Dirk Sauer is an experienced civil engineer with a focus on project management and tunnel construction. Currently serving as Projektleiter Ausführung U5 Hamburg at Hamburger Hochbahn AG since December 2019, Dirk previously held the position of Tunnelbauleiter at Hochtief from July 2015 to November 2019. With a long tenure at HOCHTIEF Infrastructure GmbH from October 1994 to November 2019 as Diplom-Bauingenieur, Dirk has built a solid foundation in engineering. Dirk holds a Diplom-Ingenieur degree from Technische Universität Dresden, earned between 1989 and 1994.