- PC member: CompSys 2019.
- PC member: IEEE eScience 2019.
- Program chair: IEEE eScience 2018.
- PC member: Time critical applications and infrastructure optimization, the 3rd edition in the series of workshop on Interoperable infrastructures for interdisciplinary big data sciences (IT4RIs 18), In conjunction with Amsterdam HPC master course (HPC 2018), January 18, 2018, Amsterdam, the Netherlands.
- PC member CCGrid 2016:the 16th IEEE/ACM International Symposium on Cluster, Cloud and Grid Computing, May 16-19, 2016 — Cartagena, Colombia.
- PC member, IPDPS 2016, 30th IEEE International Parallel and Distributed Processing Symposium, May 23-27 2016, Chicago, Illinois USA.
- PC member, IPDPS 2015, 29th IEEE International Parallel and Distributed Processing Symposium, May 25-29 2015, Hyderabad, INDIA.
- PC member and poster chair, CCGrid 2013:the 13th IEEE/ACM International Symposium on Cluster, Cloud and Grid Computing, May 13-16, 2013, Delft University of Technology, The Netherlands.
- PC member, Euro-Par 201117th International European Conference on Parallel and Distributed Computing, August 29-September 2 2011, Bordeaux, France.
- PC member, SSPS 2010: International Workshop on Scalable Stream Processing Systems 2010, co-located with IPDPS 2010, Atlanta, Georgia.
- Organizer of the First Workshop on High Performance Computing in Astronomy (AstroHPC 2012), in conjunction with the 21-st International ACM Symposium on High-Performance Parallel and Distributed Computing (HPDC 2012), June 18 or 19, 2012, Delft, the Netherlands.
- Vice chair Euro-Par 2011 Topic 01: Support Tools and Environments, August/September 2011, Bordeaux, France.
- Organizer and chair of A4MMC-2, the Applications for Multi and Many Core Processors: Analysis, Implementation, and Performance workshop, co-located with the ACM IEEE International Symposium Computer Architecture (ISCA), San Jose, USA, 2011.
- Organizer of A4MMC, the Applications for Multi and Many Core Processors: Analysis, Implementation, and Performance workshop, co-located with the ACM IEEE International Symposium Computer Architecture (ISCA), Saint-Malo, France, 2010.
- Scalable Stream Processing Systems 2010 workshop.
- PC member, ASCI 2010:Sixteenth Annual Conference of the Advanced School for Computing and Imaging, November 1-3, 2010, Veldhoven, The Netherlands.