• Senior Lead Cloud Security Threat Modeler

    Citigroup (Irving, TX)
    …, **infrastructure security** , and **network segmentation** . + Mastery of **Operating Systems ** (eg, ** Windows ** , **Linux** ) and their hardening best ... (GCIA), GIAC Open Source Intelligence (GOSI) + ISC2 Certified Information Systems Security Professional (CISSP) + CompTIA CASP+, CompTIA PenTest+ Microsoft… more
    Citigroup (08/01/25)
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  • Lead Linux Admin

    ASM Research, An Accenture Federal Services Company (Austin, TX)
    …and design. Provides direction to other IT Administrators on the project in a senior administrator capacity. Considered a technical specialist in a variety of IT ... systems on a day-to-day basis. * Integrate Linux Systems (RHEL 8/9) into a primary Windows ...trends related to information security. * Red Hat Certified System Administrator (RHCSA). * Red Hat Certified… more
    ASM Research, An Accenture Federal Services Company (07/25/25)
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  • Infrastructure Architect Supervisor (Bryan/College…

    Kelsey-Seybold Clinic (College Station, TX)
    …Citrix Certified Integration Architect CompTIA ACompTIA ServerMicrosoft Certified Systems Administrator VMware Certified Professional Registered Communications ... Systems , including Clustering and NLB solutions; Advanced knowledge of Windows Server Operating Systems , including Clustering and NLB solutions; Advanced… more
    Kelsey-Seybold Clinic (07/30/25)
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  • Sr Server Engineer

    Houston Methodist (Houston, TX)
    …CompTIA Intermediate, Red Hat Certified Engineer(RHCE) or Red Hat Certified System Administrator (RHCSA). Once proof of initial certification requirements ... At Houston Methodist, the Senior (Sr.) Server Engineer is responsible for developing...application of positive language principles + Strong knowledge of Windows Server Operation Systems , Performance Analysis and… more
    Houston Methodist (07/30/25)
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  • Cloud Engineer

    Insight Global (San Antonio, TX)
    Job Description We are seeking a Senior Cloud Services Administrator to join our Infrastructure & Cloud Services team. This role is critical in managing and ... evolving our hybrid infrastructure, with a strong focus on Linux systems , Azure cloud administration, and container technologies. The position may grow into a Cloud… more
    Insight Global (08/08/25)
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  • Cyber Analyst III

    Insight Global (Arlington, TX)
    …of two team members in this location. They will be the most senior in this location and responsible for analyzing, documenting, monitoring, maintaining, configuring, ... and building cyber security systems . The role is on site 5 days a...Department of Defense (DoD) Information Security requirements. Audit information system security plans and procedures to comply with DoD… more
    Insight Global (07/12/25)
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  • Public Cloud Managed Services Engineer (L4)

    NTT America, Inc. (Austin, TX)
    …Install, Configure, Manage. + Veeam Certified Engineer (VMCE). + Rubrik Certified Systems Administrator . + Zerto, pure, vxrail. **Required Experience:** + ... with general direction from the client, stakeholders, team lead, or senior manager, to perform operational tasks to resolve all escalated incidents/requests… more
    NTT America, Inc. (07/24/25)
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