• Senior Systems Administrator

    BAE Systems (Washington, DC)
    …Other incentives may be available based on position level and/or job specifics. ** Senior Systems Administrator ** **118971BR** EEO Career Site Equal ... **Job Description** BAE Systems is seeking **System Administrators** to join our...anticipated decision expected by Q3/Q4 of 2026.** The **System Administrator ** responsibilities include, but are not limited to: +… more
    BAE Systems (12/04/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator

    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 ... our best becomes better. GDIT has an immediate opening for a Systems Administrator to fill a Core Services position supporting the NNSA (National Nuclear… more
    General Dynamics Information Technology (01/05/26)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator

    CACI International (Annapolis Junction, MD)
    Senior Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee ... system infrastructure and any processes related to these systems . The Senior Systems Administrator will Configure and manage primarily Windows and some… more
    CACI International (01/07/26)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Arlington, VA)
    **Overview** SENIOR SYSTEMS ADMINISTRATOR (NAUT): Bowhead seeks a Senior Systems Administrator to support our customer on the Nautical contract ... monitoring tools + Configure and manage virtual machines, containers, storage systems , and networking components in secure cloud environments + Implement and… more
    UIC Government Services and the Bowhead Family of Companies (01/06/26)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator

    CareFirst (Baltimore, MD)
    **Resp & Qualifications** **PURPOSE:** The Senior Systems Administrator is responsible for assisting with the development and maintenance of unique software ... for efficiency in leveraging the system's platform. Additionally, the Sr. Systems Administrator is responsible for data reporting, configuration, analytics,… more
    CareFirst (11/19/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator

    Chenega Corporation (Arlington, VA)
    **Req ID:** 38512 **Summary** ** Senior Systems Administrator ** **Arlington, VA** Are you ready to enhance your skills and build your career in a rapidly ... and economic interests of our nation. SecuriGence is seeking a talented ** Senior Systems Administrator ** to help contribute to our success. Come help… more
    Chenega Corporation (12/10/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Senior Systems Administrator in our **Intelligence Sector's (NSS) Cyber & Analytics ... much more. **Join us and make a difference in National** **Security!** As a Senior Systems Administrator you will play a vital role in maintaining the… more
    Leidos (11/15/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator

    ManTech (Washington, DC)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Systems Administrator ** to join our team in **Washington** **, DC** . **Responsibilities ... of five (5) years of related experience in computer hardware, software, networking systems , and in the set-up, configuration, use, and troubleshooting of computer … more
    ManTech (12/31/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator

    BigBear.ai (Annapolis Junction, MD)
    Overview BigBear.ai is seeking a Senior Systems Administrator with an active TS/SCI with Poly clearance to join and assist and meet mission needs for our ... do + Manage customer's Risk Management Framework and related systems to ensure optimized performance and security + Support...security + Support patching, upgrading, and migrating of Linux systems and VMs. + Support agile activities for … more
    BigBear.ai (12/30/25)
    - Save Job - Related Jobs - Block Source
  • Senior Linux Systems

    Leidos (Arlington, VA)
    …Training (DISA-US1384 DCWF Linux System Administrator / DISA-US1390 DCWF Windows Systems Administrator ). + 3+ years deploying Unix in secured environments, ... Leidos Digital Modernization Sector is seeking a **_Senior Linux Systems Administrator_** in support of the Air Force National...our critical Red Hat Enterprise Linux environment. As a Senior System Administrator , you'll be instrumental in… more
    Leidos (12/20/25)
    - Save Job - Related Jobs - Block Source
  • Senior Windows Systems

    Leidos (Arlington, VA)
    Systems Security Certified Practitioner (SSCP) ) Training (DISA-US1390 DCWF Windows Systems Administrator ). + Expert knowledge of Windows Active Directory ... Leidos Digital Modernization Sector is seeking a **_Senior Windows Systems Administrator_** in support of the Air Force National...in lieu of a degree. + 6+ years of Senior level experience in Windows server (Server OS 2019,… more
    Leidos (01/07/26)
    - Save Job - Related Jobs - Block Source
  • Senior Windows Systems

