Mareike Harmsen currently serves as the Head of BioProcess Engineering at UCB, a position held since August 2010, focusing on biologics and gene therapy clinical manufacturing sciences. Prior to this role, Mareike Harmsen advanced through various positions at UCB, including Head of Gene Therapy Bioprocess Engineering, Group Leader of Cell Culture Process Sciences, and Senior Scientist in Cell Culture Process Development, starting as a Scientist in Fermentation Process Development from November 2005 to March 2010. This extensive experience highlights a strong expertise in bioprocess engineering and development within the biotechnology sector.