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Join to apply for the DevSecOps Engineer role at Mistral AI

About Mistral

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.

About Mistral

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 democratize AI through high-performance, optimized, open-source and cutting-edge models, products and solutions. Our comprehensive AI platform is designed to meet enterprise needs, whether on-premises or in cloud environments. Our offerings include le Chat, the AI assistant for life and work.

We are a dynamic, collaborative team passionate about AI and its potential to transform society.

Our diverse workforce thrives in competitive environments and is committed to driving innovation. Our teams are distributed between France, USA, UK, Germany and Singapore. We are creative, low-ego and team-spirited.

Join us to be part of a pioneering company shaping the future of AI. Together, we can make a meaningful impact. See more about our culture on https://mistral.ai/careers.

Role Summary

We are seeking a seasoned DevSecOps Engineer to own and embed security across our product development lifecycle. In this role, you will drive a security-first culture, collaborating closely with product engineering teams to harden our platforms, customer-facing applications, and internal tooling. Your mission: secure our production environments while empowering developers with seamless, security-conscious workflows.

Location: Paris or London

Reporting line: SRE Lead

What you will do

As a DevSecOps Engineer, your responsibilities will include (but may not be limited to):

Security Strategy & Governance

• Evaluate and map the existing security posture to identify gaps and improvement opportunities
• Develop a forward-looking DevSecOps roadmap, leveraging AI/ML to enhance threat detection and response
• Establish measurable KPIs for security performance, reliability, and compliance adherence
  
  
  

• Build and optimize high-performance security test suites for CI/CD pipelines
• Seamlessly integrate static (SAST), dynamic (DAST), and software composition analysis (SCA) tools with minimal latency
• Enhance testing efficiency through parallel execution and real-time vulnerability feedback
• Create custom scripts/tools to address unique security challenges where off-the-shelf solutions fall short
  
  
  

• Oversee security across the entire SDLC—from development and deployment to production monitoring
• Standardize DevSecOps practices to ensure consistency across all engineering teams
• Automate security validation
• Enforce versioning for all artifacts: application code, infrastructure templates, security policies, and configurations
• Implement IaC with baked-in security guards (e.g., Terraform with policy-as-code)
• Manage Kubernetes RBAC, network policies, and pod security to enforce least-privilege access
• Administer secrets and certificates via centralized tools (e.g., HashiCorp Vault, AWS Secrets Manager)
• Ensure alignment with regulatory and internal security frameworks (e.g., SOC 2, ISO 27001, CIS benchmarks)
  
  
  

• Partner with development and operations teams to embed security into daily workflows
• Lead training initiatives to upskill teams on secure coding, threat modeling, and incident response
• Champion a security-first mindset, driving cultural adoption of DevSecOps principles across the organization
  
  
  

• Improve CI/CD and build systems
• Implement static and dynamic code analysis tool
• Implement automated vulnerability analysis
• Optimize cloud registry (Docker, Azure, GCP)
  
  
  

• 7+ years of successful experience in a similar role (DevSecOps, DevOps, SRE...)
• Strong proficiency in:
• Scripting languages (Python, Go, Bash...) and software development best practices
• Site reliability engineering: root cause analysis, in-production troubleshooting, on-call rotations..
• Infrastructure operation and automation: CI/CD, containerization, orchestration, infra-as-code, monitoring, logging, alerting, observability..
• Exposure to:
• Multi-cloud infrastructures (and ideally on- premise environments)
• Security Tools & Approaches: OWASP, SAST, DAST, SCA, vulnerability scanners
• Regulatory compliance and internal security frameworks (e.g., SOC 2, ISO 27001, CIS benchmarks)
• Proven:
• Problem-solving and communication skills — ability to contextualizing, gauging risks and getting buy-in for high stakes and impactful solutions
• Ownership, high agency and desire to improve things for others
• Autonomy, self-drive and ability to work well in a fast-paced startup environment
• Low ego and team spirit mindset
  
  
  

• Intro Call - 30 min
• Tech Culture Interview - 30 min
• Technical Rounds - 3 x 45 min
• Culture-fit Discussion - 30 min
• Reference Calls
  
  
  

• for the first month of their onboarding (accommodation and travelling covered)
• then at least 3 days per month
  
  
  

Seniority level

• Seniority level

  Not Applicable

Employment type

• Employment type

  Full-time

Job function

• Job function

  Engineering and Information Technology

• Industries

  Technology, Information and Internet

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