Mattermost jobs

Account Manager - Federal United States 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 We are seeking an experienced and results-driven Federal Account Manager (AM) who is collaborative, territory-aligned sales role that operates alongside Federal Account Executives (AEs). AMs independently manage defined Federal expansion and renewal motions while exercising sound judgment on when to partner with AEs on larger or more complex opportunities. Responsibilities Include Expansion Ownership - Lead expansions within existing accounts when scope and complexity allow - Identify upsell and cross-sell opportunities through customer engagement and usage insights - Partner with AEs on expansions that become larger, more strategic, or more complex - Manage inbound expansion requests from existing customers (e.g., incremental license additions) Renewal Management (Value-Driven) - Own renewals requiring active customer engagement, risk mitigation, or expansion discovery - Collaborate cross-functionally to ensure smooth, on-time renewals - Become a trusted advisor to customers by helping to realize the value of Mattermost and building business cases to support

Federal Solution Architect United States 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 an experienced and driven Federal Solution Architect to serve as the technical face of Mattermost within the U.S. Defense and Intelligence Community (IC). In this role, you will provide hands-on technical sales support to federal customers and partners, architect solutions that meet the unique requirements of classified and mission-critical environments, and drive the retention and growth of Mattermost's federal revenue base. This is a high-impact, customer-facing role that sits at the intersection of technical expertise and strategic sales. You will partner closely with Federal Account Executives to advance opportunities, deepen customer relationships, and ensure Mattermost remains the platform of choice for secure collaboration across Defense and Intelligence organizations. The long-term roadmap for this position is progression to a senior-level (L6) Solution Architect. Key Responsibilities Technical Sales & Pre-Sales Engineering - Serve as the primary technical resource for Mattermost's U.S. Defense and Intelligence customers, partners,

Commercial Account Manager (UK) United Kingdom 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 Commercial Account Manager (CAM) - UK to support and accelerate commercial growth across the region. This is a collaborative, territory-aligned sales role that operates alongside Account Executives (AEs). The CAM independently manages defined commercial sales motions while exercising strong judgment on when to partner with AEs on larger or more complex opportunities. This role is ideal for a commercially driven seller who thrives in a fast-paced SaaS environment and enjoys balancing net-new acquisition, expansion, and renewal management. What You'll Do Inbound Net New Sales - Own and execute inbound-led net-new opportunities - Qualify and close small to mid-sized deals for customers not aligned to strategic AE territories - Run discovery, qualification, objection handling, and closing motions independently Expansion Ownership - Lead expansions within existing accounts when scope and complexity allow - Identify upsell and cross-sell opportunities through customer engagement and usage insights

Forward Deployed Engineer United States 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 Federal | TS/SCI Environments Mattermost Federal builds secure collaboration platforms used by U.S. defense, intelligence, and national security organizations operating in the most demanding environments in the world. We are looking for Forward Deployed Engineers (FDEs) who want to solve real operational problems alongside mission teams. In this role you will work directly with operators, analysts, and engineers to deploy and build systems that are used every day in mission environments. This is not a traditional engineering role. You will operate close to the mission, often inside classified environments, working through ambiguity and building solutions that have immediate operational impact. The problems you will work on here are hard, ambiguous, and consequential . What You'll Do Forward Deployed Engineers operate at the intersection of engineering, operations, and mission execution . You will: - Work directly with defense and intelligence organizations to understand operational problems - Deploy

Senior Account Executive - Federal (USAF) United States 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 (USAF Focus) to own and expand one of our most strategic territories, centered on the United States Air Force. This is a quota-carrying individual contributor role focused exclusively on strategic selling, renewal expansion, and net-new growth across the Air Force ecosystem. The territory includes a significant multi-million-dollar renewal footprint (including AFMC and Platform One-aligned environments) and substantial opportunity for expansion. The ideal candidate brings deep USAF domain expertise, established relationships across acquisition and mission stakeholders, and proven experience working with Federal Systems Integrators (FSIs) to accelerate program-level adoption. What You'll Do Own and Grow the USAF Territory - Serve as the primary seller responsible for Mattermost's USAF business, including AFMC, MAJCOMs, program offices, and mission-aligned stakeholders. - Develop and execute multi-year account strategies aligned to Air Force modernization and mission priorities. - Expand Mattermost's footprint

