• Network Administrator

    RTX Corporation (Mckinney, TX)
    …expertise to programs in Data Center Management, Networking and High-Performance Computing. As a Network Administrator ( Senior Analyst Level), you will ... incidents and problems reported by users and system administrators + Follow network design guides and processes/practices + Review Technical Security Controls with… more
    RTX Corporation (09/13/25)
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  • Cloud Security Threat Modeler Senior

    Citigroup (Irving, TX)
    …, **L** **ogging/Monitoring** , **Encryption** , **Infrastructure Security** , and ** Network Segmentation** . + Experience with scripting languages (eg, **Python** , ... or performing **Penetration Testing** activities (eg, **vulnerability scanning** , ** network penetration testing** , **web application testing** , **mobile… more
    Citigroup (09/23/25)
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  • Senior Information Security System Engineer…

    Citigroup (Irving, TX)
    …join us. We'll enable growth and progress together. The Info Sec Tech Lead Analyst is a senior level professional position responsible for driving efforts to ... life cycles, and patching for security applications. + Provide ad-hoc senior -level support to security application support groups. + Create documentation for… more
    Citigroup (08/23/25)
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  • Senior Lead Cloud Security Threat Modeler

    Citigroup (Irving, TX)
    …, **logging/monitoring** , **encryption** , **infrastructure security** , and ** network segmentation** . + Mastery of **Operating Systems** (eg, **Windows** ... or performing **Penetration Testing** activities (eg, **vulnerability scanning** , ** network penetration testing** , **web application testing** , **mobile… more
    Citigroup (09/18/25)
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