15 jobs- Anywhere in the world
2w
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GRC Manager
United States
$139k-$168k/yr RemoteFull Time
Mattermost
Mattermost: Secure collaboration platform for defense and enterprise teams.
Owner of governance, risk, and compliance programs with federal and commercial experience; familiarity with NIST, CMMC, ISO 27001, SOC 2, third-party risk, and cloud security; strong communication and program leadership.
Claude, OpenAI, Gemini, Vanta, Drata, AWS, GCP, Azure, Microsoft Teams, Outlook, Microsoft 365
2w
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Senior Account Executive (Enterprise)
United States
$105k-$145k/yr RemoteFull Time
Mattermost
Mattermost: Secure collaboration platform for defense and enterprise teams.
Proven enterprise SaaS sales experience with a track record of closing complex, multi-stakeholder deals; ability to run full sales cycle, engage VP/C-level stakeholders, deliver demos; proficiency with Salesforce and enterprise qualification methodologies (MEDDPICC).
Salesforce, Microsoft Teams, Outlook, Microsoft 365
1mo
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Senior React Native Engineer
United States
$165k-$225k/yr RemoteFull Time
Mattermost
Mattermost: Secure collaboration platform for defense and enterprise teams.
Experience with React Native and JavaScript/TypeScript; knowledge of networking; offline-first design; native iOS/Android experience; eligibility for US government security clearance and export control requirements.
React Native, JavaScript, TypeScript, WebSockets, HTTP, offline-first storage, native iOS, native Android
2mo
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Senior Security Engineer
Spain or United Kingdom
€62k-€82k/yr RemoteFull Time
Mattermost
Mattermost: Secure collaboration platform for defense and enterprise teams.
3+ YOE3+ years in security engineering and incident response; SIEM/EDR/SOAR experience; cloud security across AWS/GCP/Azure; Linux, Kubernetes/Docker; IAM; AI risk handling; strong communication.
SIEM, EDR, SOAR, CrowdStrike, SentinelOne, Zero Trust, Kubernetes, Docker, AWS, GCP, Azure, Linux, IAM, Microsoft 365, Google Workspace
2mo
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Senior Security Engineer
Germany
€86k-€115k/yr RemoteFull Time
Mattermost
Mattermost: Secure collaboration platform for defense and enterprise teams.
3+ YOE3+ years security engineering and incident response; SIEM/EDR/SOAR, IAM, cloud security (AWS/GCP/Azure), Linux/Kubernetes/Docker, AI/security automation, and strong communication.
SIEM, EDR, SOAR, CrowdStrike, SentinelOne, Zero Trust, IAM, Kubernetes, Docker, AWS, GCP, Azure, Linux, Python, Go, Microsoft 365, Google Workspace
2mo
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Senior Security Engineer
United Kingdom
£76k-£101k/yr RemoteFull Time
Mattermost
Mattermost: Secure collaboration platform for defense and enterprise teams.
3+ YOE3+ years in security engineering and incident response; experience with SIEM/EDR/SOAR; cloud security (AWS, GCP, Azure); Linux/Kubernetes/Docker; IAM; AI risk assessment; strong communication.
CrowdStrike, SentinelOne, SOAR, SIEM, EDR, IAM, Kubernetes, Docker, Linux, AWS, GCP, Azure, Microsoft 365, Google Workspace, Python, Go
3mo
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Senior Technical Account Manager (UK)
United Kingdom
RemoteFull Time
Mattermost: Secure collaboration platform for defense and enterprise teams.
5+ YOE5+ years in technical account management or similar, strong Linux, networking, containers, cloud, cybersecurity, and client-facing skills.
Linux, Networking, Docker, Kubernetes, Cloud infrastructure, Python, Go, Bash, Node.js, GitHub, GitLab, Jenkins, Terraform, Jira, CI/CD, Security best practices
3mo
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Senior Account Executive, Navy Sector
United States
$195k-$260k/yr RemoteFull Time
Mattermost
Mattermost: Secure collaboration platform for defense and enterprise teams.
7+ YOESeven+ years enterprise software sales, Navy/DoD experience, DoD security clearance, Salesforce CRM, strong Navy network, willingness to travel.
Salesforce
4mo
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Senior Forward Deployed Engineer
United States
$170k-$245k/yr RemoteFull Time
Mattermost
Mattermost: Secure collaboration platform for defense and enterprise teams.
Strong Go, Python, or TypeScript; full-stack skills; capable in classified environments; travel; DoD/national security experience preferred.
Go, Python, TypeScript, Kubernetes, APIs
4mo
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Senior Technical Account Manager (UK) (Bilingual French)
United Kingdom
RemoteFull Time
Mattermost: Secure collaboration platform for defense and enterprise teams.
5+ YOE5+ years in technical account management or similar; strong Linux, networking, containers; scripting; DevOps/CI, security.
Linux, Docker, Kubernetes, Python, Go, Bash, Node.js, GitHub, GitLab, Jenkins, Terraform, Jira, SSO, SAML, OAuth, LDAP
5mo
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Staff Software Engineer, Testing Infrastructure
United States
$144k-$200k/yr RemoteFull Time
Mattermost
Mattermost: Secure collaboration platform for defense and enterprise teams.
8+ YOE8+ years in software testing, quality engineering, or test infrastructure; strong TS/Go/JS stack experience; AI/ML in testing preferred.
TypeScript, React, React Native, Go, PostgreSQL, Docker, Kubernetes, Playwright, Cypress, Detox
5mo
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Lead Site Reliability Engineer
United States
$170k-$200k/yr RemoteFull Time
Mattermost
Mattermost: Secure collaboration platform for defense and enterprise teams.
5+ YOE5+ years in site reliability DevOps or cloud infra; Kubernetes; Terraform; AWS; observability; incident mgmt; automation; strong cross-functional communication.
Kubernetes, Terraform, AWS, Grafana, Prometheus, Python, Bash
5mo
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Commercial Account Manager (EMEA)
Germany or United Kingdom
RemoteFull Time, Contract
Mattermost: Secure collaboration platform for defense and enterprise teams.
2+ YOE2–5+ years in sales/account management; strong discovery, communication, and deal execution; CRM experience (Salesforce preferred).
Salesforce, CRM
5mo
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Account Manager - Federal
United States
$127k-$180k/yr RemoteFull Time
Mattermost
Mattermost: Secure collaboration platform for defense and enterprise teams.
3+ YOE3-5+ years in sales/account management; strong discovery and deal execution; CRM experience; US citizen eligible for security clearance.
Salesforce, CRM
6mo
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Technical Sales Engineer/ Lead
Tokyo, Tokyo, Japan
RemoteFull Time
Mattermost
Mattermost: Secure collaboration platform for defense and enterprise teams.
10+ YOE10+ years in cybersecurity or high-growth SaaS; defense/national security domain; native Japanese and proficient English; travel up to 50%.
Cybersecurity, SaaS, On-Premises, Air-Gapped, Cloud