Gioia holds the Rankine Chair in Energy Engineering at the University of Glasgow, where she is Director of the Glasgow Centre for Sustainable Energy, Associate Director of the Centre for Sustainable Solutions and Deputy Head of the Energy and Sustainability Research Cluster. Until June 2018, she was Professor and Head of the Geo-Energy Engineering Centre at Cranfield University. Between 2011-2016, she held the Endowed Chair and Professorship in Geothermal Energy Systems at Clausthal University of Technology, Germany, where she was also the Director of the Institute of Petroleum Engineering. Before that, she spent six years in the USA, becoming a tenured Associate Professor at Texas A&M University. Prior to joining academia, she gained industrial experience with several of the energy Majors. Gioia is Vice-Chairperson of the Bureau of the Expert Group on Resource Management of the United Nations Commission for Europe, Co-Chair of its Renewables Working Group and Chair of its Geothermal Sub-Group. She serves on the Board of the Scottish Partnership in Energy and Engineering Research & Innovation and the Directorate of Scottish Carbon Capture and Sequestration.