• Linux / Windows Senior

    Lockheed Martin (San Diego, CA)
    …including: Network/System Administration \- Experience with server and desktop management of Linux and Windows environments \- Familiar with package deployment, ... \- Solid background/experience with Red Hat Enterprise \- Microsoft Windows Server Setup, Configuration, and Administration \- Experience providing lab… more
    Lockheed Martin (07/12/25)
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  • Senior Systems Administrator…

    GovCIO (Bismarck, ND)
    **Overview** GovCIO is hiring for a Senior Systems Administrator ( Linux and Windows ) to provide on-going support for the administration of the core ... $105,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6239/ senior - systems -administrator--%28linux- windows %29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID**… more
    GovCIO (07/09/25)
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  • Principal / Senior Principal Lab Cognizant…

    Northrop Grumman (Melbourne, FL)
    …electrical schematics or drawings. + Professional experience with Linux and/or Windows Operating Systems ** Senior Principal Lab Operations Cognizant ... with mechanical and/or electrical schematics or drawings. + Professional experience with Linux and/or Windows Operating Systems **Preferred Qualifications:**… more
    Northrop Grumman (05/31/25)
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  • Senior Systems Administrator…

    General Dynamics Information Technology (Mary Esther, FL)
    …images + Monitor deployed system performance for servers ( Windows / ** Linux ** ), network devices (Cisco/Juniper), and wireless systems (Aruba/ Ubiquiti) ... your opportunity to make a personal impact as a Senior Systems Administrator supporting Air Force Special...preferred and highly desired + **Operating Systems : Linux ** Debian/Fedora/BSD-based distros (Ubuntu, RHEL 8/9), Windows more
    General Dynamics Information Technology (07/05/25)
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  • Senior Systems Administrator…

    Mount Sinai Health System (New York, NY)
    …researchers at Mount Sinai. The Administrator is the principal technology expert for Windows and Linux systems , and help support high-performance computing ... + At least 6 years of experience in designing, administering and troubleshooting Linux and Windows systems , storage systems , network and VMs. + The… more
    Mount Sinai Health System (06/24/25)
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  • Hybrid Systems Engineer, Sr…

    Lockheed Martin (Littleton, CO)
    …support to the critical Programs that the Special Programs Division are responsible for\. This Systems Engineer Senior \- IT role is a Hybrid Systems ... \. This includes the expert\-level installation, configuration, and maintenance of Windows and Linux environments, database deployments, and application tools\.… more
    Lockheed Martin (07/12/25)
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  • Sr Systems Administrator ( Windows

    Huntington Ingalls Industries (Suffolk, VA)
    …equivalent and 10 years relevant experience. * Hands-on experience with server administration ( Windows / Linux ). * Security + Certification (or must have within 90 ... Range: $76,513.00 - $115,000.00 Security Clearance: Secret Level of Experience: Senior This opportunity resides with Global Security (GS). Mission Technologies'… more
    Huntington Ingalls Industries (05/16/25)
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  • Senior Linux Systems

    BAE Systems (Saratoga Springs, UT)
    …in your life and keep you performing at your best. We are in search of a Senior Linux Systems Administrator to: + Install, configure, and network UNIX and/or ... (SAD, FC, TCP/IP, etc.) + Red Hat and Microsoft Windows Operating System + Microsoft Exchange + Centrify +...be available based on position level and/or job specifics. ** Senior Linux Systems Administrator** **114021BR**… more
    BAE Systems (06/25/25)
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  • Senior Systems Engineer…

    General Dynamics Information Technology (Springfield, VA)
    …Required:** Yes **Job Description:** Deliver simple solutions to complex problems as a Senior Systems Engineer ( Linux /Open/shift) at GDIT. Here, you'll ... ours. At GDIT, people are our differentiator. As a Senior Systems Engineer ( Linux /Open/shift) you...Clearance required and eligibility to obtain CI Poly RHEL, Windows , and/or Storage administration Experience working with trouble reporting… more
    General Dynamics Information Technology (07/03/25)
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  • Senior Linux IT Systems

