• Sr. Principal System Administrator (RHEL)

    RTX Corporation (Marlborough, MA)
    …Principal Linux System Administrators,** internally known as Sr. Principal Analyst, infrastructure Workplace Services , collaborate with many teams to support ... KVM, Podman, Docker, and Kubernetes/OpenShift. + Familiarity with enterprise storage systems (eg, NetApp) and virtual desktop infrastructure (VDI) technologies… more
    RTX Corporation (11/18/25)
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  • CICS Administrator

    American Electric Power (Columbus, OH)
    …team delivering high quality Computer, Network, Storage and End-User Infrastructure technology solutions, on-going support to the business. Independently completes ... and leads the largest and most complex infrastructure project assignments. Plan, research, evaluate, design, and engineer the enterprise's technology … more
    American Electric Power (11/21/25)
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  • Senior Cybersecurity Incident Response…

    TekSynap (Radford, VA)
    …+ Manage, configure, and maintain Security Information and Event Management (SIEM) systems to meet DoD and Army cybersecurity requirements. + Deploy, install, and ... maintain infrastructure components that support SIEM functionality and event log...support, including management of SSL/TLS certificates and related cryptographic services . + Monitor and enforce DoD and Army web… more
    TekSynap (10/25/25)
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  • Network Administrator

    Open Access Technology International, Inc. (Bloomington, MN)
    …members of the IT Department to support all aspects of the Network Infrastructure . A successful candidate will have experience working with network infrastructure ... the planning, configuring, managing, monitoring, and troubleshooting of a variety of network systems . Working as part of a team you may be required to perform… more
    Open Access Technology International, Inc. (10/15/25)
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  • TS/SCI Cloud System Administrator

    Insight Global (Arlington, VA)
    …experience in lieu of degree * Minimum 15+ years of experience in cloud systems administration and infrastructure management * Minimum 5+ years of experience ... Job Description * Administer and maintain cloud infrastructure across multiple classification levels supporting legacy DoD application migration to secure cloud… more
    Insight Global (11/06/25)
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  • Linux System Administrator with Poly

    Parsons Corporation (Centreville, VA)
    …your talent and redefine what's possible. **Job Description:** Our Special Programs and Systems team is hiring Linux System Administrators with a passion for mission ... status in a small team environment to enable operational success of deployed systems . This role includes system design, configuration, and debugging of Linux … more
    Parsons Corporation (11/21/25)
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  • Senior Cybersecurity Internal Controls…

    TekSynap (Radford, VA)
    …+ Manage the Assured Compliance Assessment Solution (ACAS) infrastructure , including system configuration, scanning schedules, reporting, and vulnerability ... Implementation Guide (STIG) compliance scans and generate reports to ensure systems meet DoD cybersecurity standards. + Manage Army Endpoint Security Solution… more
    TekSynap (10/25/25)
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  • Middleware Administrator - Vice President

    MUFG (Tampa, FL)
    …proficiency with multiple data integration tools like Informatica and AWS services for Data Integration. **Responsibilities for Data Platform Engineer:** Platform ... platforms Informatica and AWS Glue in AWS cloud environments and in on-premises infrastructure . + Perform critical role in migration of code base from one Data… more
    MUFG (10/19/25)
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  • Hybrid Network Security Administrator

    Insight Global (Nashville, TN)
    …In addition to day-to-day cybersecurity monitoring and projects, this role performs Infrastructure actions as required ranging from systems to network ... responsible for designing, implementing, and managing the organization's network infrastructure and security protocols. This role involves monitoring network… more
    Insight Global (10/28/25)
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  • Principal System Administrator

    RTX Corporation (Tucson, AZ)
    …technology solutions to prevent security threats, protect the integrity of our systems and support RTX's IT infrastructure around the world. **Principal ... System Administrators** , internally known as Principal Analyst, infrastructure Workplace Services , collaborate with many teams to support fast-paced, critical… more
    RTX Corporation (09/16/25)
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