O'Rourke joined Nasdaq in 1999 as a director of global access services.
In 2016 he was named to his current position as head of machine learning intelligence and data services.
O'Rourke has also been an adjunct professor at his alma mater, Fairfield University.
He started his career with IBM Global Services.
He holds a bachelor of science degree from Fairfield University in computer science. He also holds a masters of science in software engineering from Fairfield.
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