Apple

Applied Machine Learning Engineer - SEAR

Apple
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10 hours ago
Barcelona, Spain or Madrid, SpainMid Level

Responsibilities

  • Design and develop AI-enhanced systems using large language models, agentic workflows, and machine learning for security research.
  • Build practical, scalable approaches that help researchers navigate large codebases, reason about attack surfaces, and identify subtle vulnerabilities.
  • Use raw data and expert behavior to develop machine learning systems that complement fuzzing, static analysis, dynamic analysis, and manual inspection.
  • Collaborate with security researchers to validate and challenge innovations during real-world security evaluations.
  • Analyze security challenges across Apple’s full stack, including custom silicon, microarchitectural elements, boot ROMs, firmware, kernels, system frameworks, browsers, and applications.

Requirements

  • Solid understanding of supervised, unsupervised, and reinforcement learning algorithms and evaluation methods.
  • Hands-on experience with agentic frameworks such as LangChain, LlamaIndex, or AutoGen for multi-step, tool-augmented workflows.
  • Familiarity with MLOps practices, model versioning, CI/CD pipelines, and experiment tracking tools such as MLflow or similar.
  • Strong software engineering and programming skills in languages such as Python, C, C++, Swift, or Objective-C.
  • Collaborative problem-solving and analytical skills.
  • Preferred: experience scaling LLM training and fine-tuning, including pretraining, SFT, and alignment.
  • Preferred: enthusiasm for offensive security and familiarity with fuzzing, static analysis, code-analysis tooling, reverse engineering, or binary analysis.

Tech Stack

CC++MLflowObjective-CPythonSwift

Categories

Apple

About Apple

10,000+ employees

Apple designs and sells consumer electronics, software, and services for consumers and professionals worldwide, including iPhone, Mac, iPad, Apple Watch, and AirPods, plus platforms like iOS/macOS and services such as the App Store, iCloud, Music, and TV+. Its business combines device sales with services and subscriptions and in-house silicon design. Founded in 1976, Apple is headquartered in Cupertino, California, and trades on NASDAQ as AAPL.

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