Ignacio Aracil Sáez has a degree in Chemical Engineering (first national end-of-degree award in 2002) and a PhD from the University of Alicante (extraordinary Doctorate award in 2008). Since 2005 he is teaching in the Department of Chemical Engineering of the University of Alicante, being a Senior Lecturer in that department since 2017.

He has taught in the studies of Chemical Engineer, Degree in Chemical Engineering and Master in Chemical Engineering. He has been Head of Studies in the Degree of Chemical Engineering, Secretary of the Institute of Chemical Process Engineering and Secretary of the Doctoral Program in Chemical Engineering, and currently he is the academic Coordinator of the Chemical Engineering Degree.

Member of the research group "Engineering for Circular Economy", that was previously part of the group "Waste, Energy, Environment and Nanotechnology" (REMAN), he has conducted research stays at the University of Dayton (USA, 2004) and the University of Umeå (Sweden, 2012). His research is carried out mainly in the area of waste-to-energy and material recovery of various types of biomass and plastic waste and in the application of iron nanoparticles in the treatment of wastewater.