• 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 (07/10/25)
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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. (06/09/25)
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  • IT Engineer - Microsoft Enterprise Systems…

    General Dynamics Information Technology (Fort Belvoir, VA)
    …None **Job Family:** Systems Administration **Skills:** IT Help Desk, Linux ,Microsoft (MS) Active Directory (AD), System Administration , Windows 10 ... **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 (07/16/25)
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  • IT Monitoring and Observability Admin

    AAR (Wood Dale, IL)
    …perform a specific level of tasks related IT Monitoring and Observability + System admin experience + Application performance testing experience **The rewards of ... **Title:** IT Monitoring and Observability Admin **Location:** United States-Illinois-Wood Dale **Job Number:** 15887...with various IT infrastructure and application technologies, such as Linux , Windows , Azure, network, database, web, etc.… more
    AAR (06/24/25)
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  • Fidelis Administrator - Active TS/SCI with CI Poly

    ENS Solutions (Washington, DC)
    …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 (06/13/25)
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  • Systems Development Engineer II, Kuiper…

    Amazon (Bellevue, WA)
    …which includes operating systems administration across Red Hat Enterprise Linux (RHEL) and Windows , used by the business critical design functions. The ... Server Administration - Customizing, deploying, and administrating Linux and/or Windows physical and virtual servers...Linux distributions. - 3+ years experience administrating Microsoft's Windows Server operating systems . - 3+ year… more
    Amazon (07/08/25)
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  • Cloud and Systems Engineer

    Leidos (Chantilly, VA)
    …experience in systems engineering or cloud infrastructure support + Proficient in Linux system administration and shell scripting + Experience working in ... Systems Engineer, this role supports cloud storage pipelines, system administration , VoIP infrastructure, and automation tasks...tools (eg, Terraform, Ansible, or cloud SDKs) + Operating Systems : Rocky Linux , Ubuntu, Windows … more
    Leidos (06/17/25)
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  • Principal Systems Administrator (25-292)

    Northrop Grumman (Colorado Springs, CO)
    …groups + User accounts + Windows / Linux server images + Storage systems and devices + Recommend system enhancements, including but not limited to: + ... missile defense system . Operate, maintain, and manage Linux -based systems supporting a software development environment.... Linux server documentation + Create and maintain Linux system administration processes and… more
    Northrop Grumman (07/11/25)
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  • Senior Information Systems Engineer…

    RTX Corporation (Tucson, AZ)
    …environments to include Special Access Programs + 3-5 years of Windows and/or Linux systems administration experience (operating systems in desktop ... (STEM) **and** five (5) years of relevant experience + Experience with systems administration of Linux , Networking, and/or Windows (in desktop or server… more
    RTX Corporation (06/21/25)
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  • Infrastructure Engineer

    CIBC (Chicago, IL)
    …plans. Additionally, you oversee the lifecycle management of Windows Server and Linux RHEL images, ensuring systems remain up to date and secure. Although ... administration of infrastructure solutions, including virtualization platforms, storage systems , and physical servers. You drive automation initiatives using… more
    CIBC (07/10/25)
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