Research Engineer - Mechanistic Interpretability & AI Insight

Acceler8 Talent; San Francisco (CA); On-site; USD 140,000 - 190,000; Full time

Job summary

Acceler8 Talent is seeking a Research Engineer focused on Interpretability Systems in the San Francisco area. The role centers on understanding what happens inside large language models, not production ML, MLOps, or large-scale training infra.

You will build experimental systems, develop tooling, and run fast, greenfield research cycles to test ideas and push forward interpretability, alignment, and RL research. This is a hands-on, lab-focused role for curious engineers.

Qualifications

• Strong software engineering fundamentals.
• Experience with experimental ML / research systems.
• Comfort working close to model internals.
• Interest in interpretability, alignment, RL, or mechanistic understanding.
• PhD helpful, not required.

Responsibilities

• Research and develop interpretability tooling and experiments.
• Conduct activation tracing and mechanistic analysis of language models.
• Create benchmarks and tools to advance interpretability research.

Skills

Software engineering fundamentals

Experimental ML / research systems

Understanding model internals

Interest in interpretability / RL

PhD helpful

Job description

Acceler8 Talent is seeking a Research Engineer focused on Interpretability Systems in the San Francisco area. The role centers on understanding what happens inside large language models, not production ML, MLOps, or large-scale training infra.

You will build experimental systems, develop tooling, and run fast, greenfield research cycles to test ideas and push forward interpretability, alignment, and RL research. This is a hands-on, lab-focused role for curious engineers.