Dennis S.

Career path.

1. Twitter

   Infrastructure Security Engineer

   Oct 2020 - Present
2. Amazon Web Services (AWS)

   Cloud Infrastructure Architect

   Dec 2018 - Oct 2020
3. Cisco

   Security Engineer - Cisco TAC

   Jan 2016 - Nov 2018
4. Amazon Web Services (AWS)

   AWS Cloud Support Engineer

   Jun 2014 - Jan 2016
5. Wichita State University

   Graduate Teaching Assistant

   Jan 2014 - May 2014
6. Palo Alto Networks

   Graduate Research Assistant/Technical Support Engineer - Palo Alto Networks NGN Firewall

   Feb 2013 - Dec 2013
7. OnMobile

   VAS Operations Engineer - Mobile VAS Services

   Sep 2011 - Dec 2012
8. Roke Telkom

   NOC Engineer - ISP Network Services

   May 2010 - Dec 2010