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People / John McDermott
JM
Career profile

John McDermott

Attorney | Engineer | Investigator

United States

Career path.

  1. OpenAI

    Senior Global Security Investigator

    Aug 2025 - Present
  2. Meta

    Security Engineer Investigator

    Jun 2021 - Aug 2025
  3. Paul Hastings

    Attorney

    Sep 2019 - Apr 2022
  4. O'Melveny & Myers LLP

    Attorney

    Oct 2016 - Sep 2019
  5. Kuyasa Kids Horizon International

    English Language Tutor

    Aug 2010 - Nov 2010