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Joseph Knaak is a Senior Network Engineer at Jefferies, with extensive experience in network architecture and engineering roles across various companies. Knaak has recently worked as a Senior Network Architect for the NYC Office of Technology and Innovation, where responsibilities included large-scale DNS deployment using Infoblox and DDoS security policy architecture. Prior to that, Knaak held senior engineering positions at BNY Mellon and Knaak IT LLC, providing architectural guidance for high-profile clients in areas such as data center migration, firewall implementation, and network security solutions. Knaak's experience also includes significant roles at Broadridge and Marriott International, focusing on advanced network infrastructure and security measures. Knaak holds a Bachelor's degree from the University of Minnesota.