• Information Security

    PennyMac (Westlake Village, CA)
    …Day The Information Security team at Pennymac is seeking a skilled Penetration Tester to proactively identify and mitigate security risks across our ... process, collaborating and educating teams to ensure timely and effective resolution of identified security issues. The Penetration Tester will : + Proactive… more
    PennyMac (09/30/25)
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  • Senior Penetration Tester

    Humana (Sacramento, CA)
    …language models (LLMs), artificial intelligence, and other relevant topics. The Senior Penetration Tester enables secure and compliant business operations by ... performing application security -focused penetration tests. This role helps maintain...closing meetings with business stakeholders such as application owners, security teams, information security offices,… more
    Humana (09/30/25)
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  • Senior Associate, Mid-Level Penetration

    Ankura (CA)
    …excellence founded on innovation and growth. Practice Overview: We are seeking a Mid-Level Penetration Tester with a focus on Web, API, and Mobile Application ... security assessments to join our consulting team. This role requires not only hands-on penetration testing skills but also the ability to engage with clients,… more
    Ankura (09/09/25)
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  • Web App Pen Tester (San Diego or Irvine)

    CoStar Realty Information, Inc. (San Diego, CA)
    Penetration Testing Specialist (CPTS) / AD Pentesting Expert (CAPE) + INE Security Web Application Penetration Tester eXtreme (eWPTX) + **Those ... Web App Pen Tester (San Diego or Irvine) Job Description **Overview**...The candidate will utilize threat modeling, white box application security analysis, and grey box penetration testing.… more
    CoStar Realty Information, Inc. (10/02/25)
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