- Infinity Systems Engineering (Alexandria, VA)
 - …be more with us! Job Summary: We are seeking a skilled Systems Administrator /Network Engineer to join our mission-driven team. This position offers a broad scope ... and Cisco switches. + Perform systems administration on Windows and Linux platforms (updates, security, troubleshooting, management). + Maintain secure high… more
 
        - Applied Research Associates, Inc. (Herndon, VA)
 - **Description** ARA is looking for a Senior DevOps Engineer with strong expertise in OpenShift and you need to have a solid understanding of DevOps principles, ... container orchestration, and cloud-native application development. The Senior DevOps Engineer will be responsible for designing, implementing, maintaining… more
 
        - General Dynamics Information Technology (Falls Church, VA)
 - …best practices framework as the basis for IT Service Management (ITSM) model. **HOW A SENIOR LINUX ADMINISTRATOR WILL MAKE AN IMPACT:** + Provide system ... None **Job Family:** IT Infrastructure and Operations **Skills:** Disaster Recovery (DR), Linux ,Red Hat Ansible,Red Hat Enterprise Linux (RHEL),Security Technical… more
 
- ManTech (Chantilly, VA)
 - **MANTECH seeks a motivated, mission-focused Senior Linux Systems Administrator to join our team in Chantilly, VA** This opportunity allows you to become ... to drive impactful solutions in support of critical government missions. As a ** Senior Linux Systems Administrator ,** you will help maintain and enhance the… 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 ... (Required): + CompTIA Security+ CE or CompTIA Server+ CE + Red Hat Certified System Administrator (RHCSA) + MCSA, MAC OS, or MCP + Must meet DoD 8750 and 8140… more
 
- GovCIO (Washington, DC)
 - …referral to this job (https://careers-govcio.icims.com/jobs/6348/ senior - linux -system- administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) ... **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active...administration duties will be included in this role. + Senior -level RedHat Linux server administration experience, experience… more
 
- Arena Technical Resources, LLC (Chantilly, VA)
 - …with current CI Polygraph required The Systems Engineering team is seeking a driven Senior Linux /UNIX Systems Administrator that is highly technical and ... focused. This ideal candidate is ready to operate as aTIER 3 level Linux /UNIX Administrator , experienced in managing large amounts of data and storage at sites… more
 
- CGI Technologies and Solutions, Inc. (Arlington, VA)
 - ** Linux Systems Administrator ** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2110 **Employment ... Full Time **Position Description:** CGI Federal has an exciting opportunity for a Linux Systems Administrator within our Intel sector advancing the national… more
 
- CACI International (Reston, VA)
 - Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular ... critical DoD system? Join our team as a Systems Administrator ! You will get to use your technical skills...schedule. + Work independently with minimal guidance from more senior technical staff. **Required:** + Active Top Secret or… more
 
- General Dynamics Information Technology (Washington, DC)
 - …5 + years of related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our team, ... better. GDIT has an immediate opening for a Systems Administrator to fill a Core Services position supporting the...Administrator or similar role + Strong experience with Linux and Windows-based systems administration. + Knowledge of cloud… more
 
- V2X (Springfield, VA)
 - …challenges with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - active TS/SCI clearance to ... the ability to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II supports the information technology (IT) Operations… more
 
- BAE Systems (Washington, DC)
 - **Job Description** BAE Systems is seeking a Senior **Systems Administrator ** to join the Machine-assisted Analytic Rapid-repository System (MARS) Advanced ... with an anticipated decision expected by Winter/ Spring 2026** **.** The Senior **Systems Administrator ** responsibilities include, but are not limited to:… more
 
- CGI Technologies and Solutions, Inc. (Reston, VA)
 - ** Senior Sybase Database Administrator Engineer** **Category:** Database Administration **Main location:** United States, Virginia, Reston **Position ID:** ... **Position Description:** CGI has an immediate need for a Senior Sybase Database Administrator Engineer to join...with Sybase ASE and Transact-SQL . Strong background in Linux -based Sybase hosting, both on-premises and in AWS cloud… more
 
- St. George Tanaq Corporation (Suitland, MD)
 - Senior System Administrator - Network Operation Center WFH Flexible*Suitland, MD (http://maps.google.com/maps?q=Suitland+MD+USA) Job Type Full-time Description ... us, visit https://tanaq.com/tanaq-technical-services. **About the Role** We are seeking a ** Senior System Administrator - Network Operation Center** to support… more
 
- ManTech (Reston, VA)
 - **ManTech** seeks a motivated, career and customer-oriented ** Senior Database Administrator ** to join our team in **Reston, VA** . This is an **onsite** ... position. The **Database Administrator ** will work to determine, implement, and maintain the...and related technologies + Significant experience working in a Linux environment and strong scripting experience (Bash, SQL, etc.)… more
 
- SAP (Herndon, VA)
 - …and a variety of benefit options for you to choose from. **SAP NS2 Senior Cloud Engineer/Systems Administrator - Onsite - Chantilly, VA** **Active TS SCI ... this role. All internals must have manager's approval to transfer. The NS2 Senior Cloud Engineer/Systems Administrator candidate will be responsible for leading… more
 
- Leidos (Chantilly, VA)
 - **Description** Leidos is seeking a System Administrator for a technical development program supporting the Sponsor's Attribute Services within the IDAM/ICAM ... space.As a System Administrator on this program, you will design, develop, implement,...of degree + Must be an expert in using Linux -based operating systems + Must have strong Bash skills… more
 
- ManTech (Chantilly, VA)
 - MANTECH seeks a motivated, career and customer-oriented ** Senior Database Administrator ** to join our Data and AI Practice. This position requires full-time ... with Oracle SQL, MySQL, PostgreSQL, MongoDB, or Oracle Database Engineering + Senior Oracle DBA with experience in Oracle Database Installations and Upgrades… more
 
- Cayuse Holdings (Washington, DC)
 - **Overview** The Database Administrator , Senior , PostgreSQL will support the database operations for our client to strengthen and expand the client's production ... $125,000.00 - USD $139,800.00 /Yr. Submit a Referral (https://careers-cayuseholdings.icims.com/jobs/2972/database- administrator %2c- senior --postgresql/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834356743) **Can't find the right opportunity?**… more
 
- ManTech (Chantilly, VA)
 - **MANTECH** seeks a motivated, career and customer-oriented ** Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include ... ability to obtain one within 180 days. + Experience with Windows and Linux operating systems. + Experience providing help-desk end-user support for common desktop… more