• Senior Systems Administrator (S)

    SimIS Inc. (Dahlgren, VA)
    systems and training environments Experience Required: + Eight (8) years of systems administration experience with three (3) years in leadership roles + ... + Experience managing Windows and Linux server environments + Knowledge of network security, firewalls, and intrusion detection systems + Experience with… more
    SimIS Inc. (06/23/25)
    - Related Jobs
  • IT Infrastructure Management Technical Lead

    Systems Engineering Solutions Corporation (Chantilly, VA)
    …and wide range of standard and specialized hardware components. * Perform systems , network , and software engineering services. Support includes administering, ... will provide both hands-on technical leadership and strategic guidance to ensure our systems are robust, secure, scalable, and aligned with business needs. The ideal… more
    Systems Engineering Solutions Corporation (05/30/25)
    - Related Jobs
  • Systems Integrator / Project Support

    Acclaim Technical Services (Chantilly, VA)
    systems . + Extensive hands-on experience with computers and network security concepts, controls and implementations. + Extensive knowledge of hands-on ... among DC area firms and continues to grow. We are actively hiring a Systems Integrator to join our Mission Technology and Solutions Division working in Northern… more
    Acclaim Technical Services (06/24/25)
    - Related Jobs
  • Linux Systems Engineer

    System One (Herndon, VA)
    Linux Systems Engineer TS/SCI Clearance is required Herndon, VA - ONSITE ALTA ITS is seeking a Linux Systems Engineer (Tier ll) to work for a government ... developers and application engineers. You will be directly involved in systems planning, installation, commissioning, site surveys, and troubleshooting for custom… more
    System One (08/08/25)
    - Related Jobs
  • Enterprise Senior Systems Administrator

    General Dynamics Information Technology (Fort Belvoir, VA)
    …Obtain:** Top Secret **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Critical Systems ,Enterprise Servers,Operating ... **Job Description:** GDIT seeks a highly motivated and experienced Enterprise Senior Systems Engineer to support the Defense Threat Reduction Agency (DTRA) Defense… more
    General Dynamics Information Technology (08/08/25)
    - Related Jobs
  • Tier I System Administrator (Senior)

    BAE Systems (Herndon, VA)
    …Education, Experience, & Skills** + 6 years of direct experience in Systems Administration supporting Windows. + Outstanding customer support - Assisting ... **Job Description** BAE Systems , a top-ten prime contractor to the US...with general issues including public key infrastructure, application assistance, network troubleshooting and other items as needed + Build… more
    BAE Systems (07/19/25)
    - Related Jobs
  • Systems Administrator

    ManTech (Norfolk, VA)
    …+ Diagnose and resolve complex technical issues related to system configurations and network connectivity for Range POR systems + Ensure compliance with security ... High School Diploma and 5+ years of relevant IT systems experience + Experience in system administration ,...IT systems experience + Experience in system administration , with proficiency in both Linux and Windows environments… more
    ManTech (08/02/25)
    - Related Jobs
  • Senior Linux/Unix Systems Administrator

    SMX (Dahlgren, VA)
    …work location in Dahlgren, VA. Essential Duties & Responsibilities include thedaily administration of Linux/Unix systems and software including but not limited ... Senior Linux/Unix Systems Administrator (4411)at SMX(View all jobs) (https://www.smxtech.com/careers/) Dahlgren,...and maintain Top Secret clearance + Networking protocols + Network security tools such as firewalls + Vulnerability management… more
    SMX (08/08/25)
    - Related Jobs
  • Systems Engineer, Controls Fleet, Data…

    Amazon (Herndon, VA)
    …environment. The ideal candidate will have strong experience in Windows Server administration and Linux systems , hands-on experience with automation and ... Description Are you experienced in managing Windows and Linux systems with a passion for building highly-available infrastructure at massive scale? Join us in… more
    Amazon (07/26/25)
    - Related Jobs
  • Systems Engineer, AVEVA System Platform

    CyrusOne (Sterling, VA)
    The Systems Engineer, Industrial Automation, will be a core contributor to the performance and evolution of our AVEVA System Platform and UOC environments. This role ... requires expertise in maintaining industrial control systems , strong development experience in Visual Basic, and hands-on integration of telemetry from SCADA, BMS,… more
    CyrusOne (07/23/25)
    - Related Jobs