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Sr. Machine Learning Engineer, ML Systems Evaluation Engineering

Cupertino, United States of America💼 Full-time🗓 2026-09-10 → 2026-09-28

Core

Build large-scale evaluation systems and datasets for Siri and Apple Intelligence using LLMs to assess model changes and conversation naturalness.

Role type

Senior Machine Learning Engineer (ML Systems Evaluation)

Builds

Offline evaluation insights, evaluation datasets, and adversarial scenarios for conversational AI models

Domain

Consumer AI / Conversational AI / Large Language Models

Deliverable

production ML models

Required skills

Large Language Models (LLM), LLM-as-a-Judge, Generative AI, dataset curation, Python, statistical evaluation, natural language understanding

Preferred skills

Conversational AI domain knowledge, evaluation coverage definition, cross-functional ML product delivery, systems engineering

Technologies

Python, Large Language Models, Generative AI

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