2010-Present Faculty member, Department of Software Engineering, Ort Braude College, Karmiel, Istrael (Lecturer and researcher).
2010 Post- doctoral fellow, Department of Computer Science, Haifa University, Israel (host: Prof Martin Golumbic). Subject of Research: Security issues in Peer to peer systems.
2009 Post-doctoral fellow, Department of Computer Science, University of Calgary (host: Prof. Zongpeng Li). Subject of research: Peer to peer _le sharing systems; Bundling in Bittorent-like systems. Performance analysis,simulations, algorithmic and game theore
2008 Researcher in the ETNA (Ethernet Transport Networks, Architectures of Networking) consortium, Communications Systems Engineering Department, Ben- Gurion University. Subjects of research: Architectures and protocols for large scale Ethernet networks.
2006-2007 Post-doctoral fellow, Department of Computer Science, Ben-Gurion University of the Negev (host: Prof. Matthew J. Katz). Subject of research: geometric optimization algorithms with applications in wireless networks.
2007-2009 Adjunct lecturer: Ben-Gurion University (Israely Air Force), Sapir College, Shamoon College of Engineering (SCE), Ashkelon Academic College.
1992-1997 Teaching assistant, Department of Mathematics, Technion.