Jonathan O'Brien is an experienced aviation professional and cybersecurity researcher. As a First Officer for Aer Lingus since December 2016, Jonathan has operated both Airbus A330 and A320/A321 aircraft. Prior to Aer Lingus, Jonathan served as a Captain and First Officer with Ryanair from May 2011 to December 2016, specializing in the Boeing 737. In addition to aviation, Jonathan has been working as a Cybersecurity Researcher at HackerOne since September 2021, assisting various organizations in securing their systems against cyber threats. Concurrently, Jonathan has engaged in software development projects on Upwork, covering areas like artificial intelligence and web application development. Educational credentials include a Higher Diploma in Cybersecurity from the National College of Ireland and various aviation-related qualifications from Embry-Riddle Aeronautical University and other institutions.
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