Search All Jobs

Principal Linux Systems Administrator

Requisition ID: R10068720

  • Category IconCategory: Information Technology
  • Location IconLocation: Cincinnati, Ohio, United States of America
  • Citizenship IconCitizenship Required: United States Citizenship
  • Clearance IconClearance Type: Secret
  • Telecommute IconTelecommute: No- Teleworking not available for this position
  • Shift IconShift: 1st Shift (United States of America)
  • Travel IconTravel Required: Yes, 10% of the Time
  • Positions IconPositions Available: 2

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 Global Operations Security has an opening for a well-qualified Principal Linux Systems Administrator to join our qualified, diverse and dynamic team of technical professionals.  This position is located in the Cincinnati, OH area. 

Roles and responsibilities include:  

  • Perform as a Linux Systems Administrator supporting multiple classified government contracts

  • Managing and maintaining secure operations of Linux servers and workstations with minimal impact to engineering stakeholders 

  • Supporting both physical and virtual Linux hosts

  • Installing, hardening, and patching Linux operating systems

  • Able to partition disks, create logical volumes, create file systems and mount file systems in Linux environments

  • Read, modify, and create shell scripts as needed

  • Understand basic LDAP and DNS concepts and be able to query these services for information and troubleshoot issues in Linux environments

  • Effectively perform basic job functions with minimal management oversight

  • Clearly communicate and coordinate with stakeholders (end users, security, and management)

  • Maintain security audit and logging information on all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM)

  • Install, configure, and maintain COTS software in Linux environments

  • Conform to security mandated approval and configuration management processes (Change Control Boards, Security Impact Analysis)

  • Perform technical research on Information Technology topics, as requested, and produce presentations and recommendations

The selected candidate should thrive in a fast-paced work environment with high expectations, significantly diverse assignments, and collaborative/team settings across all levels.

Basic Qualifications: 

  • Bachelor’s degree with 5 years of Linux Administrator related experience OR 9 years of Linux Administrator related experience in lieu of degree.

  • Must have experience managing Linux server environments (including RedHat, CentOS, Debian, Ubuntu)

  • Must have familiarity with DevSecOps tools and practices (i.e. Configuration Management, Atlassian Tool Suite, Mattermost, etc.)

  • Must have a current Security + CE (or higher) certification

  • Must have the ability to lift equipment weighing up to 40 pounds

  • Must be willing and able to work after hours and weekends, as needed

  • Must have an Active, In-Scope, DOD Secret Security Clearance or higher

Preferred Qualifications:

  • Bachelor’s or Master’s Degree in IS related field

  • Active, In-Scope, DOD Top Secret Security Clearance

  • Windows Server 2016/2019 administration experience

  • Microsoft Active Directory management experience (specifically Group Policy)

  • Experience operating under and managing systems within NISPOM Chapter 8, DCID 6/3-ICD 503, RMF, STIG, JAFAN, or JSIG information system environments

  • Red Hat Enterprise Linux System Administration certification(s)

  • Red Hat Satellite Server (version 5 and version 6) configuration and usage experience

  • Solid understanding of remediating Linux security vulnerabilities

  • Identity Management (Single Sign-On, LDAP) experience

  • Experience integrating Linux operating systems into Windows Active Directory

  • Experience with host-based firewall implementations and configurations

  • Experience building custom “rpm” software packages for Red Hat platforms

  • VMware vSphere (6.x or higher) configuration and management experience

  • Experience with SAN administration (preferably NetApp ONTAP 8.x or higher)

  • Solid understanding of Enterprise storage concepts to include all commonly used RAID levels

  • Understanding of Windows (10, 11) OS

  • Solid writing skills and use of Wiki pages and SharePoint sites for documentation

  • DoD 8570 Certification in a primary OS (Windows, Linux, Cisco)

ESCSO

ESSysAdmin


Salary Range: $83,800 USD - $125,800 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 https://www.saferfederalworkforce.gov/contractors/.

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 http://www.northropgrumman.com/EEO. U.S. Citizenship is required for most positions.



Apply Now

Search All Jobs

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.