| 1982-1988 | Head of Department, Roofing Section, CAPS Cooperative Artisanale du Pays de Sault, Rodome |
| 1988 | Technical Supervisor, Medecins du Monde, Youvarou |
| 1988-1990 | Project Manager, AICF Action Contre la Faim, Masulita |
| 1990-1991 | Consultant, short-term consultancies with World Bank, Danida; Kampala |
| 1991-1992 | Senior Assessment Officer / Teamleader, WFP World Food Programme, Sudan |
| 1992-1993 | Field Officer Kakuma /El Wak / Head of Office Bardera / Somalia, UNHCR United Nations High Commissioner for Refugees, Kenya |
| 1993-1994 | Head of Liaison Office Mogadishu |
| 1994-1995 | Senior Technical Advisor, Displaced Persons Programme, UNDP United Nations Development Programme, Nairobi |
| 1995 | Executive Assistant to the Special Envoy, Regional Office Great Lakes, UNHCR United Nations High Commissioner for Refugees, Kigali |
| 1995-1997 | Senior Field Officer, Head of Field Office, UNHCR United Nations High Commissioner for Refugees, Vavuniya |
| 1997-1999 | Senior Programme Officer / Repatriation Officer, UNHCR United Nations High Commissioner for Refugees, Sarajevo |
| 1999-2000 | Field Coordinator and Senior Programme Officer, UNHCR United Nations High Commissioner for Refugees, Kinshasa |
| 2001-2005 | Executive Secretary, Stability Pact for South Eastern Europe, MARRI Migration, Asylum and Regional Return Initiative, Brussels |
| 2005-2006 | Acting (Deputy) Director, Office for Communities, Returns and Minorities, UNMIK United Nations Mission in Kosovo |
| 2006-2007 | Senior Emergency Coordinator, UNHCR United Nations High Commissioner for Refugees, Islamabad |
| 2010 | Assistant Representative (Durable Solutions), UNHCR United Nations High Commissioner for Refugees, Islamabad |
| Deputy to the Special Envoy of the UN Secretary General for Assistance to Pakistan, UN Department for Political Affairs, Pakistan |
| 2011-2011 | Senior Advisor and Acting Deputy Representative, UNHCR United Nations High Commissioner for Refugees, Islamabad |
| 2011-2012 | UNHCR United Nations High Commissioner for Refugees, Nairobi |
| 2012-2013 | Deputy Humanitarian Coordinator for Somalia, UNOCHA United Nations Office for the Coordination of Humanitarian Affairs, Mogadishu |
| 2013-2014 | Head of Sub-Office Camp; Manager, Zatari Camp, UNHCR United Nations High Commissioner for Refugees, Mafraq |
| since 2014 | President and Founder, IPA Innovation and Planning Agency, Vienna |
