Mozilla is hiring a Senior Security Engineer to manage the Mozilla Web Bug Bounty program, act as primary interface with external researchers/platforms (e.g., HackerOne), lead triage and technical validation across intake channels, drive end-to-end remediation with engineering teams, collaborate with SIRT on incidents, and perform targeted code reviews (primarily JavaScript and Python). Requires 3+ years in a security engineering role and experience with bug bounty programs and modern cloud technologies.

Senior Security Engineer responsible for owning and scaling Mozilla’s web bug bounty program (HackerOne and other intake channels), leading triage and technical validation of reports, driving end-to-end vulnerability remediation, performing targeted code reviews (primarily JavaScript and Python), collaborating with the Security Incident Response Team on incidents, and improving tooling and processes. Requires 3+ years in security engineering and experience with bug bounty programs and modern cloud technologies.

Mozilla seeks a Senior Business Development Manager to identify design partners, build pipeline, run technical sales cycles, shape pilots/POCs, and convert early demand into commercial deployments for a new browser automation platform. The role requires strong technical fluency, experience in enterprise/technical sales or partnerships (particularly in developer infrastructure, AI, automation, security, or browser technology), and the ability to work in an early-stage, ambiguous environment. The role is remote and may require travel for customer meetings and events.

Mozilla is hiring a Senior Business Development Manager to own customer and partner GTM for a new browser automation infrastructure product. Responsibilities include identifying and engaging design partners, building pipeline, running discovery and technical sales cycles (LOI, POC, pilot), forming integration and co-sell partnerships, and translating customer needs into product and commercial outcomes. Role may require travel for customer meetings and events.

Mozilla’s New Products team seeks a Senior Business Development Manager to identify design partners, drive enterprise-led sales (LOI, POC, pilots, early contracts), and develop partnerships with AI platforms and infrastructure vendors. The role requires technical fluency, experience in customer-facing revenue or partnerships roles, and collaboration with engineering; may require travel.

Experienced Creative Producer role focused on Firefox marketing. Responsible for end-to-end campaign production and creative operations, managing external agencies and contractors, running RFPs and contracts, maintaining budgets and timelines, coordinating stakeholders (Product Marketing, Comms, Data & Insights, regional teams), and contributing to team operations and process development. Requires 5+ years of relevant experience.

Lead a geographically distributed frontend engineering team for Firefox Desktop (Windows, Linux, macOS). Own delivery, engineering processes, hiring and development; collaborate with Product, UX, QA, Operations and Data Science. Requires a software engineering background, experience delivering user-facing front-end products, and 4+ years leading engineers. Salary ranges provided for Canada (CAD).

Mozilla is hiring a Senior Strategic Account Executive for Firefox Enterprise to grow adoption across DACH (Germany, Austria, Switzerland). The role is remote and focused on developing new enterprise, regulated, and public-sector opportunities, owning the full sales cycle from prospecting to close, enabling pilots and rollouts, and partnering with Solutions Engineering and regional business development. Advanced written and verbal proficiency in German and English is required.

Mozilla is hiring a Senior Strategic Account Executive for Firefox Enterprise to develop and close enterprise opportunities across DACH. The role owns the full sales cycle—prospecting through close—partners with Solutions Engineering, and engages senior IT, security, procurement, and compliance stakeholders. Strong experience in enterprise SaaS, infrastructure, security or platform sales and fluency in English and German are required.

Customer-facing senior technical role partnering with Sales to lead discovery, solution design, pilots, and rollouts for Firefox Enterprise in secure, regulated enterprise environments across DACH. Requires 7+ years' experience in solutions/sales/security engineering, strong enterprise security and deployment skills (GPO/MDM, SSO/MFA, PKI, SIEM, etc.), excellent communication, English fluency and native-level German.

Senior Solutions Engineer (DACH) for Firefox Enterprise responsible for partnering with sales to design, validate, and deploy Firefox Enterprise across Germany, Austria, and Switzerland. Requires 7+ years in solutions/sales/architecture roles, native-level German and strong English, and hands-on expertise in enterprise security, IAM, policy management, PKI, SSO/MFA, SIEM/DLP/CASB, GPO/MDM, and Kubernetes/Helm.