Mark O'Sullivan

Mark O'Sullivan is an experienced professional in the engineering and acoustic consulting fields, currently serving as a Transmission Relief Grid Controller at EirGrid Group since April 2021. This role involves managing high voltage electricity transmission operations, including voltage management and remote control of wind farms. Mark has previously held positions such as Senior Lead Engineer and Senior Engineer in System Operations. Prior experience includes a significant tenure at Allegro Acoustics as a Senior Acoustic Engineer and Project Manager, where responsibilities involved leading project teams in acoustics consultancy. Earlier roles included engineering positions at Mercury Engineering and KN Circet, focusing on mechanical engineering and site management. Mark holds multiple degrees from Trinity College Dublin and a Diploma from the Institute of Project Management.