• Linux Systems Administrator

    L3Harris (Greenville, TX)
    …29921 Job Location: Greenville, TX Schedule: 9/80 Job Description: L3Harris is seeking a Linux Systems Administrator to support Mission System integration in ... Functions: + Integrate with a team of multidiscipline, multileveled Systems Administrators supporting Linux , Windows, and Network...US Citizenship. + Bachelor's Degree and a minimum of 2 years of prior related experience. + Graduate Degree… more
    L3Harris (10/17/25)
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  • Senior Linux System Administrator

    Citigroup (Irving, TX)
    …This individual will serve as a subject matter expert (SME) on Linux systems , providing deep operational insight, advanced troubleshooting, performance tuning ... are seeking an accomplished and technically astute Level 3 Linux System Administrator to join our high-performance... Linux Programming, Linux Server Administration, Linux System Administration, Linux Systems … more
    Citigroup (09/23/25)
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  • Public Cloud Linux Engineer

    NTT DATA North America (Austin, TX)
    …Responsibilities Cloud Linux Operations & Support + Provide support for Linux -based systems across on-premises and cloud environments (AWS, Azure, GCP, OCI). ... + In-depth expertise in provisioning, configuring, securing, supporting, and optimizing Linux -based systems (RHEL, CentOS, Ubuntu, etc.) in enterprise… more
    NTT DATA North America (10/08/25)
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  • Senior Network Systems Administrator…

    General Dynamics Information Technology (Fort Bliss, TX)
    …of related experience **US Citizenship Required:** Yes **Job Description:** Senior Network Systems Administrator - PDA GDIT is seeking highly experienced and ... qualified Senior Network Systems Administrator - Primary Domain ...systems (Server, Internet Explorer (IE), .NET, Red hat Linux , McAfee, Active Directory, Doman Name, ESS ePO/Firewall/Policy/Rogue Sensor/Agent… more
    General Dynamics Information Technology (09/27/25)
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  • Systems Administrator II - Pipeline…

    COMSO, Inc (San Antonio, TX)
    …operating systems enhancements to improve reliability and performance. The Level 2 Systems Administrator shall possess the following capabilities: + ... Systems Administrator II - PIPELINE (TS/SCI...in the resolution process. + Configures and manages UNIX, Linux and Windows operating systems and installs/loads… more
    COMSO, Inc (09/02/25)
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  • VMware Zabbix Systems Administrator

    GovCIO (San Antonio, TX)
    …is contingent upon contract award. GovCIO is currently hiring for a/an VMware Zabbix Systems Administrator for our US Courts proposal. This position will be ... $113,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/2382/vmware-zabbix- systems - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-TX-San Antonio_ **ID** _2023-2382_… more
    GovCIO (10/20/25)
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  • Systems Engineering Tools…

    RTX Corporation (Mckinney, TX)
    …required, as only US citizens are authorized to access certain necessary systems . **Security Clearance:** None/Not Required At Raytheon, the foundation of everything ... team in Engineering Services where we provision and support Systems Engineering tools across Raytheon. This is a position...requires a University Degree or equivalent experience and minimum 2 years of prior relevant experience. + Experience with… more
    RTX Corporation (11/13/25)
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  • AIX Administrator

    ASM Research, An Accenture Federal Services Company (Austin, TX)
    …and 3 supports for escalations from Help Desk. + Knowledge and experience troubleshooting Linux and Unix based systems . + Participate in on-call rotations to ... Responsible for unique or complex information systems and/or information technology projects across more than...other IT Administrators on the project in a senior administrator capacity. Considered a technical specialist in a variety… more
    ASM Research, An Accenture Federal Services Company (08/22/25)
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  • Cloud Service Administrator - Night Shift

    Insight Global (San Antonio, TX)
    …for customers, resolving system and infrastructure issues across Microsoft and Linux operating systems , VMware vSphere virtualization, and desktop ... Description Insight Global is looking for a Remote Cloud Administrator to join their team. The working hours will...years of experience supporting hybrid environments including Microsoft and Linux operating systems , with hands-on exposure to… more
    Insight Global (11/05/25)
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  • Mainframe System Administrator Apprentice

    IBM (Dallas, TX)
    …lets talk **Your role and responsibilities** Are you interested in pursuing a systems administration career? Are you someone that has a foundational understanding of ... systems administration, but want to take a less traditional...traditional path to achieve it? As a Mainframe System Administrator at IBM, you'll work with other System Administrators,… more
    IBM (11/01/25)
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