- Minister of Foreign Affairs of Portugal (2002-2003)
- Chief of Foreign Affairs Advisors to the Prime Minister of Portugal (1985-1994)
- Ambassador of Portugal since 1995
- Ambassador to NATO, W.European Union, Spain (and non resident in Andorre)
- President of OSCE (Organization for Security and Co-operation in Europe), President of WEU (Western European Union), Dean of the North Atlantic Council (NATO), Vice-President of the Economic and Social Council of the United Nations and member of the board of ILO (International Labor Organization)
- As diplomat, served in Mozambique, Cairo, United Nations, Brussels, Madrid and in Lisbon as Director of the European Union Department at the Foreign Affairs Ministry
- Member of the Political Bureau of the European Popular Party and Chairman of International Relations Commission of Social Democratic Party of Portugal (2007-2008)
- Member of the Board of Millennium-BCP Bank, Angola (2006-2009)
- Member of the Board of GIBB-Angola (2006-2011)
- Member of the Board of San José Group, Spain (2009-2012)
- Professor of International Relations, Lusíada University, Lisbon (since 1987)
- International consultant (since 2004)
- Chairman and Founder, Artémis Consultores (International Consultants)
- Chairman of InovaGaia, Gaia Investment Agency (2005-2013)
- Chairman of the Portuguese Committee and member of the Central Council of ELEC, European League of Economic Cooperation (Brussels)
- Chairman, IPLI Foundation, Brussels
- Chairman, Chambers of Commerce and Industry Portugal-Panamá and Portugal-Dominican Republic
- Vice-President of the Advisory Board, Arab Chamber of Commerce of Portugal
- Member of the Board, Portugal-Spain Foundation
- Senior Advisor, Advisory Board, International Policy and Leadership Institute (Paris)