Senior Account Executive - Federal (US ARMY)

Mattermost is the leading collaborative workflow platform for defense, intelligence, security, and critical infrastructure. Trusted by the U.S. Department of War and Fortune 500s, our platform runs on-premises and in private clouds, delivering secure messaging, file sharing, workflow automation, audio/screenshare, and project management—all with full data and operational control. Mattermost powers high-stakes workflows across mission planning, real-time, real-world operations, DevSecOps, incident response, and cyber defense—enabling secure collaboration from tactical edge and DDIL environments to enterprise HQ. Teams operate across web, desktop, and mobile, with embedded interoperability for Microsoft Teams, Outlook, and Microsoft 365. To learn more, visit www.mattermost.com Mattermost is seeking a Senior Account Executive – Federal (US Army Focus) to own and expand one of our most strategic territories, centered on the United States Army. This is a quota-carrying individual contributor role focused exclusively on strategic selling, renewal expansion, and net-new growth across the Army ecosystem. The territory includes a significant multi-million-dollar renewal footprint and subst…