Job Overview:
As the Director of the Planner Modeling Team – Siri at Apple, you will lead the development of the core model that drives Siri’s behavior, determining when and how to call tools on the user’s behalf. You will work at the forefront of LLMs, collaborating with teams across simulation, evaluation, context engineering, and data generation, while engaging with the Architecture Committee and Evaluation Infrastructure team to align on strategic directives. Your responsibilities include improving model performance through prompt iteration and evaluation tools, benchmarking internal and external models, and performing failure analyses to advocate for system-wide changes. Additionally, you will lead and prioritize team efforts, facilitate clear communication, onboard new engineers, and communicate progress to leadership and cross-functional partners in weekly reports and meetings.
>> View full job details on Apple’s official website.
Resume and Interview Tips:
To tailor your resume for the Director, Planner Modeling Team – Siri role at Apple, focus on highlighting your expertise in language models and agentic systems, as well as your experience in managing technical teams through ambiguity. Emphasize specific projects where you improved model performance through prompt iteration and evaluation tools, and showcase your ability to collaborate cross-functionally to achieve customer-focused outcomes. Quantify your impact where possible, such as improvements in model accuracy or efficiency, and include any experience with benchmarking and failure analysis. Your resume should reflect your passion for cutting-edge technologies and your ability to translate leadership goals into actionable tasks, making it clear why you are the ideal candidate for this leadership role.
During the interview for the Director, Planner Modeling Team – Siri position, expect to discuss your technical expertise in language models and agentic systems in depth. Be prepared to provide examples of how you have improved model performance through prompt optimization and evaluation tools, as well as your approach to managing teams in ambiguous situations. The interviewer will likely assess your cross-functional collaboration skills and your ability to align technical efforts with strategic goals. Practice articulating your thought process clearly, as communication is key in this role. Additionally, be ready to discuss your experience with benchmarking and failure analysis, and how you have advocated for system-wide changes based on your findings. Demonstrating your passion for innovation and your ability to lead in a fast-paced environment will be crucial to making a strong impression.