Former CIO and long-standing public servant, Rachel Noble has been named the new head of the Australian Cyber Security Centre (ACSC), cementing her role in history as the first woman to lead the organisation.\nThe Australian Signals Directorate\u2019s ACSC provides advice to federal and state governments and the private sector.\nNoble - who\u2019s currently the deputy secretary of the executive group at the Department of Home Affairs - replaces Alastair MacGibbon, who left the role in May. The executive group is responsible for enterprise strategy, risk, assurance, security and ministerial, media and intelligence services.\nNoble is a long-standing public servant with a background in cyber, science, technology, national security and defence. \n\u201cI\u2019m delighted that Rachel\u2019s agreed to return to ASD to take this important and challenging role,\u201d said ASD director Mike Burgess, in announcing the appointment. \u201cThe cyber threat is real and Rachel is ideally qualified to confront it.\u201d\nBurgess said Noble possesses a formidable skill set and the new role brings together her experience in cyber, science and security.\n\u201cI\u2019m particularly impressed by Rachel\u2019s leadership qualities, which were so well displayed when she and I worked together previously to improve cyber policy across government.\u201d\nNoble has held a series of leadership positions in Home Affairs, Defence (including ASD) and the Department of the Prime Minister and Cabinet (PMC). \nAs PMC\u2019s national security chief information officer and cyber policy coordinator, Noble coordinated whole-of-government policy on cyber issues and improved information sharing among the national security community. She received a Public Service Medal for her work.\n\u201cI am really looking forward to returning to ASD to work with Mike and his team,\u201d Noble said. \u201cI have always enjoyed the work of ASD and this will be the third time in my career that I have worked there. I\u2019m delighted to be reconnecting with some of my old colleagues and making new ones too.\u201d\nPrior to her group executive role at the Department of Home Affairs, Noble led the Portfolio\u2019s Home Affairs Implementation Team to stand up the Home Affairs Portfolio.\nIn 2014, she was promoted to deputy secretary Policy Group in the Department of Immigration and Border Protection which included responsibility for trade, customs, immigration and international policy.\nShe joined the Australian Customs and Border Protection Service (ACBPS) in May 2013 as the national director intelligence and chief information officer. \nHer previous role was as First Assistant Secretary Ministerial and Executive Coordination and Communication, at the Department of Defence, where she was responsible for providing advice on Parliamentary, media, information management, records management policy, FOI and executive coordination issues.\nPrior to rejoining Defence, she was the National Security Chief Information Officer and Cyber Policy Coordinator in Prime Minister and Cabinet, responsible for improving information sharing among the national security community and coordinating whole of government policy on cyber issues.\nShe has held several SES positions in the Department of Defence including Assistant Secretary Governance, responsible for the overall governance and assurance framework for Defence; Assistant Secretary Americas, North and South Asia, Europe in the International Policy Division, and Deputy Chief of Facility at the Joint Defence Facility Pine Gap.\nShe has also worked for the Bureau of Meteorology on international policies to address global climate change and started her career in private industry working for Optus.