• Senior Infrastructure Security Engineer

    Unity Technologies (Austin, TX)
    …+ Deep Understanding of network security fundamentals; the TCP/IP stack, Linux /Mac/Windows operating systems , DNS, Firewall, VPN, Email + Knowledge of the ... **Remote, USA** ** Senior Infrastructure Security Engineer** Location Remote, USA Department...analyze questionnaire data and conduct threat modeling for critical systems . You'll play a key role in ensuring infrastructure… more
    Unity Technologies (07/28/25)
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  • Senior Manual Ethical Hacker

    Bank of America (Addison, TX)
    …working with DAST and SAST tools to identify vulnerabilities + Knowledge of network and Web related protocols/technologies (eg, UNIX/ LINUX , TCP/IP, Cookies) + ... Senior Manual Ethical Hacker Denver, Colorado;Seattle, Washington; Jacksonville,...assigned analysis of internal and external threats on information systems and predict future threat behavior. + Incorporate threat… more
    Bank of America (07/15/25)
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  • ​​ Senior Electronics Test Engineer I​

    Belcan (Austin, TX)
    …working in a version-controlled environment (Git or SVN). * Knowledge of Windows and Linux operating systems , VLANs, and network security. * Experience ... ​​ Senior Electronics Test Engineer I​ Job Number: 356467...#TestEngineer JOB RESPONSIBILITIES: * Developing test architectures and test systems , including equipment selection, test fixtures, data logging methodology,… more
    Belcan (07/04/25)
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  • Information System Security Manager (ISSM…

    Lockheed Martin (Fort Worth, TX)
    …management, and continuous monitoring of both networked and standalone classified systems \. * Perform system auditing, vulnerability risk assessments, Assured ... no less than 8 years of hands\-on experience executing Security Hardening on diverse LINUX and Windows Operating Systems based on approved DISA STIGs and SRGs… more
    Lockheed Martin (08/13/25)
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  • Senior Upgrade Engineer

    Fujifilm (Austin, TX)
    **Position Overview** The Senior Upgrade Engineer is responsible for performing upgrades for Fujifilm Healthcare Americas Corporation (HCUS) Medical Informatics (MI) ... **Duties and Responsibilities:** + Perform remote and onsite assessments of customer's systems . + Understand technical solutions for HCUS MI products - Radiology… more
    Fujifilm (09/26/25)
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  • Senior Information Security Engineer- SIEM

    Lumen (Austin, TX)
    …Excellent understanding of common computing platforms, including: Windows, RedHat & Ubuntu Linux Servers. + Experience in analyzing general system processing ... world and shape the future. **The Role** Lumen Technologies is seeking a Senior Information Security Engineer who can be part of planning, engineering and overseeing… more
    Lumen (09/30/25)
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  • Senior Lead Cloud Security Threat Modeler

    Citigroup (Irving, TX)
    …security** , and ** network segmentation** . + Mastery of **Operating Systems ** (eg, **Windows** , ** Linux ** ) and their hardening best practices. ... or performing **Penetration Testing** activities (eg, **vulnerability scanning** , ** network penetration testing** , **web application testing** , **mobile… more
    Citigroup (09/18/25)
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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 (09/23/25)
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  • Software Engineer - Air Traffic Control…

    Noblis (Austin, TX)
    …+ Developing operational software for the E-IDS + Interpret and decompose system , service, and network architectures and requirements + Design and ... + Enhance resilience and saftety of our national aviation network using advanced technical solutions The FAA's National Airspace...support for a variety of technologies including Windows Operating Systems , Windows OS, Red Hat Linux and… more
    Noblis (08/08/25)
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  • Engineer II, Cloud

    CARMAX (Plano, TX)
    …+ Troubleshoot system -level issues including boot failures, disk usage, and network connectivity. + Register and provision systems via Red Hat Satellite; ... digital products. We are seeking a motivated and detail-oriented Linux Systems Engineer to join our Enterprise...(or equivalent experience). + 1-2 years of experience in Linux system administration, preferably with Red Hat.… more
    CARMAX (08/08/25)
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