Strategic Partner Manager United Kingdom 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 strategic, high-impact Strategic Partner Manager to drive our expansion within the most secure environments on earth. Based in the UK, you will lead our engagement with Hyperscalers, System Integrators and specialised technology partners to deliver secure collaboration solutions to the Defence, Intelligence, Security and Critical National Infrastructure sectors. Your primary mission is to build a robust partner ecosystem that drives Net New Annual Recurring Revenue (ARR) by enabling mission-critical organisations to communicate securely. Key Responsibilities Driving Net New ARR & Revenue Growth - Pipeline Generation: Own the "Partner-Sourced" revenue target, identifying and qualifying new business opportunities through Hyperscalers, ecosystem partners and System Integrator led projects. - Commercial Strategy: Develop and execute joint business plans / GTMs with target partners that focus on high-yield Defence, Intelligence, Security and Critical National Infrastructure accounts, ensuring a clear path to $1M+ ARR deal cycles. - Marketing Alignment:

Senior Security Engineer United Kingdom 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 the secure collaboration platform trusted by Global organizations. Our platform runs on-premises, cloud, and in air-gapped environments, enabling mission-critical workflows from the tactical edge to the enterprise HQ, where data sovereignty and operational security are non-negotiable. We are hiring a Senior Security Engineer to protect the people, infrastructure, and tooling that goes into building and hosting Mattermost. This is a hands-on, high-impact role at the intersection of enterprise security engineering, cloud information security, and AI-enabled threat response. Why Join Mattermost - Fully remote, globally distributed team | no commute, genuine flexibility - Be a key voice in shaping and delivering security strategy - Competitive salary, equity, and benefits with meaningful work attached The Role As a Senior Security Engineer, you will lead the design and implementation of security tooling, harden our cloud and IT infrastructure, and serve as a key responder to incidents. You will

Senior Technical Account Manager (UK) United Kingdom 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) 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 Customer Success & Technical Delivery - Lead 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

Staff Software Engineer, Testing Infrastructure United States 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 visionary Staff Software Design Engineer (SDE) in Testing Infrastructure to lead a company-wide transformation of test automation and quality engineering . In this highly visible role, you will serve as the technical lead for software testing and quality , partnering directly with Mattermost's founders, CEO, and engineering leadership to define and execute the next evolution of our testing strategy and infrastructure. As a Staff SDE in Testing Infrastructure , you will define the technical vision and architecture for test infrastructure, frameworks, and processes , enabling every engineer to deliver high-quality, reliable software with speed and confidence. Your work will shape how the entire organization approaches testing and quality -establishing standards, designing scalable systems, and fostering a culture where quality is owned by all. You will collaborate with engineering leadership to ensure testing systems are deeply integrated, observable, and intelligent , including

Senior React Native Engineer United States 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 We are seeking a Senior React Native Engineer to take ownership of the Mattermost mobile experience for teams working in defense, intelligence, and critical infrastructure. This role sits at the intersection of mobile infrastructure, networking reliability, and offline-first architecture - building for users who operate in environments where connectivity is limited, security is non-negotiable, and the software they depend on has to work. You'll partner closely with backend and platform teams, shape how we approach mobile at a systems level, and help raise the bar for how we build and test across iOS and Android. Responsibilities - Architect and evolve the React Native application for deployment environments with limited or unreliable connectivity - Define how the app handles WebSocket reliability and data synchronization across degraded network conditions - Design offline-first storage and sync patterns, including conflict resolution strategies - Shape mobile development tooling, code organization, and

Senior Account Manager - Americas Commercial United States 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 About the Role Mattermost is seeking a Senior Account Manager to own and grow a portfolio of commercial accounts across the Americas . This role is ideal for a proactive, strategic account leader who thrives on uncovering expansion opportunities, driving value-based conversations, and engaging confidently with stakeholders at every level of an organization. While maintaining strong customer relationships and renewal success is critical, this role places a strong emphasis on proactive account growth , strategic planning, and the ability to clearly demonstrate the value of Mattermost through compelling discovery and product demos. What You'll Do - Own and manage a portfolio of commercial customer accounts across the Americas region. - Proactively identify, qualify, and drive expansion opportunities (upsell, cross-sell, increased adoption) within existing customers. - Develop and execute strategic account plans , including stakeholder mapping, whitespace analysis, and engagement strategies. - Lead customer discovery

US Defense Software Engineering Lead United States 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 fully remote US Defense Software Engineering Lead anywhere in the United States to lead a small, agile development team dedicated to building mission-critical capabilities on top of the Mattermost platform for US national security customers. You will sit at the intersection of product delivery, customer partnership, and engineering excellence - translating the complex operational needs of defense users into software that works reliably in the most demanding environments on earth. This is not a role for a detached manager. You will be hands-on, customer-facing, and deeply invested in the US national security mission. You'll collaborate closely with customers and forward-deployed engineers to gather requirements from the field, then translate those requirements back to your product engineering team to drive delivery. You will own the full stack - from architecture decisions to shipping - and set the bar for quality, velocity, and

