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People / Christopher Johnson
CJ
Career profile

Christopher Johnson

Hardware @ OpenAI

San Jose, California, United States

Career path.

  1. OpenAI

    Member of Technical Staff

    Feb 2026 - Present
  2. Apple

    System Architecture

    Aug 2024 - Feb 2026
  3. Apple

    Hardware Engineering Manager

    Oct 2017 - Aug 2024
  4. Apple

    System Test Design Lead

    Jan 2015 - Oct 2017
  5. Texas Instruments

    Systems Engineer

    Jan 2009 - Oct 2014
  6. NSTAR, now Eversource Energy- Follow our new company page, Eversource Energy

    Distribution Engineer

    Jul 2006 - Dec 2007
  7. Honeywell Aerospace

    Engineering Process Technician

    Jun 2005 - Sep 2005
  8. National Grid

    Engineering Co-op

    May 2003 - Jan 2005