    Lockheed Martin (Orlando, FL)
    …with demonstrated technical knowledge\. * Significant experience managing Red Hat\-based Linux Systems using an Active Directory authentication model\. \(Red ... **Description:** This role is for a Classified Linux IT Systems Engineer with a...Linux System administration of heterogeneous networks integrated into Windows Server Active Directory Domains\. * VMWare vSphere Infrastructure… more
    Lockheed Martin (07/12/25)
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  • Senior Linux System Administrator

    General Dynamics Information Technology (Livermore, CA)
    …Required:** Yes **Job Description:** $10K Sign-on bonus A Senior Linux System Administrator Maintains an organization's computer systems ' workflows and ... Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Linux ,Microsoft Server Operating Systems ,Microsoft Windows Environment… more
    General Dynamics Information Technology (05/10/25)
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  • Senior Linux Systems

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator** in our **National Security Sector's (NSS) Cyber & ... us and make a difference in National** **Security!** Join our team as a ** Linux Systems Administrator** , where you'll provide crucial support for the… more
    Leidos (05/29/25)
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  • Senior Linux Administrator

    Integration Innovation, Inc. (i3) (Huntsville, AL)
    …years of relevant experience required. + Senior knowledge and experience of Linux operating systems (RHEL). + Experience with different database systems ... Overview i3 is searching for a Senior Linux Administrator to support the...Linux technologies and provides end-to-end solutions for IT Systems . Creates and configures virtual and physical machines in… more
    Integration Innovation, Inc. (i3) (07/08/25)
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  • Sr Principal Systems Engineer…

    General Dynamics Information Technology (Washington, DC)
    …ensure today is safe and tomorrow is smarter. Our work depends on a skilled Linux Senior Principal Systems Engineer joining our team to bring professionalism ... 15 + years of related experience **US Citizenship Required:** Yes **Job Description:** ** Senior Principal Systems Engineer - Linux ** Design, deploy,… more
    General Dynamics Information Technology (07/07/25)
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  • Senior Linux System Administrator

    Leidos (Orlando, FL)
    **Description** Are you an experienced ** Senior Linux System Administrator** looking for your next challenge? Your search ends here! We have an exciting ... implementation, and delivery of capability focused on Cyber Training systems and Synthetic Environment Generation. You'll have the chance...+ Active CompTIA Security+ CE certification + Experience with Linux RHEL & Debian, Windows , AWS and… more
    Leidos (07/04/25)
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  • Senior Linux Engineer

    Serco (Newport, RI)
    …simulation, training and analysis products for the US Navy. We are looking for a ** Senior Linux Engineer** to join our system integration team. You will work ... operating systems , system services, application software and system management tools for Linux systems , both natively and within virtual machines + Work with… more
    Serco (06/20/25)
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  • Senior Linux SysAdmin 2

    Lockheed Martin (Fort Meade, MD)
    Linux distributions such as RHEL, CentOS, Ubuntu, and Debian\. Knowledge of Linux systems processes, file systems , networking and offline repository ... **Desired Skills:** Capabilities: * Configure and manage UNIX and Windows \(or other applicable\) operating systems and...repository management * Knowledge of configuring and managing both Windows and Linux DHCP and DNS servers… more
    Lockheed Martin (07/12/25)
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  • Senior Linux Administrator - TS/SCI…

    Amentum (Linthicum, MD)
    …Cyber, Security, & Intel space? If so, look no further. We are seeking an ** Senior Linux Administrator** to join our team of passionate individuals on our Prime ... + Working knowledge of several of the following technologies: + Microsoft Windows , Linux , Solaris, Cisco IOS, Active Directory, DNS, VMWare, Disk… more
    Amentum (06/28/25)
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  • Senior Linux System Administrator

    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 ... oversees the installation, configuration, maintenance, and integrity of computing systems and software. The role involves planning, ensuring long-term system… more
    Black Bear Technology Solutions, LLC (05/24/25)
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  • Linux System Administrator ( Senior

    Link Solutions Inc (White Sands Missile Range, NM)
    …appraised for CMMI ML3 for Services and Development. Link Solutions is seeking a Linux System Administrator ( Senior -Level) to join our team at White Sands ... active DoD Top Secret Clearance + Non-remote (relocation incentive available) Our Linux System Administrator ( Senior -Level) will be responsible for the… more
    Link Solutions Inc (07/03/25)
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