Barbara O'Neill
Global Chief Information Security Officer at EY
Barbara is EY Global Chief Information Security Officer and provides strategic direction for all matters relating to information security.
She joined EY in 1997 as the Director of Information Security for Ernst & Young LLP in the US, assuming responsibility for the Americas Region in 1999. Barbara then accepted the EY Global Chief Information Security Officer role in 2002.
Prior to joining EY, she was the Vice President of Information Technology for a human resource and benefits solutions provider.
Seasoned in information security management, IT strategy, governance and audit, Barbara also held various IT positions with a leading telecommunications company.
She earned her BS in Computer Science from Saint Peter’s University and her MS in Computer Science from Fairleigh Dickinson University.
She joined EY in 1997 as the Director of Information Security for Ernst & Young LLP in the US, assuming responsibility for the Americas Region in 1999. Barbara then accepted the EY Global Chief Information Security Officer role in 2002.
Prior to joining EY, she was the Vice President of Information Technology for a human resource and benefits solutions provider.
Seasoned in information security management, IT strategy, governance and audit, Barbara also held various IT positions with a leading telecommunications company.
She earned her BS in Computer Science from Saint Peter’s University and her MS in Computer Science from Fairleigh Dickinson University.
Meet More Women in Technology Leaders
Judy Dinn
EVP & CIOTD US Bank
Paulette Rowe
CEO, Integrated & Ecommerce SolutionsPaysafe
Grazia Vittadini
CTO, Executive Board MemberLufthansa GroupKate Maxwell
Chief Technology Officer, world wide defence and intelligenceMicrosoft
Sehr Thadhani
Chief Digital OfficerNasdaq
Jeannette Wing
Executive Vice President for Research and Professor of Computer ScienceColumbia University
Deb Hall Lefevre
CTO & EVPStarbucks
Susan Wojcicki
CEOYoutubeKate Aydin
Chief Information OfficerImpossible Foods
Cindy Hoots
Chief Digital Officer & CIOAstraZeneca