Altos Labs/Cambridge Institute of Science (UK)
Formerly: Principal Investigator, Research Group Leader, MPI for Biology of Ageing

Professor of Genomic Microbiology and Immunity, Institute of Medical Microbiology and Hospital Hygiene, Heinrich Heine University Düsseldorf
Formerly: Principal Investigator, CECAD Bioinformatics Core Facility, Professor of Bioinformatics, Institute of Medical Statistics and Bioinformatics, University of Cologne

Assistant professor, Department of Molecular Biology and Genetics, Cornell CALS, Ithaca, NY, USA
Formerly: Principal Investigator, Research Group Leader, MPI for Biology of Ageing

Full professor (W2) and Chair for Cell & Developmental Biology, Saarland University, Faculty of Medicine & ZHMB, Campus Homburg, Germany
Formerly: Principal Investigator, Research Group Leader, CECAD Research Center, Faculty of Medicine, University of Cologne

Full Professor for Biochemistry (W3), Institute of Biochemistry, University of Greifswald 
Formerly: Principal Investigator, Research Group Leader, Heisenberg Fellow, Emmy Noether Group Leader, Institute for Genetics, CECAD, University of Cologne 

Institute of Biomedicine and Biotechnology - University of Cantabria, ESomedicine and Biotechnology of Cantabria
Formerly: Principal Investigator – Junior Research Group Leader, Developmental Genomics Laboratory, CMMC

Director of Clinic for Hematology and Stem Cell Transplantation, West German Cancer Centre (WTZ), University Hospital Essen
Formerly: Principal Investigator, Department of Internal Medicine I, University Clinic Cologne

Head of Cellular-Stress and Immune Response Laboratory, Center for Cancer Biology - Medical Research Institute -  SA Pathology/University of South Australia 

Formerly: Principal Investigator, Research Group Leader, CECAD Research Center 

Research Group Leader "Evolutionary Biology/Microbiome-Host Interactions in Ageing", Leibniz Institute on Aging, Fritz Lipmann Institute, Jena, Germany
Formerly: Principal Investigator, Research Group Leader, MPI for Biology of Ageing

Director at the Max Planck Institute for Molecular Biomedicine, Münster, Germany
Formerly: Principal Investigator, MPI for Biology of Ageing, Cologne, and Professor of the Cell and Developmental Biology Laboratory at the Faculty of Medicine of the University of Helsinki