CareerPlan

Sr. Machine Learning Engineer, Amazon FAI

Boston, Massachusetts, United StatesFull-time$168k–$227k2026-10-15 → 2026-10-22

Core

Design, build, and maintain systems for creating frontier-quality assets to train and evaluate GenAI models, including agentic pipelines and RL gyms.

Role type

Senior Machine Learning Engineer (GenAI Infrastructure)

Builds

Agentic pipelines, RL gyms, and evaluation tooling for GenAI models

Domain

Generative AI, Large Language Models (LLMs), Reinforcement Learning

Deliverable

production ML models

Required skills

System design and architecture, Software development, Mentoring/Technical leadership, Project management, Technical strategy, Experiment planning

Preferred skills

Full SDLC experience, Code reviews, Source control, Testing, Operations

Technologies

GenAI frameworks, RL environments, Python (implied by standard practice)

Responsibilities

Develop tooling for agentic pipelines and RL gyms, Collaborate with scientists on experiments and feasibility, Manage project timelines and stakeholder communication, Educate team on best practices and influence technical strategy, Prototype new technology, Deliver high-quality software under tight schedules