Mark O'Brien

Mark O'Brien is a Senior Director of Professional Services at SentinelOne, where responsibilities include building a Professional Services practice focused on onboarding and consulting for Singularity Data Lake / AI SIEM. Previously, O'Brien held the position of Director of Customer Support & Success at SentinelOne, enhancing endpoint security capabilities through the integration of Scalyr. With extensive experience in customer success and implementation roles at Scalyr, Capriza, Zenefits, Citrix, Adobe Systems, Omniture, and Visual Sciences, O'Brien has consistently driven customer adoption and operational excellence. O'Brien's educational background includes a Master of Music in Music Composition from the University of the Pacific and a Bachelor of Arts in Philosophy and Music Composition from Santa Clara University.