- 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) Cyber & ... qualified candidate for a small, diverseteam that provides end-to-end software, systems , and network engineering services to support Integrated Discovery Operations… more
- GovCIO (Annapolis, MD)
- **Overview** GovCIO is hiring for a Senior Systems Administrator ( Linux and Windows) to provide on-going support for the administration of the core system ... /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6239/ senior - systems -administrator--%28linux-windows%29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6239_… more
- CACI International (Annapolis Junction, MD)
- …Type of Travel: Local * * * **The Opportunity:** CACI is seeking a Senior Linux Systems Administrator to provide support for implementation, troubleshooting ... Senior Systems Administrator Job Category: Information...in the resolution process + Configure and manage primarily Linux /Unix (or other applicable) operating systems and… more
- GovCIO (Annapolis, MD)
- …role, you will work with other members to mitigate vulnerabilities on Linux -based systems , implement STIGs, address POAMs, and mitigate Zero-Day vulnerabilities. ... Linux administration duties will be included in this role. + Senior -level RedHat Linux server administration experience, experience with other Linux… more
- BOOZ, ALLEN & HAMILTON, INC. (Columbia, MD)
- Linux System Administrator, Senior The Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you could use ... environment that supports critical cybersecurity mission customers. As a Linux system administrator on our project, you'll constantly look...or IT field and 5+ years of experience with systems or network administration, or 10+ years of experience… more
- Lockheed Martin (Fort Meade, MD)
- … Linux distributions such as RHEL, CentOS, Ubuntu, and Debian\. Knowledge of Linux systems processes, file systems , networking and offline repository ... **Description:** **What We're Doing:** Lockheed Martin, Rotary Mission Systems Cyber & Intelligence invites you to step up to one of today's most daunting… more
- ManTech (Fort Meade, MD)
- Mantech seeks a motivated, career and customer-oriented ** Senior Linux System Administrator** to join our team in **Ft. Meade, MD** . In this role, you will ... perform system capacity analysis and planning. + Configure and manage Linux operating systems ; install and maintain OS software; implement system enhancements to… more
- GovCIO (Annapolis, MD)
- **Overview** GovCIO is hiring a Windows and Linux System Administrator ( Senior ) to support Veterans Affairs operational needs. The role requires AWS, Windows, ... /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6366/ linux -system-administrator%2c- senior -%28remote%29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6366_… 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 Linux ... oversees the installation, configuration, maintenance, and integrity of computing systems and software. The role involves planning, ensuring long-term system… more
- Link Solutions Inc (Aberdeen Proving Ground, MD)
- …appraised for CMMI ML3 for Services and Development. Link Solutions is seeking a Linux System Administrator ( Senior -Level) to join our team at Aberdeen Proving ... active DoD Top Secret Clearance. + Non-remote (relocation incentive available) Our Linux System Administrator ( Senior -Level) will be responsible for the… more