TL;DR

Lead AI Scientist Safety (AI): Leading the safety team to develop model- and system-level safeguards for frontier AI models with an accent on post-training methods, adversarial robustness, and agentic risk mitigation. Focus on building evaluation tooling for automated red-teaming, managing research execution, and ensuring the safety of enterprise-grade AI solutions.

Location: Paris (Hybrid)

Company

Mistral AI is a pioneer in high-performance, open-source AI models and solutions designed to democratize intelligence for enterprise and personal use.

What you will do

  • Manage the day-to-day execution and technical prioritization of the safety research team.
  • Develop post-training methods and system-level safeguards for adversarial scenarios.
  • Build and deploy evaluation tooling for red-teaming and monitoring model safety.
  • Conduct research on agentic risks, alignment, and adversarial robustness.
  • Coach and mentor team members to foster professional and technical growth.
  • Contribute directly to the technical stack and research initiatives as an individual contributor.

Requirements

  • 8+ years of experience in AI/ML research or engineering.
  • Proven leadership experience in building and scaling high-performance AI teams.
  • Deep technical mastery of machine learning, deep learning, and AI systems.
  • Highly proficient in software engineering using Python.
  • Hands-on experience with AI frameworks like PyTorch or JAX and distributed systems like Ray or Kubernetes.

Nice to have

  • Hands-on experience training large transformer models in a distributed fashion.
  • Prior experience specifically in AI safety or alignment.
  • Interdisciplinary expertise in ethics, policy, or governance.
  • Strong publication record in relevant scientific domains.

Culture & Benefits

  • Competitive cash salary and equity package.
  • Full health insurance coverage for employee and family.
  • Generous parental leave policy.
  • Daily meal vouchers and fitness access programs.
  • Visa sponsorship support.
  • Access to professional BetterUp coaching.