Kai Siemer

Kai Siemer is an experienced professional in the renewable energy sector, currently serving as Head of Solar Engineering at Vattenfall since February 2017. Prior roles include Senior Manager of Business Development Solar at Vattenfall and Vice President of Solutions & Commercial Engineering at Heliocentris Energy Solutions AG, where responsibilities involved designing hybrid power systems and optimizing total cost of ownership for clients. Siemer also held notable positions such as Director of System Technology at Q-Cells SE, Director of Product Development and Director of Module Technology at Solon SE, Director of Development for Optical Components at Infineon Fiber Optics, and Scientific Staff Member at Hahn-Meitner-Institut GmbH, concentrating on solar technology and optical communication components. Siemer possesses a Ph.D. in Physics from the Free University Berlin, a B.Sc. in Economics from Distance University Hagen, and a Diploma/M.Sc. in Applied Physics from Technical University Berlin.