PJ Fitzpatrick has been appointed independent chairman of a new implementation body agreed under the Croke Park agreement.
The Public Service Agreement Implementation Body will have a key role in ensuring the deal is put into effect.
The body comprises an independent chairperson and representatives from both public service management and the Public Service Committee of the Irish Congress of Trade Unions.
Government nominees to the Implementation Body will be Ciaran Connolly and Brendan Duffy from the Department of Finance, and Philip Kelly of the Department of the Taoiseach.
The Ictu nominees are Seamus Cody, Sheila Nunan, Patricia King and Tom Geraghty.
Mr Fitzpatrick was chief executive of the Irish Courts Service from 1999 until the end of 2009. Prior to joining the Courts Service, he was chief executive of the Eastern Regional Health Board, then the largest health authority in Ireland.
He was until recently a non-executive director of the Health Service Executive and earlier this year acted as interim Financial Services Ombudsman.