Since 2018, Professor (W3) for Experimental Particle Physics, Universität Hamburg, Germany
Since 2018: Leading scientist, DESY, Hamburg, Germany
2014–2018: Permanent research staff, DESY, Hamburg, Germany
2011–2014: Research staff, DESY, Hamburg, Germany
2008–2011: Research fellow, CERN, Geneva, Switzerland
2008: Scientific assistant, Humboldt Universität zu Berlin, Germany
2008: Doctorate in Physics, University of California, Berkeley, USA, supervisor: Marco Battaglia
1998–2004: Degree in Physics, Technische Universität Dresden, Germany

2019–2021: Member of the LHC Higgs WG Steering Committee
Since 2020: Member of the prize committee for the Hertha-Sponer prize (DPG)
2020: Convener of the Higgs physics working group, ATLAS Collaboration
2017–2019: Convener of the Higgs physics working group, ATLAS Collaboration
2017: Convener of the electron and photon reconstruction sub-working group, ATLAS Collaboration
2016–2017: Member of the ATLAS Collaboration Board Chair Advisory Committee
Since 2014: Member of the DESY Scientific Committee
2013–2015: Convener of the electron and photon reconstruction, identification and calibration working group, ATLAS Collaboration
2012–2013: Convener of the H→γγ sub-working group, ATLAS Collaboration