Senior Technical Account Manager (Federal) at Mattermost

Job description

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 Technical Account Manager (TAM) to serve as a trusted technical advisor to our U.S. Federal and enterprise customers . In this role, you will ensure the successful deployment, integration, and secure operation of the Mattermost platform in mission-critical and high-security environments . You will combine expertise in infrastructure, cybersecurity, and DevSecOps with strong customer engagement and project leadership skills. As a strategic partner, you will bridge engineering, product, and customer teams , driving secure, compliant, and scalable implementations that enable organizations to collaborate with confidence. Key Responsibilities Customer Success & Secure Solution Delivery Lead technical onboarding, configuration, and production deployments for strategic enterprise and U.S. Federal customers Design, validate, and implement secure, scalable architectures for Mattermost across cloud, on-premise, hybrid, and air-gapped environments Support alignment with security and compliance frameworks such as FedRAMP, NIST 800-53, DoD STIG, and SOC 2 Guide customers in integrating Mattermost with authentication and identity management systems (SSO, SAML, OAuth) , DevOps pipelines, and monitoring tools Provide proactive technical guidance to minimize operational risk and ensure long-term platform success Technical Leadership & Advocacy Serve as the primary technical point of contact for assigned accounts Collaborate with Product, Engineering, and Support to resolve complex technical issues and advocate for customer needs Develop reusable deployment assets including scripts, playbooks, and technical documentation to accelerate implementations Participate in internal reviews to improve onboarding methodologies and deployment best practices Communication & Stakeholder Management Present complex technical concepts to both executive and technical stakeholders , tailoring communication to audience and context Build trusted relationships that drive adoption, expansion, and long-term customer success Maintain detailed records of architectural decisions, deployment strategies, and customer feedback Required Qualifications Senior-level experience in Technical Account Management, Sales Engineering, Customer Success Engineering, or a similar customer-facing technical role Strong technical knowledge of Linux system administration, networking, containers (Docker/Kubernetes), and cloud infrastructure Hands-on scripting or development experience with Python, Go, Node.js, or similar languages Strong understanding of cybersecurity principles and secure system architecture Familiarity with DevSecOps tools and workflows (GitHub, Jenkins, Jira, Terraform, etc.) Experience managing large enterprise or government customers and aligning technical delivery with business and security requirements Excellent communication skills with the ability to collaborate across technical and non-technical stakeholders Applicants must meet eligibility requirements for access to export-controlled information as defined by U.S. export control laws, including EAR and ITAR. This role may require the candidate to obtain and maintain a U.S. government security clearance in the future. Preferred Qualifications Experience working with U.S. Federal agencies, defense organizations, or regulated industries Familiarity with IT Service Management (ITSM) frameworks Knowledge of compliance standards such as FedRAMP, NIST, SOC 2, or ISO 27001 Experience with secure collaboration platforms or open-source technologies Exposure to mobile device management (Intune, Workspace ONE, MobileIron) environments Experience working in a startup or high-growth SaaS environment Target Salary Range: $125,000 - $165,000 USD plus commission Mattermost takes a market-based approach to pay and pay may vary depending on your location. The successful candidate’s starting pay will be determined based on job-related skills, experience, qualifications, work location, and market conditions. These ranges may be modified in the future. Mattermost offers a remote-first work environment with medical, dental, and vision coverage. You’ll also receive unlimited PTO plus company holidays, a work from home stipend, an annual learning and development budget for conferences, certifications, and courses, paid parental leave for all parents, and a 401(k) plan. U.S. Eligibility & Compliance This role may require obtaining and maintaining a U.S. government security clearance. Candidates must meet federal eligibility requirements to be considered. For more information visit Security Clearances — United States Department of State Applicants must meet eligibility requirements for access to export-controlled information as defined by U.S. export control laws, including EAR and ITAR. For more information visit the Bureau of Industry and Security and the Directorate of Defense Trade Controls . 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.

Requirements

Must-haves

Customer Success & Secure Solution Delivery
Lead technical onboarding, configuration, and production deployments for strategic enterprise and U.S. Federal customers
Design, validate, and implement secure, scalable architectures for Mattermost across cloud, on-premise, hybrid, and air-gapped environments
Support alignment with security and compliance frameworks such as FedRAMP, NIST 800-53, DoD STIG, and SOC 2
Guide customers in integrating Mattermost with authentication and identity management systems (SSO, SAML, OAuth) , DevOps pipelines, and monitoring tools
Provide proactive technical guidance to minimize operational risk and ensure long-term platform success
Technical Leadership & Advocacy
Serve as the primary technical point of contact for assigned accounts
Collaborate with Product, Engineering, and Support to resolve complex technical issues and advocate for customer needs
Develop reusable deployment assets including scripts, playbooks, and technical documentation to accelerate implementations
Participate in internal reviews to improve onboarding methodologies and deployment best practices
Communication & Stakeholder Management
Present complex technical concepts to both executive and technical stakeholders , tailoring communication to audience and context
Build trusted relationships that drive adoption, expansion, and long-term customer success

Nice-to-haves

Experience working with U.S. Federal agencies, defense organizations, or regulated industries
Familiarity with IT Service Management (ITSM) frameworks
Knowledge of compliance standards such as FedRAMP, NIST, SOC 2, or ISO 27001
Experience with secure collaboration platforms or open-source technologies
Exposure to mobile device management (Intune, Workspace ONE, MobileIron) environments
Experience working in a startup or high-growth SaaS environment
U.S. Eligibility & Compliance
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.
If you require accommodations during the interview process, please let us know—we’re happy to assist.

Application prep

Use the role’s language and application details while tailoring your materials.

Keywords to mirror

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Platform: greenhouse
Effort: quick

Benefits

Benefits detected in the listing.

Dental

Vision

401(K)

Pto

Parental Leave