with storage appliances, in particular working with Network Appliance (NetApp) experience helpful

  • Solid understanding of computer networking (DNS, WINS, TCP, IP Addressing, Default-Gateway etc.)

  • Experienced in the implementation of CMMC/DFARS/RMF/DOD Security Controls on Linux operating systems (i.e., RHEL SSG builds)

  • Extensive experience installing, configuring, and operating VMWare and KVM virtualization environments.

  • Advanced working experience with scripting languages and automation such as bash, ansible etc.

  • Working knowledge and experience of Linux networking and file sharing protocols such as ISCSI, FCoE, LUNS, NIS, CIFS and NFS.

  • Experience installing, configuring, and maintaining Linux server applications (i.e., Samba, NFS, Chrony, Web servers and MySQL databases)

  • Experience working with vendors in the identification of new hardware/software technologies to meet program requirements.

Northrop Grumman offers a competitive and robust benefits program.

As a full-time employee of Northrop Grumman, you are eligible for our robust benefits package including:

  • Medical

  • Dental & Vision coverage

  • 401k

  • Educational Assistance

  • Life Insurance

  • Employee Assistance Programs & Work/Life Solutions

  • Paid Time Off

  • Health & Wellness Resources

  • Employee Discounts

  • Flexible Schedules (For example the ability to work a 9/80 work schedule, which allows an employee to work a nine-hour day Monday through Thursday and take every other Friday off of work)

For more details, please visit our total rewards site or chat with one of our recruiters to learn more.





Space System




  • LosAngelesSpace

This position reports to Redondo Beach, CA, USA, however, this position can also be worked from Manhattan Beach, CA, CA, USA.

Salary Range: $125,800 USD - $188,600 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.