Lukas Krattiger

David Jansen, CCIE No. 5952 (Routing/Switching), is a Distinguished Systems Engineer (DSE) for Cisco specializing in Data Center architectures. He has 20 years of experience in the industry and has held certifications from Novell, VMware, Microsoft, TOGAF, and Cisco. His focus is working with global enterprise customers to address their challenges with comprehensive end-to-end Data Center, Enterprise, WAN/Internet architectures. David has been with Cisco for 18 years, and working as a Distinguished Systems Engineer (DSE) for more than 3 years has provided him with unique experiences in building these types of solutions. David has a bachelor's degree in computer science engineering from the University of Michigan and a master's degree in adult education from Central Michigan University.

Lukas Krattiger, CCIE No. 21921 (Routing and Switching/Data Center), is a Technical Marketing Engineer (TME) with more than 15 years of experience in Data Center-, Internet- and Application-Networks. Within the Cisco Enterprise Infrastructure and Solutions Group (EISG), he specializes in Data Center switching architectures and solutions across platforms. Lukas is a double-CCIE (R&S, Data Center) with several other industry certifications (VCP, MCSE) and has participated in various technology leadership and advisory groups. Prior to joining Cisco, Lukas was a Senior Network Engineer at System Integrators and Service Providers responsible for Data Center and Internet networks. Since joining Cisco, he has covered various technologies within the Data Center as well as Borderless Networks portfolio, and built foundational solutions for customers and partners. Current projects include innovative approaches for automating Data Center Network (Openstack and Cisco UCS Director) and Optimized Networking with Overlays (FabricPath and VXLAN). He lives in California with his wife and one wonderful daughter. He can be found on Twitter at @ccie21921.