SlipstreamJobs tracks this role from the company's public career site. Apply directly on the employer's site.
Salary: USD 125,000 - 165,000 / annual
Mattermost is seeking a Senior Technical Account Manager (TAM) to serve as a trusted technical advisor to U.S. Federal and enterprise customers. You will ensure 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.
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
Requirements:
- Senior-level experience in Technical Account Management, Sales Engineering, Customer Success Engineering, or 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 ability to collaborate across technical and non-technical stakeholders
- Must meet eligibility requirements for access to export-controlled information as defined by U.S. export control laws (EAR and ITAR)
- Must be a U.S. citizen and eligible to obtain a U.S. government security clearance (may be required 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
