Northrop Grumman Jobs

Job Information

Northrop Grumman Principal Linux Systems Administrator in San Diego, California

At Northrop Grumman we develop cutting-edge technology that preserves freedom and advances human discovery. Expand your career through experience and exposure, all the while supporting a mission that seeks to ensure the security and freedom of our nation and its allies.

Join us on the edge.... the Cutting Edge!

Northrop Grumman's Enterprise Services organization is seeking a well-qualified Linux Systems Administrator to join its dynamic team of technical professionals in the San Diego, CA area.

Roles and responsibilities include:

  • Perform as a Linux System Administrator for a classified government contract

  • Managing and maintaining secure, minimally-interrupted operations of Linux servers and workstations

  • Supporting bare-metal and virtual machines

  • Installing, hardening and patching Linux operating systems

  • Developing and documenting technical procedures

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

  • Read, modify and create shell script and scripts in various other languages

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

  • Learn new technologies on own and work effectively independently, while still coordinating actions as required

  • Install and configure COTS software, and perform configuration and maintenance in Linux environments

  • Interact with and successfully utilize boards-of-approval to maintain required security controls and configuration management

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

  • Occasional travel to customer sites or other Northrop Grumman sites in support of troubleshooting, testing, and deployment activities

  • Coordinating actions with peer system administrators, network administrators, security teams, software teams and hardware engineers





Basic Qualifications:

  • Master's degree with 3 years of IT experience; OR a Bachelor's degree with 5 years of IT experience; OR an Associates degree with 7 years of IT experience; OR a High School Diploma/GED with 9 years of IT experience

  • Must have experience managing a RedHat Enterprise Linux (RHEL) Server environment

  • Candidates must have a current DOD 8570 IAT level 2 baseline certification (example: Security+ CE); OR must have the ability to obtain one within 6 months of start date

  • Ability to lift equipment weighing up to 40 pounds

  • Ability to work after hours, and weekends, as needed

  • Candidates must have the ability to obtain a DOD Secret level security clearance prior to start

  • Must have the ability to obtain, and maintain, access to Special Programs as a condition of continued employment

Preferred Qualifications:

  • The ideal candidate will have a Bachelor's or Master's degree in an Information Technology related discipline, a Linux+ or RHCSA certification, and 7 years of Linux server administration experience in a classified environment

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

  • Experience with NAS storage device (preferably NetApp) administration (ONTAP 8.x or higher ; CDOT)

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

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

  • Solid understanding of remediating security vulnerabilities

  • Experience hardening RedHat systems in accordance with RMF and STIGs

  • Identity Management (Single Sign-On) experience

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

  • Experience with host-based firewall implementations and configuration (RedHat "iptables")

  • Experience building custom "rpm" software packages for RedHat platforms

  • Windows (7, 10) administration experience; Windows Server 2008/2012 experience nice to have

  • Group Policies(GPOs) experience; Active Directory management experience

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

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

  • Currently valid Security+ CE, CASP, CISSP or similar security certification

  • Active Secret or Top Secret clearance highly desirable

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.

Job Category : Information Technology