- Leidos (Annapolis Junction, MD)
- **Description** **Leidos** has a new and exciting opportunity for a Principal Linux Systems Administrator in our **National Security Sector's (NSS) Cyber & ... in National Security!** **Job Summary:** Leidos is seeking a Principal Linux Systems Administrator with demonstrated experience supporting and optimizing… more
- GovCIO (Annapolis, MD)
- …/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6348_ **Category** _IT Infrastructure & Network Engineering & ... **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active Secret clearance to join an Operations team. This position… more
- SAIC (Aberdeen, MD)
- **Description** SAIC is seeking a proven ** Linux Systems Administrator ** to join the **Army Research Laboratory (ARL) Information Technology (IT) Modernization** ... the warfighting mission and cutting edge R&D for the US Army. Our Linux System Administrator will be responsible for the installation, configuration,… more
- BigBear.ai (Annapolis Junction, MD)
- Overview BigBear.ai is seeking a Linux Systems Administrator to a fast-paced team of system administrators providing support for implementation, troubleshooting ... and problem resolution for all the client, server, storage, network devices, Etc. Provide Tier 1 (Help Desk) and...and ten (10) years of experience as a system administrator on programs of similar scope and complexity is… more
- ManTech (Laurel, MD)
- **Mantech** seeks a motivated, career and customer-oriented ** Linux ** **System Administrator ** to join our team in **Laurel, MD.** You will be part of a ... include but are not limited to:** + Configure and manage Linux operating systems. Installs/loads operating system software, troubleshoots maintains integrity and… more
- SAIC (Bethesda, MD)
- …either Bethesda, MD or McLean, VA. We are seeking a highly motivate System Administrator to join our National Intelligence Program to be at the forefront of complex ... TS/SCI clearance with Polygraph. **Required:** + Proven experience as a Systems Administrator , with a focus on supporting a complex enterprise environment. + Strong… 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 ... day-to-day operations and monitoring, and resolve issues related to client/server/storage/ network devices and mobile systems. + Escalate and communicate status… 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
- 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 ... administrator --%28linux-windows%29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6239_ **Category** _IT Infrastructure & Network Engineering & Operations_… more
- Huntington Ingalls Industries (Columbia, MD)
- …the interview process. Job Description Enlighten is looking for a Field Engineer/ Linux Systems Administrator to support operational systems at multiple military ... moderately complex problems which may involve the server and network infrastructure. + Provide technical support to the development...well. + At least 9 years of experience in Linux Systems Administration with Bachelors in related field; 7… more