Mark O'brien
About Mark O'brien
Mark O'Brien is the Director of Customer Support & Success at SentinelOne, with over 15 years of experience in Customer Success management, primarily in SaaS/PaaS implementation and consulting.
Title
Mark O'Brien currently serves as the Director of Customer Support & Success at SentinelOne in the San Francisco Bay Area. In this role, he leads teams in Professional Services, Customer Success, and Technical Support.
Company
Mark O'Brien is a part of SentinelOne, a cybersecurity company known for its endpoint protection platform. He joined the company through the acquisition of Scalyr, where he was the Director of Customer Success. At SentinelOne, Mark focuses on expanding their Data Platform and enhancing customer support functionalities.
Previous Work Experience
Mark O'Brien has an extensive background, having previously worked at multiple notable companies. His career includes roles at Scalyr (Director of Customer Success, 2018-2021), Capriza (Director of Solutions Integration, 2016-2017), Zenefits (Director of Implementation, 2014-2015), Citrix (Director, Worldwide Mobility Practice, 2012-2014), Adobe Systems (Senior Manager, Search&Promote, Merchandising & Publish Consulting, 2009-2012), Omniture (Director of Consulting, Site Search & Publish, 2008-2009), and Visual Sciences (Director of Client Services, 2004-2008).
Education and Expertise
Mark holds a Master of Music in Music Composition from the University of the Pacific and a Bachelor of Arts in Music, Philosophy, and Music Composition from Santa Clara University. His expertise extends beyond the arts into over 15 years of experience in Customer Success management, particularly in SaaS/PaaS implementation and consulting.
Background
Mark O'Brien has developed methodologies to lower time-to-value and created training tools aimed at improving adoption rates. He has a strong entrepreneurial mindset, maintaining a startup mentality within growing organizations. Mark leverages project management automation tools to enhance efficiency and project success, partners with sales teams to validate and scope consulting projects, and focuses on high team utilization while fostering innovation and process efficiencies. He is regarded as a player-coach with both management acumen and solid technical skills.