Christian Siemer is a German civil engineer and construction law expert with over 26 years of experience working on hydropower projects around the world. He currently serves as the General Manager for Large Hydro Projects at Fichtner GmbH & Co. KG, where he has worked for 22 years. Some of the key projects he has worked on include hydropower projects in Vietnam, Afghanistan, Bangladesh, and Georgia. His responsibilities have included design review, contract negotiation, site supervision, and implementing the use of BIM (Building Information Modeling) technology. He has extensive experience using FIDIC contract conditions for hydropower projects.