He holds a PhD in Computer Science from Federal University of Pernambuco, Brazil, with an enrolment period at Bergische Universität Wuppertal, Germany, in the area of Performance Evaluation. His main research interests are Petri nets, Dependability, Reliability Analysis, Fault Tolerant Computing, Performance Engineering, Sustainability, Computer Network, Cloud Computing and Data Centers, where, he has published over 45 papers on these topics in journals, international conferences, and workshops.