• 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)
    - Save Job - Related Jobs - Block Source
  • 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 (09/22/25)
    - Save Job - Related Jobs - Block Source
  • Engineer Systems / Principal Engineer…

    Northrop Grumman (San Diego, CA)
    …and migrate system programs and data. + Will work under the supervision of senior systems engineers, admins, and architects. + Monitor systems , validate ... to travel up to 25%. **Basic Qualifications for a Linux Systems Engineer:** + Experience in install...+ VMware Certified Professional preferred. **Basic Qualifications for a Windows Systems Engineer:** + Experience in install… more
    Northrop Grumman (08/15/25)
    - Save Job - Related Jobs - Block Source
  • Senior Linux - Windows System…

    ICF (Reston, VA)
    …We are seeking a highly skilled, customer-facing Systems Administrator to support Linux and Windows environments for a critical Treasury program. The ideal ... Trust clearance** . **Key Responsibilities:** + Administer and support both Linux and Windows operating systems , ensuring optimal system performance and… more
    ICF (10/02/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator…

    Alaka'ina Foundation Family of Companies (Kauai County, HI)
    …The Alaka`ina Foundation Family of Companies (FOCs) is looking for a Senior Linux Systems Administrator Range Network. The position ... Senior Systems Administrator ( Linux )... Senior Systems Administrator ( Linux ) Location HI -...Security Methods and Techniques. + Knowledge of DoD IT systems , to include Windows , RHEL, and comprehensive… more
    Alaka'ina Foundation Family of Companies (09/19/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator…

    Amentum (Waimea, HI)
    Amentum is seeking a highly experienced Senior Linux System Administrator to oversee and manage enterprise-level Linux infrastructure in support of US Navy ... (DoD) environment. This role requires deep technical expertise in Linux systems , leadership in secure system administration,...Security Methods and Techniques + Knowledge of DoD IT systems , to include Windows , RHEL, and comprehensive… more
    Amentum (09/24/25)
    - Save Job - Related Jobs - Block Source
  • Mid- Senior Linux Systems

    KBR (Sioux Falls, SD)
    Title: Mid- Senior Linux Systems Administrator...knowledge of Linux (RHEL, OEL, Rocky) and Windows operating systems . + Experience with server, ... has an immediate need for an energetic and dynamic Mid- Senior Systems Administrator in support of the...skilled team. This role leads technical operations across both Windows and Unix/ Linux environments (with a primary… more
    KBR (09/23/25)
    - Save Job - Related Jobs - Block Source
  • Senior Linux System Administrator

    BAE Systems (San Diego, CA)
    …build your career with BAE Systems . BAE Systems is seeking a Senior Closed Area Linux Systems Administrator to provide comprehensive technical and ... to 40lbs) and work within controlled environments. **_In this Senior Linux System Adminisrator position you will...OU structure, and GPOs. + Install, configure, and maintain Linux -based servers and systems . + Configure, deploy,… more
    BAE Systems (09/18/25)
    - Save Job - Related Jobs - Block Source
  • Senior Linux Systems

    Leidos (Columbia, 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 (09/26/25)
    - Save Job - Related Jobs - Block Source
  • 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) (08/14/25)
    - Save Job - Related Jobs - Block Source
  • Systems Engineer SME- Linux - Active…

    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)
    - Save Job - Related Jobs - Block Source
  • Senior Specialist, Systems

    L3Harris (Melbourne, FL)
    …sea and cyber domains in the interest of national security. Job Title: Senior Specialist, Systems Administration Job Code: 28994 Job Location: Melbourne, FL ... will include: + Performs software installations and upgrades to RedHat and Windows operating systems and layered software packages and maintains them… more
    L3Harris (09/25/25)
    - Save Job - Related Jobs - Block Source
  • Senior Principal Linux Administrator

    RTX Corporation (El Segundo, CA)
    …and license configuration; and workstation support. + Experience with troubleshooting, patching, and support Linux , ESXi and Windows Systems . + Work as a ... and maintenance of systems hardware and software related to a Linux / Windows infrastructure for classified programs. Duties include, but are not limited… more
    RTX Corporation (09/26/25)
    - Save Job - Related Jobs - Block Source
  • 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 (09/19/25)
    - Save Job - Related Jobs - Block Source
  • Senior Associate, Information Security…

    L3Harris (Melbourne, FL)
    …with a general focus on Red Hat Enterprise Linux (RHEL) and Windows . Join our team of Information Security Systems Engineers (ISSEs) to support ... sea and cyber domains in the interest of national security. Job Title: Senior Associate, Information Security Systems Engineer Job Code: 27593 Job Location:… more
    L3Harris (09/18/25)
    - Save Job - Related Jobs - Block Source
  • Senior Cloud Linux Engineer

    Robert Half Technology (Tampa, FL)
    …experience in Linux system administration and related fields. * Advanced knowledge of Linux operating systems and Windows Server 2019 or later. * ... position offers an exciting opportunity to apply your expertise in Linux systems , virtualization, and cloud storage solutions while contributing to the overall… more
    Robert Half Technology (08/02/25)
    - Save Job - Related Jobs - Block Source
  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    …resource utilization; perform capacity analysis and system planning. + Configure and manage Linux and Windows operating systems ; install, load, and enhance ... ManTech seeks a ** Senior Linux System Administrator** to join...systems administration or IT operations. + Experience with Linux , including installation, configuration, troubleshooting, and maintenance. **Security Clearance… more
    ManTech (07/15/25)
    - Save Job - Related Jobs - Block Source
  • Senior Platform Engineer-Perl Python…

    RELX INC (Atlanta, GA)
    Senior Platform Engineer-Perl Python Linux MySql Are you looking for an Enterprise-Wide Platforming Engineering role whereby you can drive innovation? Are you a ... applications using MySQL and SQL, ensuring data integrity and performance. + Administering Linux -based systems , Java services, and Apache web servers. + Managing… more
    RELX INC (09/10/25)
    - Save Job - Related Jobs - Block Source
  • DreamWorks Technology - Sr. Systems

    NBC Universal (Glendale, CA)
    …is expected to be completed during 2025. DreamWorks Animation is seeking a Senior Systems Administrator to join its multi-platform Infrastructure Engineering and ... Operations team. As a Senior Systems Administrator, you will be responsible...do this job?" + Minimum 10+ years as a Senior Linux system administration in a large… more
    NBC Universal (09/17/25)
    - Save Job - Related Jobs - Block Source
  • Lead Public Cloud Linux Engineer

    NTT DATA North America (Austin, TX)
    …understanding of managed services operations, and a proactive, problem-solving outlook. The Senior Linux Cloud Engineer will also participate in automation ... **Cloud Windows Operations & Support** + Provide support for Windows -based systems across on-premises and cloud environments (AWS, Azure, GCP,… more
    NTT DATA North America (09/03/25)
    - Save Job - Related Jobs - Block Source