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Sr. Principal System Administrator – ACEOPS (23-227)

Requisition ID: R10104704

  • CategoryCategory: Information Technology
  • LocationLocation: Schriever AFB, CO, USA
  • Citizenship RequirementsCitizenship Required: United States Citizenship
  • Security Clearance TypeClearance Type: Secret
  • TelecommuteTelecommute: No- Teleworking not available for this position
  • ShiftShift: Days (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 Space Systems – Launch and Missile Defense Systems has an exciting career opportunity for a Principal System Administrator - ACEOPS to join our team of qualified, diverse individuals. This position will be located out of Schriever Space Force Base, Colorado Springs, CO.

Position Overview:

Operate, maintain and manage Linux based systems supporting a software development environment. Responsible for the overall day-to-day operations of the Windows/Linux environment and is responsible for backup and recovery (to include disaster recovery) of system data.

Essential Functions:

  • Ensure all data is being backed up on a regular basis
  • Ensure backup system is functioning correctly and periodically test the backup system by restoring files
  • Respond appropriately to any system security/virus incident discovered
  • Install, configure, monitor, manage and maintain all Linux based servers
  • Create and maintain Linux server documentation
  • Create and maintain Linux system administration processes and procedures
  • Install, configure, manage and maintain Linux server based applications
  • Ensure Linux based systems have the appropriate patches installed; including but not limited to, security, applications and OS  Ensure Linux based systems are running current versions of antivirus software with current virus definition files
  • Create, manage and maintain security groups
  • Create, manage and maintain user accounts
  • Monitor, manage and maintain storage systems and devices
  • Create and maintain Windows/Linux server images
  • Recommend system enhancements, including but not limited to, servers, applications, storage, processes and procedures
  • Recommend when additional system resources are required or when existing resources should be retired
  • Ensure all appropriate asset management functions are completed as required
  • Ensure all Linux servers are configured to comply with all appropriate security policies
  • All other tasks as assigned by the IT site lead or IT manager

Basic Qualifications:

If applicable, please note your updated security clearance and IAT/relevant certifications on your resume.

  • An active Secret clearance is required.
  • 9 Years with Bachelor’s degree in a related field; 13 years’ experience in lieu of a degree.
  • Must possess a DoD 8570 certification at IAT Level II or higher (Security+, GSEC, SCNP, SSCP, CISSP, CISA, GSE, SCNA)
  • Ability to obtain a TS/SCI.
  • Must have technical skills in the following: Linux system administration, System Security Implementations, Linux shell scripting, Ansible playbook development and management, Security-Enhanced (SE) Linux and Red Hat repository administration.
  • Must have technical skills supporting a varied and diverse environment including server setup, deployment and maintenance.
  • Must also have a background/ knowledge of Linux environment and administration.
  • Understanding of configuration managed Platform-as-a-Service (PaaS).
  • Understanding of what IT\'s role is in Continuous Integration and Delivery (CI/CD) and how it can be applied to PaaS.
  • Knowledge with applying containers (Docker) and use of container orchestration (Kubernetes).

Preferred Qualifications:

  • Knowledge of the following: Security Technical Implementation Guides (STIG) , Multi-Factor Authentication implementation like IPA and ADFS, OpenShift, OpenStack, VMware ESXI, QAS/VAS, Windows, Active Directory, Backup and Recovery, Containers and Container Orchestration products.
  • Knowledge of Git, Nexus, Jenkins, Jira and Confluence.
  • Understand the concept of PaaS and SaaS.
  • Knowledge of Continuous Integration and Continuous Delivery and how it applies to IT and IT products.
  • Desire an understanding of the Agile processes.
  • We are looking for Container experience as well.

What We Can Offer You:

Northrop Grumman provides a comprehensive benefits package and a work environment that encourages your growth and supports the mutual success of our people and our company. Northrop Grumman benefits give you the flexibility and control to choose the benefits that make the most sense for you and your family. Your benefits will include the following:

  • Health Plan
  • Savings Plan
  • Paid Time Off
  • Education Assistance
  • Training and Development
  • Flexible Work Arrangements





Additional Northrop Grumman Information:


Salary Range: $107,000 USD - $160,400 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.