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Northrop Grumman Sr Principal Linux System Administrator in Palmdale, California

Support our entire enterprise and build the networks, staff the teams, and develop the processes that will keep us defining what's possible. We have opportunities across our enterprise with 90,000 team members throughout the world. The only limit to your growth is your ambition and drive. We want to empower you to bring your best, with resources, support, and talented team members that will launch your career.

Northrop Grumman Enterprise Services is seeking an experienced Linux Systems Administrator to join its dynamic team of technical professionals in the Palmdale, 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

ESCOS

ITS3500

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Qualifications:

Basic Qualifications:

  • PhD with 4 years of IT experience; OR a Master's degree with 7 years of IT experience; OR a Bachelor's degree with 9 years of IT experience; OR an Associates degree with 11 years of IT experience; OR a High School Diploma/GED with 13 years of IT experience is required

  • Must have at least 2 years of systems administration experience with Linux, RedHat, RHEL, Solaris, UNIX, and/or AIX

  • Must have a 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 a current DOD Top Secret clearance to include an original investigation date, or a periodic reinvestigation date, completed/closed within the last 6 years in order to be considered

  • 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 degree in a STEM related discipline, a Linux certification, a Security+ CE, and 10 years of experience with Red Hat Enterprise Linux (RHEL) server administration in a DSS or JSIG 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 Trusted Guard

  • Redhat System Administration certification(s)

  • 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; 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

  • Top Secret clearance with SAP/SAR access level

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

Job Category : Information Technology

20027158

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