CareerPlan

Sr. Model Engineer, RL Training Framework

Palo Alto, CAFull-time$180k–$400k2026-11-05 → 2026-11-10

Core

Design and implement systems for reinforcement learning (RL) training workloads, optimizing performance and scalability for large-scale neural network training.

Role type

Senior IC machine-learning infrastructure engineer (RL training)

Builds

RL training framework and infrastructure for large-scale neural network training

Domain

Artificial Intelligence / Reinforcement Learning / High-Performance Computing

Deliverable

production ML models

Required skills

Python, PyTorch, JAX, Rust, C++, large model training (1B+ parameters), distributed systems optimization, RL numerics, RL techniques

Preferred skills

large-scale LLM training infrastructure, debugging and optimizing efficiency of distributed systems

Technologies

Python, PyTorch, JAX, Rust, C++