• Cyber Security Architect

    ERCOT (Austin, TX)
    …Develops the ERCOT Cyber security Architecture Strategy + Serves as the information security subject matter expert , providing advisory and consulting ... to lower-level workers. ADDITIONAL JOB DUTIES + Represents the Critical Infrastructure Security Department (CISD) by providing expert technical and architecture… more
    ERCOT (06/15/25)
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  • Lead Network Information Security Architect

    Lumen (Austin, TX)
    …for risk mitigation related to network security . + Consult as a network security subject matter expert with architects, engineers, third parties ... shape the future. **The Role** The Lead Network Information Security Architect within the Global Security Services...responsibilities for this job. Job duties and responsibilities are subject to change based on evolving business needs and… more
    Lumen (08/13/25)
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  • Senior Information Security Engineer

    Lumen (Austin, TX)
    …for risk mitigation to help the business succeed with their projects. Consult as security subject matter expert with network architects, engineers, ... standards for implementation. Assess operational business processes to ensure security is appropriately integrated. Directly engages in advanced troubleshooting and… more
    Lumen (07/25/25)
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  • Staff Security Engineer

    Zoom (Austin, TX)
    security goals and maintain compliance with established SLAs. Responsibilities + Being a security subject - matter expert , guide engineering teams in ... What you can expect The Staff Security Engineer is responsible for security design and reviews across our products and services. The ideal candidate brings broad… more
    Zoom (07/29/25)
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  • Sr. Physical Security Engineer (GovCloud),…

    Amazon (Austin, TX)
    …solving problems and challenging the status quo. As an industrial security design subject matter expert , you will provide technical guidance, have a ... Description Sr. Physical Security Engineer (GovCloud), Data Center Design Engineering This...team of design engineers across multiple disciplines and industrial security experts. You'll collaborate with people across AWS to… more
    Amazon (07/02/25)
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  • Senior Information Security Engineer - Red…

    Lumen (Austin, TX)
    …the US **The Main Responsibilities** + Represent Corporate Security as a Subject Matter Expert (SME) of cybersecurity pertaining to threats, ... + Experience producing professional training material, presenting at professional security conferences, or teaching a subject in...at professional security conferences, or teaching a subject in a formal class setting. + Excellent oral… more
    Lumen (08/23/25)
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  • Cloud IAM Security Architect

    American Express Global Business Travel (Austin, TX)
    …your voice is valued. **Position Overview:** Cloud IAM Security Architect and a subject matter expert to lead the design, implementation and governance ... infrastructure-as-code tools (eg Terraform, Cloud Formation, etc.). + Mentor security engineers and provide expert guidance on...RBAC Policies in cloud environments (AWS and Azure). + Subject - matter expertise across all IAM areas relating… more
    American Express Global Business Travel (08/15/25)
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  • Information System Security Manager (ISSM…

    Lockheed Martin (Fort Worth, TX)
    …events\. The selected candidate will also provide Cyber Security expertise as the Subject Matter Expert to ongoing projects by executing on program ... Prior ISSM or ISSO experience\. Experience with Risk Management Framework \(RMF\) as a Subject Matter Expert \(SME\) and the implementation across multiple… more
    Lockheed Martin (08/13/25)
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  • Senior Red Team Operator

    BMO Financial Group (TX)
    …collaboration to a team of highly skilled offensive security engineers and is a subject matter expert to BMO businesses and functions on threat actor ... Provides technical leadership as a Red and Purple Team subject matter expert to business...expert to business areas, project teams and information security practitioners to apply and execute appropriate use of… more
    BMO Financial Group (08/23/25)
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  • External Vendor Vulnerability Assessments Lead

    Citigroup (Irving, TX)
    …to integrate with collaboration tools such as Atlassian, GRC etc. + Act as an application security subject matter expert to assist both businesses and ... unique and rewarding experience in the world of information security and how penetration testing engagements are carried out....of world class, talented people who are passionate about security , put their customer service skills to the test… more
    Citigroup (06/27/25)
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