John Headley, CISSP and Fortinet NSE8 #003155, is a Senior Security Engineer at VPLS where he splits his time between both pre-sales and post-sales engagements. His expertise is in security architecture and engineering, security assessment and compliance, and security operations. During his time at VPLS, he has led many security-related professional services projects, including a 35-location international firewall deployment for a publicly-traded social media company.