Northrop Grumman

Staff Linux Systems Administrator - TS/SCI

Northrop Grumman$161K — $241K *
Aerospace & Defense
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Master's with 10 years IT experience or Bachelor's with 12 years or Associate's with 14 years of IT experience.
  • Expertise in Linux OS management in classified settings.
  • Cross-platform OS awareness (Windows, Linux, Solaris, OSX, UNIX).
  • Must have IAT Level II certification (e.g., Security+ CE, CND, CCNA Security).
  • Current U.S. Government Top Secret clearance with SCI eligibility required.
  • Ability to obtain and maintain CI-Polygraph as a job condition.

Responsibilities

  • Lead Linux systems analysis for classified contracts.
  • Develop enterprise-wide Linux architecture and governance.
  • Design and implement backup, disaster recovery, and high-availability solutions.
  • Oversee network administration and support across multiple networks.
  • Direct large-scale system enhancement projects using automation and scripting.
  • Establish policies for user account management and access controls.
  • Mentor junior, mid-level, and senior technical team members.

Benefits

  • Flexible work arrangements.
  • Exceptional learning and growth opportunities.
  • Diverse portfolio of projects and customers.
  • 9/80 work schedule.
  • 401k matching program.
Full Job Description
RELOCATION ASSISTANCE: No relocation assistance available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: SCI

TRAVEL: Yes, 10% of the TimeDescription

The Northrop Grumman CIDO Classified Solutions team is seeking a Staff Computer Systems Analyst - LinuxSystems Administrator to support information system lifecycle activities. The selected candidate will be required to work on-site, full-time at our Redondo Beach, CA location.

The responsibilities of this role include, but are not limited to, the following:

  • Perform as a lead Staff Computer Systems Analyst - Linux in support of classified government contracts.


  • Lead the development and governance of enterprise-wide Linux architecture for classified contracts, establishing technical direction, standards, and roadmaps across multiple programs, with expert administration of modern Linux distributions


  • Architect the design, implementation, and continuous improvement of backup, disaster recovery, and high-availability solutions for mission-critical Linux systems, leveraging advanced virtualization and containerization technologies.


  • Oversee administration and support of multiple networks, ensuring completion of essential tasks, providing guidance to technical teams, and applying strong networking expertise.


  • Direct large-scale system enhancement projects, from requirements analysis through design, procurement, deployment, and post-implementation validation, utilizing scripting and automation to optimize performance and reliability.


  • Develop and enforce policies for user and computer account management, file permissions, and enterprise-wide identity and access controls, ensuring cross-platform operations.


  • Author, maintain, and enhance technical SOPs, standards, and best-practice guides for Linux environments, integrating monitoring and security tools.


  • Provide regular project status updates for recurring and non-recurring efforts.


  • Operate independently, resolving complex and ambiguous technical challenges.


  • Provide strategic mentorship and technical leadership to junior, mid-level, and senior team members, cultivating a high-performance culture and advancing organizational expertise across the enterprise.


  • Lifts and moves equipment up to 50 pounds.


  • Work after hours, and weekends, as needed.


Note: Due to the classified nature of the work being performed, this position does not offer any virtual or telecommute working options. Applicants are encouraged to apply, only if they are willing to work on-site.

Basic Qualifications:

  • Master's Degree with 10 years of IT experience; OR a Bachelor's Degree with 12 years of IT experience; OR an Associate's Degree with 14 years of IT experience is required
  • Linux Operating Systems, server and workstation management experience in a classified environment
  • Operating System Cross-platform awareness (i.e. two or more: Windows, Linux, Solaris, OSX, UNIX, etc.)
  • Candidates must meet the U.S. Government 8140 certification requirements for a Staff Computer Systems Analyst - IAT Level II (examples: Security+ CE, CND, CCNA Security)
  • Candidates must have a current U.S. Government Top Secret levelsecurity clearance to include SCI access level eligibility (at a minimum) in order to be considered
  • Candidates must have the ability to obtain, and maintain, a CI-Polygraph as a condition of continued employment


Preferred Qualifications:

