1. Editor of   Bernoulli News (2005-2007)
2. Co-organizer of the conference   Stochastic Networks and Related Topics (2007 and 2009)
3. Member of the Group:   Real Options, Derivatives and Exotic Options (2004-2007)
4. Co-organizer of the conference   Queueing theory without limits: transient and asymptotic analysis
5. Referee for Advances in Applied Probability, Annals of Applied Probability, Applicationes Mathematicae, Electronic Communications in Probability, IEEE Infocom, Insurance: Mathematics and Economics, Journal of Applied Probability, Mathematical Reviews, Methodology and Computing in Applied Probability, Operations Research Letters, Performance conference, Probability and Mathematical Statistics, Queueing Systems, Scandinavian Actuarial Journal, Statistics and Probability Letters, Stochastic Models, Stochastic Processes and their Applications, Blatter der DGVFM
6. Referee of 1 Phd thesis, 1 NSCF grant, 1 habilitation thesis
7. Vice-Dean of the Faculty of the Mathematics and Computer Science at the University of Wroclaw - since 09.2008
8. Co-organizer of the workshop   Stochastic Geometry, Stochastic Models
9. Associate Editor of   Stochastic Processes and their Applications (since 04.2009)
10. Guest editor of   the special issue of Queueing Systems (with M. Mandjes and S. Shneer)