Privatdozent, Fakultät für Physik und Astronomie, Heidelberg

Senior physicits at DESY, Hamburg, Germany http://particle-physics.desy.de

Deputy head of linear collider group FLC http://flc.desy.de 

Active in development of highly granular calorimeters (CALICE Coll.) https://twiki.cern.ch/twiki/bin/view/CALICE/WebHome

and in the upgrade of the CMS Endcap Calorimeter (HGCAL).