Madeleine Alessandri is the Permanent Secretary for the Northern Ireland Office.

Previously she was the UK Deputy National Security Advisor and Prime Minister’s Adviser on National Resilience and Security. She joined government service in 1988 and has held a wide variety of positions in the Diplomatic Service and in National Security in the UK and overseas.

She was appointed to the post of Chair in November 2019 following nomination by the Cabinet Office and took over with effect from 1st January 2020.