senior machine learning Research Scientist ic 2+ yrs Master's · Posted Jan 28, 2026
$136,000 – $184,000
USD per year

About this role

Amazon is hiring a senior-level Research Scientist in the machine learning function based in Boston, MA. The posting calls out experience with Python, R, SQL, LLMs and roughly 2+ years of relevant work. Listed education preference: a master's degree or equivalent. Compensation is listed at $136,000–$184,000 per year.

Role
Research Scientist
Function
machine learning
Level
senior
Track
Individual contributor
Employment
Full-time
Location
Boston, MA
Experience
2+ years
Education
Master's degree
Department
Research Science
Posted
Jan 28, 2026
AI Summary
Sr. Domain Expert Lead providing strategic oversight of human-in-the-loop and model-in-the-loop data pipelines while mentoring junior team members. Ensures data quality excellence, collaborates with AI teams on LLM training data, and maintains cutting-edge domain expertise. Experimental role supporting a business pilot for up to 12 months.

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Job description

from Amazon careers

**This is an experimental role to support a business pilot and can potentially span up to 12 months** Embark on a transformative journey as our Sr. Domain Expert Lead, where intellectual rigor meets technological innovation. As a Sr. Domain Expert Lead, you will blend your advanced analytical skills and domain expertise to provide strategic oversight to our human-in-the-loop and model-in-the-loop data pipelines. You will also provide mentorship and guidance to junior team members. Your responsibilities will ensure data excellence through strategic oversight of high-quality data output, while delivering expert consultation throughout the pipeline and fostering iterative development. This position directly impacts the effectiveness and reliability of our AI solutions by maintaining the highest standards of data quality throughout the development process while building capability within the broader team. Key job responsibilities • Serve as a trusted domain advisor to cross-functional teams, providing strategic direction and specialized problem-solving support • Champion domain knowledge sharing across multiple channels and teams to maintain data quality excellence and standardization • Drive collaborative efforts with science teams to optimize output of complex data collections in your domain expertise, ensuring data excellence through iterative feedback loops • Foster team excellence through mentorship and motivation of peers…

This is an excerpt. Read the full job description on Amazon careers →
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