  • Master's degree in Information Technology, and 12 years of Linux
  • Server Administration experience in a classified environment
  • Expert administration of modern Linux distributions, including RHEL 8/9, Rocky Linux, etc. across enterprise and classified environments
  • Architect and manage advanced virtualization solutions using platforms such as VMware vSphere/ESXi, Citrix XenServer, and KVM/QEMU, ensuring optimal resource utilization and scalability
  • Lead containerization initiatives, leveraging Docker, Docker Compose, and container security tools to enhance application deployment and security posture
  • Designed and orchestrated Kubernetes environments (CNCF Kubernetes, Rancher, Kubernetes Dashboard), driving automation and resilience for mission-critical workloads
  • Integrate and optimize cloud platforms, including Azure CycleCloud, VMware Cloud Foundation, and nerdctl, to support hybrid and multi-cloud strategies
  • Networking expertise in subnets, routing, VLANs, VTCs, and cloud networking to ensure robust and secure connectivity across complex infrastructures
  • Supported enterprise monitoring and security tools, such as Splunk, and SolarWinds, to maintain system integrity and compliance
  • Developed and implemented advanced scripting and automation solutions using Bash, Python, and Ansible to streamline operations and accelerate system enhancements
  • Direct cross-platform operations, ensuring seamless interoperability between Linux, Windows, and UNIX systems in diverse environments
  • Experience with the creation and deployment of system images in an enterprise environment
  • Experience with Assessment & Authorization process
  • Active Top Secret/SCI to include a current CI-Polygraph highly desirable


We offer flexible work arrangements, phenomenal learning opportunities, exposure to a wide variety of projects and customers, and a very friendly team environment. At Northrop Grumman, we are on the cutting edge of innovation. Our diverse portfolio of programs means there are endless paths to cultivate your career. We also offer exceptional benefits/healthcare, a 9/80 work schedule, and a great 401k matching program. Come join us!

Primary Level Salary Range: $161,000.00 - $241,400.00

The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.

Depending on the position, employees may be eligible for overtime, shift differential, and 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 application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.

About Northrop Grumman

Northrop Grumman is a security company that provides systems, products, and solutions in aerospace, electronics, information systems, shipbuilding, and technical services to government and commercial customers. They design, develop, and build everything from aircraft and spacecraft to cyber security systems. The company is involved in a wide range of defense and technology projects, including the development of aircraft, space systems, cybersecurity solutions, and advanced electronics.

Northrop Grumman Careers

Join the elite team at Northrop Grumman, a leading global security company providing innovative systems, products, and solutions in autonomous systems, cyber, C4ISR, space, strike, and logistics and modernization to customers worldwide. There has never been a more exciting time to advance your career with Northrop Grumman.

Work You’ll Do

At Northrop Grumman, your work will redefine the edges of technology and create a safer future. Our culture thrives on intellectual curiosity, cognitive diversity, and bringing your whole self to work. Our team is at the forefront of innovation, collaborating to make the impossible, possible.

Explore Job Opportunities and Growth

Whether you’re looking for an internship, an entry-level position, or a spot for seasoned professionals, Northrop Grumman offers a variety of career paths that encourage growth and development. Explore job opportunities that elevate your skills, and push your career to the next level.

Join Our Diverse and Inclusive Team

Diversity and inclusion are the foundations of our culture. Northrop Grumman is committed to building a diverse team that fosters an inclusive environment, where every team member is valued for their unique perspectives and contributions. We believe that diversity fuels innovation.

Professional Development and Benefits

Northrop Grumman is dedicated to your professional and personal growth. We offer unparalleled benefits, including comprehensive health coverage, generous time off, and family care resources. Additionally, we provide extensive leadership and diversity training to help you craft your career path.

Networking and Leadership

Enhance your career through our robust networking opportunities. Connect with leaders and peers within Northrop Grumman through various events, mentorship programs, and professional groups. Our leadership is deeply invested in nurturing talent and guiding team members through their career journey.

Innovation in Technology

Drive technological breakthroughs with a company at the cutting edge of innovation. Northrop Grumman is a place where you can work on projects that push the boundaries of what is possible.

How to Apply

Ready to join our team? Check out the open positions on our Careers page. Tailor your resume to highlight your relevant skills and experiences. Prepare for your interview with us by researching our projects and understanding our company’s mission and values.

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Northrop Grumman Jobs

Discover the impact you can make with a career at Northrop Grumman. We are actively hiring and looking for passionate, curious, and solution-driven team players. Search Northrop Grumman jobs today and find where your expertise is needed most. Join Northrop Grumman, and be part of a team that is dedicated to making a difference, not only within the company but in the world at large. Your journey to building a rewarding career starts here.
Learn more about Northrop Grumman
Size
88,000 employees
Market Cap
$82.7 billion
Industry
Net Income
$3.1 billion
Founded
1939
5 Year Trend
+7.6%
Revenue
$36.7 billion
NASDAQ

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