Jobs at Mozilla

1,405 open positions

Mozilla, founded in 1998, is a global nonprofit that champions an open, free and secure internet. Its flagship product, the Firefox web browser, has driven privacy‑first features and open‑source innovation for over two decades.

Mozilla hires across a broad spectrum: software engineers, product managers, UX/UI designers, data scientists, security specialists, community leads, and marketing professionals. Interviews focus on problem‑solving, collaborative mindset, and alignment with Mozilla’s mission. Candidates can expect remote‑friendly arrangements, competitive benefits, and a culture that rewards experimentation.

Using Job Transparency’s Mozilla listings gives you instant access to real salary ranges, employee sentiment scores, and tenure data. This information lets you benchmark offers, negotiate confidently, and choose roles that match your career goals.

Senior Mobile Software Engineer

Company: Mozilla

Location: Silicon Valley CA

Posted Aug 31, 2022

Mozilla Corporation is a not-for-profit organization that aims to make the internet available, safe, and welcoming to everyone. The company's Privacy and Security product team is working on building new features and products to protect users' data and contribute to a safer internet.

Product Marketing Manager - Innovation

Company: Mozilla

Location: Remote

Posted Aug 30, 2022

Mozilla is hiring a Senior Product Marketing Manager to lead innovation and drive user adoption. The role requires a leader with strong EQ, marketing strategy skills, and experience in B2C marketing. Mozilla values diversity, equity, and inclusion and offers a remote work option.

Engineering Manager, Privacy and Security

Company: Mozilla

Location: Silicon Valley CA

Posted Aug 14, 2022

The job posting is for a key contributor on the CTO team at Mozilla, responsible for making fundamental improvements to Firefox and the Web, strengthening privacy and security for millions of users. The role requires experience in software development, people management, and leadership, with a focus on privacy and security.

Senior Product Manager, Data Products and Machine Learning

Company: Mozilla

Location: Remote

Posted Aug 10, 2022

Pocket is looking for a product manager to lead the development of machine learning and data products to power personalized content recommendations. The role requires experience in data products, machine learning, and building powerful workflows.

Director, Site Reliability Engineering

Company: Mozilla

Location: Remote

Posted Aug 12, 2022

The job posting is for an engineering director position at Mozilla, responsible for cloud infrastructure and team leadership. The role requires technical expertise, leadership skills, and collaboration with senior leadership and product engineering teams.

Staff Security Engineer

Company: Mozilla

Location: Remote

Posted Aug 15, 2022

The job posting is for a senior engineer to join the Mozilla Corporation's security team. The team is responsible for securing the company's public and private cloud stacks, protecting users, and ensuring the security of products and services. The ideal candidate will have experience in securing Kubernetes, cloud-native services, and infrastructure security, as well as experience with automation, DevOps, and Linux system administration.

Senior/Staff Software Engineer, Site Reliability (SRE) - Hubs Team

Company: Mozilla

Location: Silicon Valley CA

Posted Aug 10, 2022

Mozilla is building Hubs, a platform for decentralized virtual spaces, and is looking for a site reliability engineer to ensure the availability and performance of their services. The role involves writing code, monitoring servers, and participating in blameless retrospectives.

Product Manager

Company: Mozilla

Location: Remote

Posted Aug 11, 2022

Mozilla is looking for Product Managers to join their team and help shape the future of the internet. The role is great for recent college graduates or those new to product management. The company values diversity, equity, inclusion, and belonging, and offers a remote-friendly work environment.

Frequently Asked Questions

What does it feel like to work at Mozilla?
Mozilla fosters a culture of openness, where teams collaborate across product, engineering, and community to build privacy‑centred tools. Employees enjoy flexible remote work, regular hackathons, and the chance to contribute directly to Firefox and other open‑source projects. The mission‑driven environment rewards experimentation, continuous learning, and a strong sense of purpose.
What types of positions are available at Mozilla?
Mozilla’s hiring spans software engineering, product management, UX/UI design, data science, security, community outreach, marketing, operations, legal, finance, and HR. Roles range from junior to senior levels and include both full‑time and contract work, often with a focus on open‑source collaboration.
How can I stand out as an applicant for Mozilla?
Showcase open‑source contributions, especially to Firefox or related projects, and demonstrate a clear commitment to privacy and web standards. Highlight problem‑solving examples, quantify impact, and align your portfolio with Mozilla’s mission. Prepare for behavioral interviews by practicing the company’s core values, and for technical interviews by coding in languages like JavaScript, Rust, Python, and mastering browser‑related problems.

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