Full-Time Sr Staff Machine Learning Engineer, GenAI

Mozilla is hiring a remote Full-Time Sr Staff Machine Learning Engineer, GenAI. The career level for this job opening is Expert and is accepting USA based applicants remotely. Read complete job description before applying.

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Mozilla

Job Title

Sr Staff Machine Learning Engineer, GenAI

Posted

Career Level

Full-Time

Career Level

Expert

Locations Accepted

USA

Salary

YEAR $216000 - $288000

Job Details

The Firefox team is seeking a Senior Staff Machine Learning Engineer to develop new machine learning driven products and tools, enabling safe and healthy AI experiences in Firefox.

What you’ll do:
  • Take on large open-ended problems and drive them to completion.
  • Identify strategic opportunities where Large Language models improve the experience in Firefox.
  • Lead the design, development, and integration of innovative AI and machine learning models in Firefox.
  • Stay up-to-date with the latest advancements in AI.
  • Lead by example to upskill the team on AI.
What you'll bring:
  • 8+ years experience as an engineer in machine learning.
  • Experience with shipping LLMs and multimodal models in user-centric products.
  • Deep understanding of fundamental machine learning concepts.
  • Consistent track record of technical leadership across multiple teams.
  • Experience with tooling in the AI ecosystem.
  • Experience with design of experiments, survey design, and large-scale AB testing
  • Experience with responsible AI.
Bonus Points
  • Experience with working on on-device machine learning models.
  • You have previously successfully contributed to an open source project.
  • Experience with the browser architecture or ecosystem.

FAQs

What is the last date for applying to the job?

The deadline to apply for Full-Time Sr Staff Machine Learning Engineer, GenAI at Mozilla is 1st of August 2025 . We consider jobs older than one month to have expired.

Which countries are accepted for this remote job?

This job accepts [ USA ] applicants. .

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