Senior Engineering Manager scaling Mozilla’s open - source Thunderbolt AI product. Leading engineering execution, people management, and production readiness for enterprise adoption.

A lot of companies say they’re “mission-driven.” Our unique corporate structure guarantees that every decision we make upholds our mission: to ensure the internet remains open and accessible.
Beholden to neither shareholders nor investors, Mozilla Corporation is wholly owned by the not-for-profit Mozilla Foundation.
Along with our communities of 20,000+ contributors and collaborators, Mozilla Corporation’s staff designs, builds, and distributes software that allows people to enjoy the internet on their own terms.
Our flagship product — the Firefox browser — has expanded into a family of products that protects users and alerts them of risks, safeguards passwords and provides a secure VPN (with more to come).
By maintaining a safe, open internet we're helping humanity, while also helping the individual humans employed here to reach their personal and professional goals.
With a relatively small team serving hundreds of millions of people, a culture of exploration, and a commitment to mentorship, opportunities abound to learn and grow at Mozilla.
Browse and apply for open jobs at Mozilla.
Senior Engineering Manager scaling Mozilla’s open - source Thunderbolt AI product. Leading engineering execution, people management, and production readiness for enterprise adoption.
Mozilla, an open - source internet technology company, seeks a lifecycle marketing operations manager for Firefox Mobile growth in Canada. Coordinating ASO, campaigns, launches, localization, reporting and AI - assisted workflow automation.
Release engineer optimizing build and deployment pipelines for Mozilla’s open - source Firefox browser. Scaling software delivery, improving developer experience, and supporting reliable releases across platforms.
Mozilla release engineer optimizing Firefox build, test, and deployment pipelines at global scale. Improving developer experience, maintaining automation, and responding to critical service outages without an on - call rotation.
Brand copywriter simplifying complex technology and policy ideas for Mozilla Foundation campaigns. Creating clear, compelling copy across web, email, social, video, and paid channels.
Engineering Manager leading distributed teams improving Mozilla Firefox Desktop user experiences. Driving frontend innovation, quality software delivery, and cross - functional collaboration for an open - source browser.
Senior iOS Engineer building Thunderbird’s privacy - focused email application for Canadian users. Improving mobile architecture, reliability, security, and performance within an open - source ecosystem.
Senior iOS Engineer developing Thunderbird’s privacy - focused mobile email application. Improving architecture, performance, security, and reliability for millions of open - source users.
Staff Design Engineer shaping Thunderbolt, Mozilla’s open - source AI client for enterprise organizations. Building prototypes, front - end experiences, and trusted AI workflows from concept through production.
Part - time social media creator producing Instagram Reels and Stories for Mozilla Foundation’s open - internet mission. Developing educational, entertaining content that builds awareness and community.
Engineering Manager leading a team of software engineers on Firefox Suggest Ads initiatives at Mozilla. Focusing on privacy - respecting advertising systems and collaborating with cross - functional stakeholders.
Senior Software Engineer on Ecosystem Services Team at Mozilla developing backend systems. Owning services end to end, collaborating with cross - functional teams for reliable features.
Senior Software Engineer working on the accessibility engine for Firefox at Mozilla. Collaborating with teams to create web technologies that are inclusive and accessible.
Director of Product Management at Mozilla focusing on gaming market strategies and product development. Building businesses from the ground up in the New Products organization.
Senior Staff Engineer at Mozilla leading architectural design for next - gen AI agent frameworks and workflows. Focused on building and scaling autonomous capabilities in a remote role within a fast - paced team.
Senior Software Engineer contributing to Firefox installations, updates, and OS integrations at Mozilla. Collaborating with distributed teams to deliver high - quality software solutions.
Staff Program Manager at Mozilla managing Trust & Safety programs. Collaborating with cross - functional teams to design and implement safety and compliance initiatives.
Director of Product Management at Mozilla shaping new gaming products and building market strategies for the gaming sector. Leading teams and product vision in the gaming and open web intersection.
Senior Software Engineer developing and maintaining features for Mozilla's Internal Developer Infrastructure Platform. Focus on CI/CD, Kubernetes optimization, and cost - effective production tasks.
Senior Engineering Manager leading technical execution and people management for Thunderbolt, an AI product initiative at Mozilla. Driving engineering excellence and product maturity with a remote team.