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Windows Systems Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD Position Overview: The Senior Windows ... within the environment. This role covers the management of enterprise systems , storage, patching, and endpoint solutions across Windows platforms. The role… more
    Black Bear Technology Solutions, LLC (11/21/25)
    - Save Job - Related Jobs - Block Source
  • Senior Business Systems Analyst…

    CBRE (Washington, DC)
    Senior Business Systems Analyst - CMMS Administrator Job ID 253484 Posted 09-Jan-2026 Service line GWS Segment Role type Full-time Areas of Interest Digital ... units to develop, install and enhance new and current systems . A CMMS Administrator is responsible for managing and maintaining the Computerized Maintenance… more
    CBRE (01/10/26)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator

    SAIC (Fort Meade, MD)
    …can** **grow your career in a dynamic and supportive environment!** The Systems Administrator (SA) will provide support for implementation, troubleshooting, and ... **Description** SAIC, a leading provider of systems engineering & integration, systems development...leading provider of systems engineering & integration, systems development & deployment, intelligence analysis and targeting, and… more
    SAIC (11/17/25)
    - Save Job - Related Jobs - Block Source
  • Systems Administrator

    BAE Systems (Sterling, VA)
    …improve our future and protect our freedom. BAE Systems is looking for a Senior Systems Administrator to provide comprehensive support to all aspects of ... incentives may be available based on position level and/or job specifics. ** Systems Administrator ** **117073BR** EEO Career Site Equal Opportunity Employer.… more
    BAE Systems (12/09/25)
    - Save Job - Related Jobs - Block Source
  • Senior ServiceNow Systems

    SAIC (Annapolis Junction, MD)
    …be substituted for the degree + Minimum of 14 years of experience as a Systems Administrator in programs and contracts of similar scope, type, and complexity is ... **Description** SAIC has an immediate opening for a ServiceNow Administrator in Annapolis Junction, on a very exciting program! In this role you will do many… more
    SAIC (11/06/25)
    - Save Job - Related Jobs - Block Source
  • 337 - Senior Linux Systems

    ARSIEM (Annapolis Junction, MD)
    …you work with. ARSIEM is looking for a motivated and experienced Linux System Administrator for a small, diverse team that provides end-to-end software, systems , ... and network engineering services to support Integrated Discovery Operations (IDO). You will lead, evolve, and maintain a dynamic, modern DevOps architecture, often based on open-source technology and not relying on corporate baselines, to support software… more
    ARSIEM (10/30/25)
    - Save Job - Related Jobs - Block Source
  • Application Systems Administrator

    ASM Research, An Accenture Federal Services Company (Washington, DC)
    …and design. Provides direction to other IT Administrators on the project in a senior administrator capacity. Considered a technical specialist in a variety of IT ... Responsible for unique or complex information systems and/or information technology projects across more than... administrator disciplines. + Responsible for installing, configuring, and maintaining… more
    ASM Research, An Accenture Federal Services Company (01/13/26)
    - Save Job - Related Jobs - Block Source
  • Sr. Systems Administrator

    Arena Technical Resources, LLC (Washington, DC)
    …system (DBMS) products . Address all vulnerabilities identified via system scanning Systems Administrator Senior Advisor Requirements and Qualifications . ... Sr. Systems Administrator Location: Washington, DC, US.... Secret Clearance to start Required Technical Skills: . Senior Level system administrator skills required .… more
    Arena Technical Resources, LLC (10/25/25)
    - Save Job - Related Jobs - Block Source
  • Senior Subcontracts Administrator

    BAE Systems (Sterling, VA)
    **Job Description** BAE Systems is seeking a Senior Subcontracts Administrator to join BAE Systems Intelligence & Security (I&S) team. The individual ... incentives may be available based on position level and/or job specifics. ** Senior Subcontracts Administrator ** **119287BR** EEO Career Site Equal Opportunity… more
    BAE Systems (12/13/25)
    - Save Job - Related Jobs - Block Source