Steffen Thoss is the z Systems Linux and virtualization product development team lead. He has the business product responsibility for Linux on z Systems, z/VM, z/VM and IBM Wave for z/VM. Steffen is working with the IBM development and brand team and with the Linux distribution partner as well to growth the z Systems platform in the Open Source space. He has 20 years experience with the IBM mainframe architecture. His key area of experience is in Linux on z Systems performance. He also worked in Linux development, quality assurance, service and product management.