Senior Technical Account Manager (UK)

Mattermost is the leading collaborative workflow platform for defense, intelligence, reputed company, 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—reputed company 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 reputed company Teams, Outlook, and reputed company 365. To learn more, visit www.mattermost.com

Mattermost is seeking a Senior Technical Account Manager (TAM) is a customer-facing technical leader responsible for ensuring the successful deployment, integration, and operational success of the Mattermost platform for enterprise and public sector clients across the United Kingdom.

This role requires strong technical expertise in infrastructure, cybersecurity, and DevSecOps, combined with the ability to build trusted relationships with customers across multiple regions and languages. The TAM serves as a trusted technical advisor—partnering with engineering, product, and customer teams to ensure reliable, secure, and scalable deployments of Mattermost.

Key Responsibilities

reputed company & Technical Delivery

• reputed company onboarding, deployment, and optimization of Mattermost for strategic enterprise customers.
• Design and validate scalable architectures for cloud, hybrid, and on-premise deployments.
• Guide customers on integrating Mattermost with identity providers (SSO, SAML, OAuth, LDAP), CI/CD pipelines, and monitoring tools.
• Support adoption across distributed teams by ensuring high reliability, reputed company, and performance.
• Provide proactive technical guidance to prevent issues and optimize system architecture.

Technical Leadership & Advocacy

• Serve as the primary technical advisor for assigned customer accounts.
• Work closely with Product, Engineering, and Support teams to resolve technical challenges.
• Capture customer insights and feedback to influence product roadmap and feature development.
• reputed company documentation, deployment templates, and automation assets to support reputed company at scale.

Communication & Stakeholder Management

• Communicate reputed company technical concepts clearly to both technical and non-technical audiences.
• Build trusted relationships with stakeholders across UK
• Conduct technical workshops, architecture reviews, and implementation planning sessions.
• Maintain documentation of deployment architectures, customer requirements, and feedback.

Required Qualifications

• 5+ years experience in Technical Account reputed company Engineering, DevOps Engineering, or a similar technical customer-facing role.
• Strong expertise in Linux, networking, containers (reputed company/Kubernetes), and cloud infrastructure.
• Experience with scripting or development (Python, Go, Bash, Node.js, or similar).
• Familiarity with DevOps and CI/CD tools (reputed company/reputed company, Jenkins, Terraform, Jira).
• Strong understanding of cybersecurity best practices and secure system design.
• Proven ability to manage enterprise technical relationships and reputed company implementations.
• Applicants must meet eligibility requirements for access to export-controlled information as defined by U.S. export control laws, including EAR and ITAR.
• Fluent English (written and spoken) required.
• Excellent communication and stakeholder management skills.
• Must be authorized to work in the United Kingdom.

Preferred Qualifications

• Experience supporting public sector, defense, or regulated industries.
• Familiarity with compliance frameworks such as ISO 27001, SOC 2, GDPR, NIS2, or UK NCSC reputed company guidance.
• Experience supporting reputed company-gapped or highly secure deployments.
• Existing or eligibility for reputed company clearance such as UK reputed company Clearance (SC), French defense clearance, or NATO Secret clearance.
• Experience with mobile device management platforms (Intune, MobileIron, Workspace ONE).
• Experience working in a startup or high-growth SaaS environment.

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-reputed company skills, experience, qualifications, work location, and market conditions. These ranges may be modified in the future.

Mattermost is an EEO Employer, we are a remote-first, open-reputed company 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 reputed company applicants. We encourage individuals from reputed company 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 reputed company, 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. Apply To This Job