Mark Ellzey

Mark Ellzey is a seasoned professional in the field of cybersecurity and software engineering, currently serving as a Senior Security Researcher at Censys since July 2021. Prior to this role, Mark held key positions at notable companies, including Lead Software Engineer at Capital One from February 2017 to July 2021 and Senior System Administrator at Kink.com in 2017. Mark's experience also includes being the Lead Software Engineer at Threat Stack, Inc. from 2016 to 2017, and a Senior Software Engineer at Mandiant from 2013 to 2016. Earlier roles include Principal Software Architect at AOL from 2010 to 2013, Senior Software Engineer at Neustar, Inc. from 2008 to 2010, System Engineer at Endace from 2007 to 2008, Senior Network Security Engineer at AOL from 2004 to 2007, and Network Programmer at Broadwing Communications from 2002 to 2004.