Barry Duplantis is Vice President and General Manager, North America Public Sector for Mattermost, an open-source, self-hostable collaboration platform empowering enterprise DevOps and InfoSec teams with secure messaging, file sharing, search and integrations. Previously he led customer success, support and services at Red Hat, HP and Hackerone. Prior to his career in open source software, he served as a U.S. Army Special Forces officer.