• Sr. Principal SharePoint and Exchange System…

    RTX Corporation (Plano, TX)
    …**Security Clearance:** DoD Clearance: Top Secret **SharePoint and Exchange System Administrator - P4 Plano, TX. Must have active Top-Secret clearance, 100% on ... administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment. + Linux Server management to...+ Must have experience in one of the following: VMware vCenter, vSphere, VDI (Horizon), ESX and/or other virtual… more
    RTX Corporation (07/09/25)
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  • Principal Systems Administrator

    RTX Corporation (Mckinney, TX)
    …the Atlassian suite such as Bitbucket/Bamboo preferred. + Experience with virtualization ( VMWare , Horizion, Linux KVM), familiar with Artifactory and of ... capture and analysis. + Install engineering tools to support Windows/ Linux mixed environments. + Advice on tools that can...NAS, and SAN technologies and solutions. + Experience using VMWare vCenter, vSphere, and ESX and/or other virtual computing… more
    RTX Corporation (07/30/25)
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  • Systems Administrator

    Robert Half Technology (Midland, TX)
    Description Our client is currently seeking a System Administrator reporting to the Sr. Infrastructure Manager in Midland, Texas. This position will be responsible ... AD, SCCM, Intune) * Five (5) years of experience with virtualization environments - VMware , Hyper-V, Nutanix, Nimble, NetApp, etc. * Five (5) years of experience in… more
    Robert Half Technology (06/14/25)
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  • System Administrator

    METECS (Houston, TX)
    …systems analysis. We are looking for a talented and experienced IT System Administrator to help us maintain and improve our IT infrastructure and Helpdesk System. ... We encourage candidates with a strong foundation in Windows, Linux , and Cloud Technologies to apply and explore opportunities with us. Key Responsibilities: +… more
    METECS (06/20/25)
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  • Systems Administrator

    GovCIO (Fort Bliss, TX)
    **Overview** GovCIO is currently hiring for a Systems Administrator with an active Secret clearance to provide Windows administration for Windows Server 2012/2016, ... and monitor Windows Internet Information Services (IIS) applications. + Administer Linux and/or UNIX Operating Systems. + Apply knowledge of database technologies… more
    GovCIO (07/23/25)
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  • Systems Administrator

    ManTech (San Antonio, TX)
    **ManTech** seeks an experienced and passionate, career and customer-oriented **System Administrator ** to join our team located in the **San Antonio, TX** area. ... not limited to:** + Demonstrate experience creating and managing virtual environments ( VMWare ESX, VCenter Administration) + Experience in administration of Linux… more
    ManTech (06/14/25)
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  • Public Cloud Managed Services Engineer (L4)

    NTT America, Inc. (Austin, TX)
    …Architect Professional (OCI) + Terraform Associate certification + Certified Kubernetes Administrator (CKA) + VMware certified Professional: Data Centre ... Virtualization. + VMware Certified Specialist - Cloud Provider. + VMware Site Recovery Manager: Install, Configure, Manage. + Veeam Certified Engineer (VMCE). +… more
    NTT America, Inc. (07/24/25)
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  • Systems Engineer Senior - Level 3

    Lockheed Martin (Fort Worth, TX)
    …MPE system anomalies and issues * Lab configuration consisting of installation of Linux and Windows operating systems in a variety of hardware to include servers, ... special access\. **Basic Qualifications:** * Proficient with Windows and Linux /Unix operating systems configuration and troubleshooting\. * IT System/Software… more
    Lockheed Martin (07/26/25)
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  • Lead IT Infrastructure Engineer

    Lumen (Austin, TX)
    …the future. **The Role** The role of this position is to serve as a Linux and virtual infrastructure system administrator , for both on-premise and cloud based ... weeks. **The Main Responsibilities** + Provide day-to-day support/administration of OS ( Linux /Unix) and associated infrastructure + Will provide support directly to… more
    Lumen (07/15/25)
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  • Information System Security Engineer - Senior

    Amentum (San Antonio, TX)
    …Auditor, Asset Baseline Monitor, and Virus Scan Enterprise) on Windows and Linux creating exceptions to allow essential processes to continue uninterrupted. + ... 3 Requirements, to include CE certification **Preferred:** + Ability to work within VMWare , VCenter, and Nutanix building Red Hat systems + Configure, operate, and… more
    Amentum (08/02/25)
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