| 1986-1990 | Student Fellow, under the direction of Prof. Amaral Fortes, CEMUL - Centro de Mecânica e Materiais da Universidade Técnica de Lisboa |
| 1992-1998 | Research Assistant, Profs. Martin P. Harmer and Y.T. Chou, Materials Research Center and Department of Materials Science and Engineering, Lehigh University, PA |
| 1993 | Visiting Scientist, under the direction of Dr. Sheldon Wiederhorn Ceramic Materials Division, NIST - National Institute for Standards and Technology, Gaithersburg, MD |
| 1994-1996 | Teaching Assistant, Electron Microscopy and Microanalysis, for Profs. D.B. Williams and C.E. Lyman, Lehigh University, PA |
| 1998-2001 | Postdoctoral Research Fellow, with Prof. M. Amaral Fortes, Department of Materials Engineering, ICEMS - Institute for Science and Engineering of Materials and Surfaces, Technical University of Lisbon |
| 2001-2005 | Senior Researcher, Management of Industrial Quality Division, Instituto de Soldadura e Qualidade (ISQ - Institute for Welding and Quality), Oeiras |
| 2005 | Advisor to the Minister of Economy and Innovation, Coordinating Unit of the Technological Plan, Ministry of Economy and Innovation |
| 2006-2007 | Invited Lecturer, Undergraduate Course of Managment, Department of Applied Social Sciences, Faculdade de Ciências e Tecnologia, Universidade Nova de Lisboa |
| Advisor to the R&D Directorate, Instituto de Soldadura e Qualidade (ISQ - Institute for Welding and Quality), Oeiras |
| since 2007 | Senior (Coordinator) Researcher, CICS.NOVA - Interdisciplinary Centre of Social Sciences, Faculty of Science and Technology, Universidade Nova de Lisboa |
| 2007-2010 | Deputy High Commissioner for Health, Ministry of Health, Portugal |
| 2010-2013 | Advisor to the R&D Directorate, Instituto de Soldadura e Qualidade (ISQ - Institute for Welding and Quality), Oeiras |
| 2014 | Member, Executive Board (VP), INSA - National Institute of Health Dr. Ricardo Jorge, Ministry of Health, Portugal |
