• System Administrator

    Nightwing (Sterling, VA)
    …integrated development environment, and Cloud automation. The SysA demonstrates strong Linux / Windows administration experience, including package management, ... Skills: + Operating Systems : Extensive knowledge of Windows and Linux operating systems ....Knowledge of virtualization technologies (eg, VMware, Hyper-V). + Database Administration : Experience with database systems (eg, SQL… more
    Nightwing (09/26/25)
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  • Systems Administrator (Level 2 or 3)

    Northrop Grumman (Aurora, CO)
    …(BU). This position is located in **Aurora, CO.** **Job Duties:** + Perform as a Linux and Windows System Administrator and able to build these environments ... NAS Storage + Maintain smooth operation of multi-user computer systems , including coordination with network, software, and system...+ Must have server administration experience with Linux RHEL 7x - 9x and Windows … more
    Northrop Grumman (11/06/25)
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  • Information Systems Security Officer

    L3Harris (Cape Canaveral, FL)
    …and control deficiencies as part of a continuous monitoring program. Will conduct System Administration ( Linux / Windows ) and Cybersecurity sustainment ... deficiencies as part of a continuous monitoring program + System Administration ( Linux / Windows )...requirements + System administrator experience with operating systems : Microsoft Windows , Linux +… more
    L3Harris (10/29/25)
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  • Application Security Engineer

    SpaceX (Hawthorne, CA)
    …or Rust) and the ability to identify insecure coding practices. + Experience with Linux , Windows , and Mac system internals. PREFERRED SKILLS AND EXPERIENCE: ... engineering and 1+ years of information security, networking and/or systems administration experience (internships and co-ops may...with enterprise security controls and security best practices for Windows , Linux , and Mac systems .… more
    SpaceX (10/09/25)
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  • System Administrator

    Two95 International Inc. (Tampa, FL)
    …and maintain system security. SKILLS: + 3 years of experience in Linux system administration . + Exceptional experience in installing and managing ... are looking for a System Administrator - Linux with a focus on: - + Administration...is necessary. DUTIES AND RESPONSIBILITIES: + Install and Configure Linux / Windows Systems . + Monitor server… more
    Two95 International Inc. (09/08/25)
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  • Information System Security Engineer (ISSE)

    Assertive Professionals (Chantilly, VA)
    … Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016. + Securing and monitoring Linux & Microsoft Windows desktops, ... to systems with successful authorization of those systems + Use of system authorization workflow...VTC devices + Administering, securing and monitoring enterprise level Windows and Linux network infrastructures Desired Experience… more
    Assertive Professionals (10/09/25)
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  • IT Engineer - Microsoft Enterprise Systems…

    General Dynamics Information Technology (Fort Belvoir, VA)
    …Operations **Skills:** IT Help Desk, Linux ,Microsoft (MS) Active Directory (AD), System Administration , Windows 10 **Certifications:** CompTIA Security+ - ... **DNS** , **DHCP** , and **DFS** . + Perform ** Linux system administration ** (RHEL, CentOS,...systems ( Windows 10, Server 2012/2016) + Linux administration (RHEL/CentOS/Ubuntu) + Active Directory, DNS,… more
    General Dynamics Information Technology (10/14/25)
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  • Specialist, System Administration…

    L3Harris (Rochester, NY)
    …minimum of 8 years of prior related experience. + 4 years of Windows or Linux systems administration experience. + 1 year of experience with VMWare or ... Administrator responsible for maintaining, managing, configuring, and troubleshooting Windows and/or Linux systems in...Matter Expert responsible for the configuration and maintenance of Windows systems while ensuring system … more
    L3Harris (09/27/25)
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  • Fidelis Administrator - Active TS/SCI with CI Poly

    ENS Solutions (Norfolk, VA)
    …Install, configure and manage operating system and application software as necessary. Support Linux & Windows systems engineering efforts in system ... design and evaluation, solution engineering, software development, or system administration . Requirements + 3+ years of...with operating and maintaining Microsoft Windows and Linux servers to include operating systems . +… more
    ENS Solutions (09/27/25)
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  • System Administrator

    Leidos (Bethesda, MD)
    …(DTP) contract. Your job will be to bring together Linux (primarily) and Windows systems administration , systems maintenance, systems performance ... ELK clusters, including Elasticsearch, Logstash, Kibana and *beats + Experience with Windows Systems Administration and troubleshooting Active Directory +… more
    Leidos (10/01/25)
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