Senior Technical Account Manager (UK) (Bilingual French) United Kingdom 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) 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 and Francophone Europe . 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 Customer Success & Technical Delivery - Lead 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

Lead Site Reliability Engineer United States 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 an experienced and visionary Lead Site Reliability Engineer (SRE) to guide the architecture, reliability, and operational excellence of the infrastructure powering our secure, mission-critical collaboration platform. In this role, you will provide technical leadership across our SRE function, driving strategic initiatives for scalability, observability, performance, and automation across cloud and hybrid environments. You will mentor engineers, establish best practices, and collaborate closely with development, security, and operations teams to ensure our customers in defense, government, and critical infrastructure sectors experience exceptional reliability and performance. Responsibilities Include: - Define the strategy, architecture, and roadmap for Mattermost's site reliability engineering function, aligning infrastructure initiatives with product and business goals. - Lead the design, deployment, and optimization of production-grade containerized workloads, infrastructure-as-code, and compliant cloud environments for regulated domains (e.g., FedRAMP, DoD). - Establish and evolve observability, monitoring, and alerting frameworks to ensure performance, reliability, and

Senior Technical Account Manager (Germany) Germany 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) is a customer-facing technical leader responsible for ensuring the successful deployment, integration, and secure operation of the Mattermost platform for enterprise, public sector, and defense clients across Germany and Europe . This role combines deep expertise in infrastructure, cybersecurity, and DevSecOps with strong customer engagement and project leadership skills. The TAM acts as a trusted technical advisor-bridging engineering, product, and customer teams to drive secure, compliant, and mission-critical implementations in highly regulated and air-gapped environments. Key Responsibilities Customer Success & Secure Solution Delivery - Lead technical onboarding, configuration, and production deployment for strategic enterprise and public sector customers. - Design, validate, and implement secure, scalable architectures for Mattermost across cloud, hybrid, and air-gapped environments . - Ensure compliance alignment with relevant European and German frameworks such as BSI IT-Grundschutz, ISO 27001, NIS2, and NATO security standards .

Technical Sales Engineer/ Lead Tokyo, Japan 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 About the Role We are seeking a highly skilled and motivated Technical-Sales Engineer to join Mattermost as we enter the Japanese market. This is a high-impact, early-stage opportunity requiring a "player-coach" mentality with significant room for ownership, autonomy, and professional growth. As the first technical hire in Japan and the Indo-Pacific region, you will not only lead technical demonstrations but also serve as a strategic partner to our sales team, directly shaping regional growth and ensuring customer success in high-trust environments. Key Responsibilities - Strategic Technical Leadership: Lead all regional technical activities, including pre-sales architecture, product demos, and deep-dive technical evaluations. - Mission-Critical Deployment: Architect and deploy solutions within complex on-premise, air-gapped, and private cloud environments, ensuring operational resilience for defense and national security customers. - Partner & Channel Enablement: Collaborate with system integrators (SIs), VARs, and distributors to build a sustainable technical network and contribute

Growth Web Engineer (AI-Enabled) Ontario, Canada; Ottawa, Ontario, Canada; Toronto, Ontario, Canada 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 Growth Web Engineer to own and operate a modern, AI-enabled, developer-first website that powers high-velocity campaign execution and personalized digital experiences. This role sits at the intersection of marketing, engineering, and AI-driven workflows. You will be responsible for translating campaign strategy, intent signals, and AI-generated insights into live web experiences-quickly, reliably, and at scale. You will play a critical role in enabling rapid experimentation, account-based experiences, and AI-assisted execution-turning the website into a core growth engine. What You'll Do Daily Website Operations & Content Management - Own the day-to-day operation of the website, including updates, edits, and publishing of pages and content - Build, update, and launch landing pages, campaign pages, and site content on tight timelines - Make ongoing updates to existing pages, including copy, layout, components, and integrations - QA all changes before and

Senior Account Executive, Navy Sector Honolulu, Hawaii, United States; San Diego, California, United States; United States 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 (Navy Focus) to own and expand one of our most strategic territories, centered on the United States Navy. This is a quota-carrying individual contributor role focused on strategic selling, renewal expansion, and net-new growth across the Navy ecosystem-spanning commands, program offices, and the supporting contractor ecosystem across NAVAIR, NAVSEA, SPAWAR/PEO C4I, NAVWAR, ONR, BUMED, and more. The ideal candidate brings deep Navy domain expertise, established relationships across acquisition and mission stakeholders, and proven experience working with Federal Systems Integrators (FSIs) to accelerate program-level adoption. This is a high-impact, high-visibility role reporting directly to the VP of Federal Sales. What You'll Do Own and Grow the Navy Territory - Serve as the primary seller responsible for Mattermost's Navy business across commands, N-codes (N2/N6), PEO organizations, program offices, and