# Data Scientist Expert

**Company:** [Wiz](https://hotfix.jobs/companies/wiz)
**Location:** Tel Aviv, Israel
**Role:** Data Science
**Experience:** 5+ years
**Skills:** Python, LLMs, AI Agents, Prompt Engineering, Fine-Tuning, Deep Learning, Transformers, Hugging Face, LangChain, OpenAI, scikit-learn, TensorFlow, PyTorch, Cloud-Native Architecture, Cybersecurity
**Posted:** 2026-05-14

> Leads applied research and development of LLM-powered systems and autonomous AI agents for cloud security. The role requires 5+ years leading data science and machine learning projects, strong practical LLM expertise, cloud-native experience, and an advanced degree or equivalent experience.

## Job Description

## Responsibilities

- Lead applied research on AI agents and LLM-driven features in the Wiz platform, including autonomous threat investigation agents and AI-powered security operations workflows.
- Leverage LLMs to improve customer investigation experiences and develop novel AI applications for cloud security.
- Collaborate with engineering teams to design, build, and maintain production pipelines.
- Work with Security Research and Product teams to define research goals.
- Conduct experiments and evaluate AI models, algorithms, and techniques using real-world datasets and simulated environments.
- Stay current with AI methodologies, frameworks, and tools and apply them to improve the accuracy, efficiency, and scalability of security solutions.

## Requirements

- M.S. or Ph.D. in computer science, statistics, or a related field, or equivalent work experience.
- 5+ years of experience leading data science and machine learning projects, including significant hands-on experience building LLM-based applications or AI agents.
- Practical experience with LLMs, including prompt engineering, fine-tuning, model selection, and evaluating trade-offs across providers and model families.
- Experience with distributed cloud systems and cloud-native architectures at scale.
- Strong knowledge of deep learning models and common architectures such as transformers.
- Python programming experience and familiarity with AI frameworks such as Hugging Face, LangChain, OpenAI, scikit-learn, TensorFlow, and PyTorch.
- Ability to work independently in a fast-paced environment and develop creative solutions to challenging problems.
- Excellent written, verbal, and presentation skills.

## Nice to Have

- Knowledge of cybersecurity principles, attack vectors, and defense mechanisms.

## Compensation and Benefits

- Applicants must have the legal right to work in the country where the position is based.
- This role does not offer visa sponsorship.

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