His research interests include modelling and performance evaluation of distributed and concurrent systems, Petri nets, software performance engineering, and performance modelling of manufacturing systems and telecommunication systems. He has supervised the completion of a hundred Master Thesis and three PhDs. Since 1989 he has co-authored about ninety papers published in refereed journals and conferences. He has been plenary session invited speaker and tutorial invited speaker at several important meetings as the IEEE International Workshop on Petri Nets and Performance Models, the International Conference on Application of Concurrency to System Design, and the International Conference on Application and Theory of Petri Nets and Other Models of Concurrency. He has served on the Program Committee, sometimes as the Chair, of several international conferences as the International Conference on Quantitative Evaluation of Systems, the European Performance Engineering Workshop, the International Workshop on Software and Performance, the IEEE Conference on Automation Science and Engineering or the IEEE International Conference on Emerging Technologies and Factory Automation.
Dr. Campos is a Founding Member of the Aragón Institute for Engineering Research, a member of the Aragonese Informatics Engineering Association, and a Founding member of the Spanish Concurrent and Distributed Computing Society. He has been President of the Spanish Concurrent and Distributed Computing Society, a member of the IEEE IES Technical Committee on Factory Automation, Co-Chair of the IEEE IES Technical Sub-Committee on Industrial Automated Systems and Controls, Associate Editor of IEEE Transactions on Industrial Informatics, and Guest Editor of a Special Section on Formal Methods in Manufacturing for the same Journal.