Mattermost Jobs

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 an EEO Employer, we are a remote-first, open-source company.

We are continually working to expand our hiring in more countries and regions, ensuring compliance with local laws and regulations, which takes time.

Mattermost values your unique perspective—we welcome all applicants. We encourage individuals from all backgrounds to apply and are committed to assessing candidates based on their skills and qualifications. We do not tolerate discrimination against staff or applicants based on race, religion, national origin, age, disability, pregnancy status, veteran status, or other personal characteristics.

If you require accommodations during the interview process, please let us know—we’re happy to assist.

4 open roles right now

RoleLocationSalaryPosted
Senior Account Executive - Federal (US ARMY)Mattermost · United StatesUnited States$125K – $150K2026-09-18
Senior Account Executive - Federal (Intelligence Community Focus)Mattermost · United StatesUnited States$125K – $150K2026-09-18
Account Manager - FederalMattermost · United StatesUnited States$100K – $130K2026-09-16
Senior Technical Account Manager (Federal)Mattermost · United StatesUnited States$125K – $165K2026-09-16

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