• Information System Security Engineer…

    Amentum (San Antonio, TX)
    …requirements using intimate knowledge of security design best practices for information systems . throughout the system development life cycle to support the ... enhancements, application deployments, and infrastructure upgrades in a dynamic information system hosting environment + Proficiency with Red Hat/ Linux +… more
    Amentum (08/29/25)
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  • HPC Systems Engineer

    US Tech Solutions (Houston, TX)
    …internal and external customers and with vendors. + Adhere to industry standard systems administration techniques and procedures. + Document standard user and ... and tape automation. + Proficient in the installation, configuration and management of Linux based operating systems , preferably using RHEL, CentOS, Rocky … more
    US Tech Solutions (09/12/25)
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  • Systems Engineer Senior - Level 3

    Lockheed Martin (Fort Worth, TX)
    …Qualifications:** * Proficient with Windows and Linux /Unix operating systems configuration and troubleshooting\. * IT System /Software Troubleshooting ... related discipline, or equivalent experience/combined education **Desired Skills:** * Systems administration experience with servers and network… more
    Lockheed Martin (07/26/25)
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  • Systems Administrator IV - Pipeline (TS/SCI…

    COMSO, Inc (San Antonio, TX)
    …+ Configures and manages UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and ... Linux and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot,...hardware + Possess a working knowledge and understanding of system administration interdependencies as part of the… more
    COMSO, Inc (09/02/25)
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  • Senior Information Systems Engineer…

    RTX Corporation (Mckinney, TX)
    …Mathematics (STEM) + Minimum five (5) years of relevant experience + Experience with systems administration of Linux , Networking, and/or Windows (in desktop ... RedHat Satellite Servers + Troubleshooting ability with all Microsoft Windows and Linux systems + Customer service and training skills, including oral… more
    RTX Corporation (09/13/25)
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  • Simulation Technician/ System Administrator

    KBR (Fort Bliss, TX)
    …Well-qualified candidates will have a background in PATRIOT Air and Missile Defense systems , Information Technology (IT), System Administration (SA) and ... is required 20-30 percent annually. + Perform as a system administrator for all simulation and network systems...+ 4+ years working in an IT related environment ( System / Network Administration ) + Applicant must… more
    KBR (09/26/25)
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  • Senior Information Security System Engineer…

    Citigroup (Irving, TX)
    …**Qualifications:** + 6+ years of relevant experience + BS/CS - or equivalent experience + Administration of Linux and Splunk + Strong understanding of Linux ... data security policy. **Responsibilities:** + Integrate new, complex security systems into the existing infrastructure. + Ensure the confidentiality, integrity,… more
    Citigroup (08/23/25)
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  • Senior IT System Administrator/…

    Amentum (Houston, TX)
    …+ ** System Administration :** Proven experience administering Windows 2019+/ Linux systems in a complex environment. + **Solution Design:** Develop ... needs and translate them into detailed technical requirements and specifications. + ** System Analysis:** Analyze existing systems and processes to identify areas… more
    Amentum (09/22/25)
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  • Engineer II, Cloud

    CARMAX (Plano, TX)
    …Technology, or related field (or equivalent experience). + 1-2 years of experience in Linux system administration , preferably with Red Hat. + Basic ... digital products. We are seeking a motivated and detail-oriented Linux Systems Engineer to join our Enterprise...infrastructure. **What you will do - Essential Responsibilities** **Core System Administration (Red Hat Linux more
    CARMAX (08/08/25)
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  • Systems Engineer

    Actalent (Cedar Park, TX)
    …and optimizing a high availability environment. You will be responsible for Linux systems administration , virtualization, and container technologies such ... enterprise server and storage solutions. A strong understanding of networking, system security, and monitoring tools is essential, along with excellent… more
    Actalent (09/17/25)
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