Mozilla
This role focuses on designing, building, and implementing security and hardening features for enterprise users to strengthen Firefox's security posture. The position involves advancing the browser's security architecture across multiple operating systems and contributing to security initiatives by investigating issues and delivering robust fixes. The engineer will also work to improve browser reliability and performance in a complex, multithreaded environment.
Headquarters
San Francisco, California, United States
Company Size
501-1000 employees
Founded
2005
Mozilla is a global non‑profit organization dedicated to keeping the internet open, secure, and under people’s control — summed up by its motto “Internet for people, not profit.” It builds open‑source products like the Firefox browser and privacy‑focused tools, and conducts research, advocacy, and standards work to promote user privacy, competition, and a healthy web ecosystem. Mozilla’s work is sustained by a global community of contributors, partnerships, donations, and a mix of mission‑driven ventures, with opportunities to join or contribute through careers and volunteer programs.
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Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
View leadership team, funding history,
and employee contacts for Mozilla.
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