Sr. Principal Linux Systems Administrator
Max Rate $101.00/ hour
Roles and Responsibilities include but are not limited to:
Manage and maintain secure, minimally-interrupted operations of Linux servers and workstations
Support bare-metal and virtual machines
Coordinate actions with peer system administrators, network administrators, security teams, software teams and hardware engineers
Recommend and implement performance-enhancement, reliability-enhancement, and automation solutions
Install hardening and patching Linux operating systems
Troubleshoot end-user issues; developing and documenting technical procedures.
Primary system administration duties reside in classified environments; proto-typing, testing, and proof-of-concept work done in an unclassified environment when possible.
The selected candidate will:
Be proficient working from a command-line environment
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
Lift equipment weighing up to 40 pounds
Work after hours and weekends as needed
Basic Qualifications:
Associate’s degree and 11 years of experience OR Bachelors degree and 9 years of experience OR Master’s degree and 7 years of experience; 13 years of related experience may be considered in lieu of completed degree
Active DoD Top Secret security clearance
Ability to obtain and maintain a Special Access Program level clearance (SAP/SAR) as a condition of continued employment
IAT Level II certification (ex: Security+ CE) or greater or ability to obtain with 6 months of start date
Experience with Linux OS
Preferred Qualifications:
DoD Top Secret clearance
Redhat System Administration certification(s)
Experience with RedHat Enterprise Linux OS
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
Networker backup and restore experience