• Senior System Administrator

    Leidos (Annapolis Junction, MD)
    **Description** **Mid/Sr System Administrator ** **Leidos** has a new and exciting opportunity for a ** System Administrator ** in our **National Security ... for a large complex network environment with geographically distributed systems . The position entails supporting solutions for system...for a degree. + Must have ​experience as a systems administrator providing direct support to end… more
    Leidos (09/27/25)
    - Related Jobs
  • Senior Systems Administrator

    CACI International (Annapolis Junction, MD)
    …processes related to these systems . The Senior Systems Administrator will Configure and manage primarily Windows and some UNIX operating systems ... Senior Systems Administrator Job...for implementation, troubleshooting and maintenance of Information Technology (IT) systems , manage IT system infrastructure and any… more
    CACI International (09/25/25)
    - Related Jobs
  • Systems Administrator

    BOOZ, ALLEN & HAMILTON, INC. (Fort Meade, MD)
    Systems Administrator , Senior The...team members. You'll support Windows and Linux systems engineering efforts in system design and ... technical expertise in support of cyberspace operations? As a Systems Administrator , you'll have the chance to...evaluation, solution engineering, sof tware development, or system administration. You'll use your passion to learn new… more
    BOOZ, ALLEN & HAMILTON, INC. (10/08/25)
    - Related Jobs
  • Senior Cloud System

    ManTech (Hanover, MD)
    ManTech seeks a motivated, career- and customer-oriented **Sr** **Cloud System Administrator ** to join our team in **Hanover, MD.** Our team delivers enterprise ... **Minimum Qualifications:** + 20+ years of experience as a Systems Administrator or Cloud Engineer supporting programs...Active Directory and networking + Proven experience as a System Administrator or Cloud Engineer with practical… more
    ManTech (09/10/25)
    - Related Jobs
  • Senior Linux System

    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 ... System Administrator is responsible for leading system administration activities. This position oversees the installation, configuration, maintenance, and… more
    Black Bear Technology Solutions, LLC (08/23/25)
    - Related Jobs
  • Senior System Administrator

    SMX (Patuxent River, MD)
    Senior System Administrator MC2 (4750)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is seeking a skilled Senior -level ... under the NAWCAD DNA division. This position focuses on mission-critical system availability, compliance, and operational integrity supporting end users and… more
    SMX (10/10/25)
    - Related Jobs
  • NAVAIR Senior Systems

    JHNA (Patuxent River, MD)
    Patuxent River, MD, USA | Salary | Full Time NAVAIR Senior Systems Administrator Overview: JHNA is currently seeking a talented Senior Systems ... in Patuxent River, MD. This individual will be performing System Administration functions on Aircraft or Weapons Systems...other DOD INST 8570 compliant qualification required. + Operating system certification (ie Windows or Linux). +… more
    JHNA (09/16/25)
    - Related Jobs
  • Senior Systems Administrator

    Leidos (Gaithersburg, MD)
    …Division (IPSD), part of the Decision Advantage Solutions Business Area, is currently seeking a Senior Systems Administrator . As a senior member of our ... **Primary Responsibilities:** + Lead system administration for Linux and Windows -based systems in secure, mission-critical environments. + Architect and… more
    Leidos (10/10/25)
    - Related Jobs
  • Senior ServiceNow Systems

    SAIC (Annapolis Junction, MD)
    …process + Configure and manage UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and ... + Minimum of 14 years of experience as a Systems Administrator in programs and contracts of...ServiceNow with other applications is required Desired: + ServiceNow System Administrator certification + DoD 8570 compliance… more
    SAIC (08/07/25)
    - Related Jobs
  • Senior System Administrator

    Synergy ECP (Columbia, MD)
    Senior System Administrator Columbia,...Maintenance of Virtual Machines ? VCenter/VMWare o Linux and Windows operating systems ? CentOS, RedHat, ... or any other protected class. Job Description: This position is for System Administration support for development and production environments for a mission critical… more
    Synergy ECP (07/16/25)
    - Related Jobs