The KSE conference is an open international forum for presentation, discussion and exchange of the latest advances and challenges in research of Knowledge and Systems Engineering. The main objective of the conference is to bring together researchers, academics, practitioners and students not only to share research results and practical applications but also to foster collaboration in research and education in KSE. The seventh edition of the conference, KSE 2015, will be held in Ho Chi Minh, the biggest city of Vietnam, during October 08-10, 2015, and organized by the University of Information Technology (UIT), Vietnam National University - Ho Chi Minh City. KSE 2015 solicits contributions dealing with any aspects of Knowledge and Systems Engineering. Proposal for special sessions and workshops are welcome and encouraged.