• Sr . Linux Systems

    RTX Corporation (Richardson, TX)
    …will be supporting a Raytheon program in a classified environment as a ** Sr . Linux System Administrator ** . Responsibilities include building, maintaining, ... and securing Information Technology systems and directly supporting customer mission-critical capabilities. + You will work closely with program developers and… more
    RTX Corporation (11/19/25)
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  • Sr Data Architect, IT

    American Airlines (Dallas, TX)
    …backup/recovery and security strategies; install and support DBMS (Database Management Systems ) software and tools; be responsible for various database activities, ... design for development, test, and production environments + Coordinates with systems engineers to configure servers for DBMS product installation and database… more
    American Airlines (11/26/25)
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  • Senior Hadoop Administrator

    Publicis Groupe (Irving, TX)
    **Overview** For this role, we are seeking a ** Senior Big Data Administrator ** with a balance of skills in database design, physical implementation, and ... + Bachelor's or Master's degree in Computer Science, Information Systems , or related field. + 5+ years of experience...at least 3 years focused on Cloudera. + Strong Linux system administration and shell scripting skills. + Hands-on… more
    Publicis Groupe (11/08/25)
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  • Senior Cloud Database Administrator

    Publicis Groupe (Irving, TX)
    **Overview** For this role, we are seeking a Senior Cloud Database Administrator with a balance of skills in database design, physical implementation, and ... clients. **What You'll Do** + Develop, configure, and manage Data Warehouse database systems and cloud platform work. + Supervise and report on performance metrics,… more
    Publicis Groupe (11/08/25)
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  • Senior Endpoint Security Engineer

    AIG (Dallas, TX)
    …. + Intermediate to Expert level knowledge on Windows & Active Directory, Unix/ Linux Operating Systems . + Good scripting knowledge using PowerShell, Python, ... help customers to manage risk. Join us as a Senior Endpoint Security Engineer to play your part in...excellence. The team is responsible for shielding the company's systems from security risks, while designing technology strategies that… more
    AIG (11/26/25)
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  • Cloud Security Threat Modeler Senior

    Citigroup (Irving, TX)
    …vulnerabilities using **CWE** or **OWASP** frameworks. + Working knowledge of **Operating Systems ** (eg, **Windows** , ** Linux ** ) and their hardening best ... role. + Proven experience with **Jira** or other similar ticketing systems . + Strong understanding of security best practices related to **Authentication**… more
    Citigroup (11/16/25)
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  • Lead Application Reliability Engineer

    Citigroup (Irving, TX)
    …or a large, complex, and/or global environment. + Experience managing and troubleshooting ** Linux Operating Systems ** **_(eg, Red Hat Enterprise Linux ... support and maintenance of a robust technology stack including middleware, databases, Linux , and AWS EKS, all within a strictly regulated and change-controlled… more
    Citigroup (11/14/25)
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