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Mistral AI

CyberSecurity Engineer, DevSecOps

Mistral AI
onsite senior full-time Paris
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First indexed 24 Apr 2026

Description

About Mistral AI

At Mistral AI, we believe in the power of AI to simplify tasks, save time, and enhance learning and creativity. Our technology is designed to integrate seamlessly into daily working life.

We are looking for a DevSecOps Engineer to architect and maintain the security posture of our rapidly scaling AI infrastructure and application lifecycle. You will treat security as a seamless enabler for our research and engineering teams.

Your objective is to embed robust security controls into our CI/CD pipelines, infrastructure environments, and developer workflows, without compromising deployment velocity.

Responsibilities

  • Drive threat modeling and risk prioritization exercises, serving as the security counterpart to system-design reviews for our core infrastructure and new products.
  • Own end-to-end vulnerability management across CI/CD pipelines and runtime environments, covering both underlying infrastructure and applications.
  • Secure our Kubernetes deployments and containerized workloads, implementing advanced pod and node hardening to prevent lateral movement across distributed systems.
  • Define and enforce Infrastructure-as-Code security by building robust Terraform guardrails and integrating policy-as-code directly into deployment pipelines.
  • Design and execute a comprehensive security tooling strategy, managing solutions for CNAPP, CSPM, SAST, SCA, secrets management, and SBOM-CVE tracking.
  • Champion developer enablement by building secure defaults, streamlining remediation workflows, and drafting actionable security guidelines.
  • Build foundational security automation to scale alongside hyper-growth, minimizing manual overhead while establishing a pragmatic security culture from the ground up.

About you

  • 5+ years of experience in DevSecOps, Security Engineering, or Cloud Security, ideally acting as an early security hire in a fast-paced or hyper-scale environment.
  • Deep understanding of Kubernetes and container security, alongside strong experience securing Infrastructure-as-Code (Terraform) across major cloud providers.
  • Strong programming and scripting skills (Python, Go, or similar) to build security automation and seamlessly integrate diverse security tools into the developer workflow.
  • Extensive experience deploying and tuning modern security tooling with a pragmatic approach to vulnerability management and threat modeling.
  • Strong communication skills with a proven track record of partnering with developers and researchers to embed secure defaults without creating engineering friction.

Hiring Process

  • Introduction call - 30 min
  • Hiring Manager interview - 30 min
  • Technical Rounds - Scripting Interview - 45 min - Dee-Dive interview - 55 min
  • Culture-fit discussion - 30 min
  • References

By applying, you agree to our Applicant Privacy Policy.

Additional Information

Location & Remote

The position is based in our Paris HQ offices and we encourage going to the office as much as we can (at least 3 days per week) to create bonds and smooth communication. Our remote policy aims to provide flexibility, improve work-life balance and increase productivity. Each manager can decide the amount of days worked remotely based on autonomy and a specific context (e.g. more flexibility can occur during summer). In any case, employees are expected to maintain regular communication with their teams and be available during core working hours.

What we offer

๐Ÿ’ฐ Competitive salary and equity package

๐Ÿง‘โ€โš•๏ธ Health insurance

๐Ÿšด Transportation allowance

๐ŸฅŽ Sport allowance

๐Ÿฅ• Meal vouchers

๐Ÿ’ฐ Private pension plan

๐Ÿผ Generous parental leave policy

By applying, you agree to our Applicant Privacy Policy.

This listing is enriched and indexed by YubHub. To apply, use the employer's original posting: https://jobs.lever.co/mistral/94a331c8-0ddf-4e88-a6ad-7a70c212e0fa