| 2006 – | Professor, Aerospace Engineering & Mechanics, University of Minnesota |
| 2005 – 2006 | Associate Professor, Faculty of Mechanical Engineering, Technion |
| 1999 – 2004 | Senior Lecturer, Faculty of Mechanical Engineering, Technion |
| 1998 – 1999 | Lecturer, Faculty of Mechanical Engineering, Technion |
| 1996 – 1998 | Postdoctoral Research Associate, Division of Engineering and Applied Science, Harvard University |
| 1996 | Adjunct Professor and Research Associate, Division of Engineering, Brown University |
| 1989 – 1991 | Research Engineer, Structural Analysis Group, Weapon Systems Division, RAFAEL – Israel Armament Development Authority |
| 2018 – | Leader, International Expert Member of the EU Scientific Network on the Assessment of Atomistic Simulations |
| 2016 – | Leader, NSF “Rise of Data” program aimed at developing strategy for the increasing prominence of data in materials research |
| 2014 – 2017 | Member, Promotion and Tenure Advisory Committee Member, College of Science and Engineering, University of Minnesota |
| 2013 | Guest Editor, Proceedings of the National Academy of Sciencess |
| 2012 – | Advisory Board Member, Cyberinfrastructure for Atomistic Materials Science |
| 2009 – | Director, Knowledgebase of Interatomic Models (KIM) Project, https://openkim.org |
| 2009 – | Associate Editor, Journal of Elasticity |
| 2004 – 2006 | Associate Editor, Communications in Mathematical Sciences |