Sandra Cristóvão holds a degree in Chemical Engineering from the Agostinho Neto University, where she began working as monitor (1986-1990). Later (1990-2003) she joined the staff of the Technical and Administrative Unit of the Energy Sector of the Southern Africa Development Community, SADC, as an expert technician in the Department of Renewable Energy. In 2003 she became part of the staff of the Ministry of Energy and Water (MINEA), from 2003 to 2006 in the Department of Energy Development (ESD) and from 2006 to 2009 in the Department of Electrical Energy (DEE), both of the National Directorate of Energy (DNE), and in 2007 she was appointed Head of Section of Rural Electrification. She was Director of the Office of Renewable Energy of the Ministry of Energy (2009-2010), assuming since 2010 the role of National Director of Renewable Energy. She is also the focal point of Angola in the International Agency for Renewable Energies and point of contact of the MINEA for the Designated National Authority and integrates the Multi-Sectorial Commission for Environment.