Mozilla

Maker of the Firefox browser, wholly owned by the nonprofit Mozilla Foundation, with a mission to keep the internet open and accessible.

Services Software (Firefox, Open Web)

Visit Mozilla

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San Francisco, California, USA HQ

201-1000 company size

2005 founded

Open jobs at Mozilla

26 jobs

Contract Staff Software Engineer – WebCompat & Bug Triage

Frontend Engineer Full-time

Canada Oct 20, 2026

Contract Sr Data Analyst (SQL,Telemetry,Browser Engine)

Product Analyst Full-time

Canada, Germany, United Kingdom Oct 20, 2026

Senior Contract C++ / JavaScript Software Engineer Firefox (Browser Engine)

Systems Engineer Full-time

Germany, United Kingdom, France Oct 20, 2026

Senior Contract C++ / JavaScript Software Engineer (Browser Engine)

Systems Engineer Full-time

Belgium, Denmark, Finland, France, Netherlands, Poland Oct 20, 2026

Contract Staff Software Engineer - (Firefox) C++,Storage Encryption

Systems Engineer Full-time

Canada, Germany, United Kingdom Oct 20, 2026

Contract Staff Software Engineer-Bug Burndown

Systems Engineer Full-time

Germany, United Kingdom Oct 20, 2026

Senior Manager, Accounting & Finance

Controller Full-time

United States Oct 20, 2026

Sr. Executive Assistant

C-Suite Executive Assistant Full-time

United States Oct 19, 2026

Staff Application Engineer, Salesforce

Salesforce Developer Full-time

United States Oct 19, 2026

Senior Payroll Analyst

Payroll Specialist Full-time

United States Oct 17, 2026

Senior Financial Analyst

Financial Planning & Analysis (FP&A) Full-time

United States Oct 17, 2026

Senior Security Engineer - SecOps

Security Engineer Full-time

Germany, United Kingdom, Finland, Belgium, Spain, Netherlands, Sweden Oct 17, 2026

Staff Technical Support Manager, Enterprise

Technical Support Engineer Full-time

Germany Oct 17, 2026

Policy Communications Lead

PR / Communications Full-time

Germany Oct 16, 2026

Software Engineer, Firefox Desktop Integrations

Systems Engineer Full-time

Canada Oct 15, 2026

Senior Software Engineer, Firefox Security

Security Engineer Full-time

France, Germany, Sweden, Netherlands, Spain, Belgium, Finland, United Kingdom Oct 14, 2026

Staff Firefox Performance Engineer

Systems Engineer Full-time

United States Oct 9, 2026

Staff Data Scientist, Ads

Marketing Data Scientist Full-time

United States Sep 29, 2026

Senior Strategic Account Executive, Firefox Enterprise

Account Executive (Mid-Market / Enterprise) Full-time

Germany Sep 29, 2026

Strategic Account Manager, Firefox Enterprise

Account Manager Full-time

France, Germany Sep 24, 2026