• Systems Administrator - TS/SCI

    General Dynamics Information Technology (Fort Belvoir, VA)
    …experience in systems administration and analysis. + UNIX /LINUX System Administration - Preferred + Windows System Administration - Preferred + ... + Polygraph **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** System Administration ,Technical Support,Troubleshooting **Certifications:** Security+,… more
    General Dynamics Information Technology (07/16/25)
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  • Principal Field Service Specialist (Onsite)

    RTX Corporation (Langley AFB, VA)
    …(AWS, Azure, OpenStack, etc.), UNIX (Solaris or Linux), and Microsoft Windows system administration + Experience with SW development methods (shell scripts, ... and MQ-9 sensors and processing, exploitation, and dissemination (PED) architectures + Administration of COTS or GOTS software solutions used by DCGS operators and… more
    RTX Corporation (08/02/25)
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  • Sr. Cybersecurity Engineer

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    administration concepts for operating systems such as but not limited to Unix /Linux, IOS, Android, and Windows operating systems. **Preferred:** + Knowledge ... services. + Knowledge of application vulnerabilities. + Knowledge of system administration , network, and operating system hardening techniques. + Knowledge of system… more
    UIC Government Services and the Bowhead Family of Companies (07/30/25)
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  • Network Manager, Senior

    Amentum (Arlington, VA)
    …bridging functions, communication servers, Ethernets, network protocols (TCP/IP), patch panels, Windows , LINUX and UNIX operating systems, IP addressing and ... civilian equivalent experience in network management procedures and system administration . + Ability to pass required certifications/clearance requirements for… more
    Amentum (06/27/25)
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  • DAI / Oracle Infrastructure Application…

    CGI Technologies and Solutions, Inc. (Fort Belvoir, VA)
    …systems. Manages the deployment and upkeep of web-based applications on both Windows and Linux/ UNIX platforms. Develops and sustains detailed documentation, ... and Database Subject Matter Expert - Intermediate** **Category:** Database Administration **Main location:** United States, Virginia, Fort Belvoir **Position ID:**… more
    CGI Technologies and Solutions, Inc. (05/22/25)
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  • PKI Security Administrator (Senior Level/SME)

    General Dynamics Information Technology (Falls Church, VA)
    …IT Sys Admin , Server Admin , Networking, Active Directory/LDAP, Unix /Linux or Virtualization and Access control administration + Strong communication ... management, networks, firewalls) in an enterprise environment + Infrastructure IT (Systems Administration , Network Administration Windows /Linux OS, Network … more
    General Dynamics Information Technology (08/10/25)
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  • Public Key Infrastructure (PKI) Security…

    Tetrad Digital Integrity LLC (Falls Church, VA)
    …IT Sys Admin , Server Admin , Networking, Active Directory/LDAP, Unix /Linux or Virtualization and Access control administration + Strong communication ... management, networks, firewalls) in an enterprise environment + Infrastructure IT (Systems Administration , Network Administration Windows /Linux OS, Network … more
    Tetrad Digital Integrity LLC (08/08/25)
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  • Senior Public Key Infrastructure (PKI) Engineer

    Belcan (Reston, VA)
    …and design PKI cross functional integrations: * Installation of SSL certificates in Windows IIS, JAVA JKS, Unix /Linux, Apache, Tomcat, Azure Key vault, AWS, ... - 14 years of relevant work experience in lieu of a degree * Windows /Linux System Administration * Relevant Microsoft certifications are also highly desirable… more
    Belcan (07/16/25)
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  • Systems Administrator / Top Secret / Onsite:

    Lockheed Martin (Arlington, VA)
    …in developing skills in the following technical areas: \* In\-depth systems administration experience with Windows \(including Active Directory\) \* Experience ... administering OpenStack \* Windows /Linux Integration \- Services for .../Linux Integration \- Services for Unix /Subsystem for Unix \-based Applications, NFS, and Samba \* Network Administration more
    Lockheed Martin (07/12/25)
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  • Senior Linux Administrator

    Insight Global (Herndon, VA)
    …The ideal candidate will have a strong background in Linux system administration , Azure cloud environments, and scripting. You will be responsible for maintaining, ... - Perform system builds and hardware upgrades for both corporate and branch UNIX servers as well as hardware maintenance and repairs/replacements. - Assist with … more
    Insight Global (08/02/25)
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