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Mozilla
Mozilla makes browsers, apps, code and tools that put people before profit501-1000 EmployeesActively Hiring
- 4.3Highly ratedMozilla is highly rated on Glassdoor, with 4.3 out of 5 stars
- 4.5Work / Life BalanceEmployees rate Mozilla 4.5/5 on Glassdoor for work / life balance
Jobs at Mozilla
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Engineering
Senior Staff Data Engineer
NewPosted 6 days ago
Senior Staff Data Engineer
- Design, build, and improve systems to reliably and efficiently process data at the scale of tens of terabytes per day, and apply those systems to solve meaningful problems for the business.
- Evaluate new technologies. Work with Data Engineering and Data Platform Engineering not only to implement these technologies but also to set best-practice standards.
Remote only • Everywhere
Engineering
Staff Product Engineer, Enterprise AI
NewPosted 1 week ago
Staff Product Engineer, Enterprise AI
- Own the implementation of Thunderbolt product features from concept through launch, adoption, and iteration.
- Translate product vision, user needs, partner feedback, and enterprise requirements into practical technical plans and shipped product experiences.
Remote only • Remote
$185k – $220kProduct
Senior Staff Product Manager, Browser Control Platform
NewPosted 2 weeks ago
Senior Staff Product Manager, Browser Control Platform
- Own the shared foundation and the building blocks it gives other software, and make them reliable and secure.
- Push the open standard (WebDriver BiDi) forward, and build Firefox-only advantages the standard won’t cover
Remote only • Canada
$149k – $220kDesigner
Staff Designer, Rapid Prototyping
NewPosted 2 weeks ago
Staff Designer, Rapid Prototyping
- Build functional prototypes and product experiments directly in the Thunderbolt codebase.
- Translate ambiguous product ideas, user workflows, partner feedback, and enterprise needs into clear, usable product experiences.
Remote only • United States
$185k – $205kEngineering
Marketing Data Science Manager
NewPosted 2 weeks ago
Marketing Data Science Manager
- Set the strategy and roadmap for Marketing Data Science, prioritizing the highest-impact opportunities with key partners.
- Establish goals and measurement approaches for attribution, ROI, and campaign performance; deliver insights that improve marketing investment and outcomes.
Remote only • Canada
$149k – $220kProduct
Staff Product Manager, Search Experiences
NewPosted 3 weeks ago
Staff Product Manager, Search Experiences
- Define and drive the product strategy and roadmap for search features in the Firefox Desktop browser, driving search engagement and revenue.
- Lead end-to-end experimentation across browser search access points, default search experiences, and search suggestions.
Remote only • Canada
$116k – $171kEngineering
Front End Engineering Manager, Firefox Desktop
NewPosted 3 weeks ago
Front End Engineering Manager, Firefox Desktop
- Drive initiatives to deliver value to our users ensuring the software your team delivers is high quality, highly available, monitored, and maintainable.
- Help the team navigate trade-offs and drive alignment in a fast-paced field; balancing quick delivery with thoughtful, long-term approaches across a portfolio of user experiences in the browser.
Remote only • United States
$166k – $260kEngineering
Senior Staff Performance Engineer, Firefox
NewPosted 3 weeks ago
Senior Staff Performance Engineer, Firefox
- Write code and tests, build prototypes, tackle problems, profile and analyze performance bottlenecks
- Learn about a wide variety of problems and solutions across a large, complex, and evolving codebase
Remote only • Canada
$165k – $220kSales
Senior Lead, Enterprise Partnerships & Strategy
NewPosted 3 weeks ago
Senior Lead, Enterprise Partnerships & Strategy
- Help define and execute an enterprise strategy across MZLA’s products and services.
- Translate digital sovereignty priorities into clear enterprise and partnership requirements.
Remote only • United States
$175k – $220kEngineering
Staff Security Engineer
NewPosted 1 month ago
Staff Security Engineer
- Maintain and mature the ISMS, including the Statement of Applicability (SoA), risk treatment plans, and the Management Review Meeting (MRM) process and cadence.
- Support ISO 27001 and SOC 2 Type 2 audit execution—helping determine scope, preparing evidence and narrative artifacts, participating in auditor interviews and walkthroughs, and resolving auditor findings.
Remote only • Canada
$116k – $171kEngineering
Senior Mobile Engineer, iOS
NewPosted 1 month ago
Senior Mobile Engineer, iOS
- Build and refine Thunderbird’s mobile products and platform architecture.
- Improve scalability, performance, reliability, and user experience.
Remote only • Remote
$108k – $144kEngineering
Senior Mobile Engineer, iOS
NewPosted 1 month ago
Senior Mobile Engineer, iOS
- Build and refine Thunderbird’s mobile products and platform architecture.
- Improve scalability, performance, reliability, and user experience.
Remote only • Canada
$108k – $125kEngineering
Senior Software Engineer
NewPosted 1 month ago
Senior Software Engineer
- Lead backend development, building and maintaining server-side logic
- Take real ownership of the services you work on: deploy them, operate them, and keep them healthy in production rather than handing them off
Remote only • Remote
Engineering
Senior Security Engineer, Bug Bounty
NewPosted 1 month ago
Senior Security Engineer, Bug Bounty
- Own and scale Mozilla’s web bug bounty program, including strategy, prioritization, KPIs, and continuous improvement
- Act as the primary interface with external researchers and platforms (e.g., HackerOne), fostering a high-quality and trusted research community
Remote only • Remote