- BOOZ, ALLEN & HAMILTON, INC. (Columbia, MD)
- Linux System Administrator , Senior The...or IT field and 5+ years of experience with systems or network administration, or 10+ years of experience ... environment that supports critical cybersecurity mission customers. As a Linux system administrator on our...with systems or network administration in lieu of degree +… more
- Link Solutions Inc (Aberdeen Proving Ground, MD)
- …and appraised for CMMI ML3 for Services and Development. Link Solutions is seeking a Linux System Administrator ( Senior -Level) to join our team at ... have an active DoD Top Secret Clearance. + Non-remote (relocation incentive available) Our Linux System Administrator ( Senior -Level) will be responsible… more
- Integration Innovation, Inc. (i3) (Huntsville, AL)
- …and implement a Missile Defense System with multiple layers of protection. The Senior Linux Administrator performs administration of cloud and on-site ... Overview i3 is searching for a Senior Linux Administrator to...improve the reliability and performance of the applications and systems . + Perform Linux system … more
- Amentum (Linthicum, MD)
- …the Cyber, Security, & Intel space? If so, look no further. We are seeking an ** Senior Linux Administrator ** to join our team of passionate individuals on ... troubleshooting and user assistance. + Maintains user accounts, access control, and system / security configuration. + Maintains operating systems and… more
- General Dynamics Information Technology (Livermore, CA)
- …$10K Sign-on bonus A Senior Linux System Administrator Maintains an organization's computer systems ' workflows and is responsible for the ... hardware upgrades. + Core Systems : Domain Controllers, Linux servers, DNS, VMware, HPE Blade System , Storage switches + Supplemental Systems / Software:… more
- Amentum (Dahlgren, VA)
- Amentum is currently seeking a Senior Linux System Administrator to provide software testing for our award winning team. ** Senior Linux System ... to upgrade requirements for the lab, to test weapon system maintenance software updates. + Working with a small...2; 7 or more years of equivalent experience administering Linux /Window systems . + Candidates must maintain a… more
- Leidos (Annapolis Junction, MD)
- **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) ... difference in National** **Security!** Join our team as a ** Linux Systems Administrator ** , where...Ten or more (10) years of experience as a System Administrator (SA) supporting programs and contracts… more
- Leidos (Orlando, FL)
- **Description** Are you an experienced ** Senior Linux System Administrator ** looking for your next challenge? Your search ends here! We have an exciting ... Linux +, (RHCE) Red Hat Certified Engineer, (RHCSA) Red Hat Certified System Administrator ). **Original Posting:** July 3, 2025 For US Positions: While… more
- Black Bear Technology Solutions, LLC (Adelphi, MD)
- Senior Linux System Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD (Onsite) Position Overview: The Senior ... System Administrator is responsible for leading system administration activities. This position oversees the installation, configuration, maintenance, and… more
- BAE Systems (Saratoga Springs, UT)
- …in your life and keep you performing at your best. We are in search of a Senior Linux Systems Administrator to: + Install, configure, and network UNIX ... system configuration files. + Fundamental understanding of operating systems ad be familiar with either UNIX or NT...be available based on position level and/or job specifics. ** Senior Linux Systems Administrator… more