Offensive Security Engineer — Pentest & AI Tools

Mistral; Paris; Sur place; EUR 90 000 - 130 000; Plein temps

Avantages offerts par ce poste

Healthcare coverage

Relocation support

Wellness programs

Résumé du poste

Mistral is seeking skilled hands-on Pentesters to join our Offensive Security team in France. You will run our offensive solution on real client engagements, triage findings, and guide deployments while also testing Mistral's own systems for vulnerabilities.

You will travel to client premises, engage in multiple engagements, and help shape AI-powered security capabilities with senior, client-facing responsibilities. A strong track record in penetration testing and collaboration is essential.

Qualifications

• Current P0 specialty: web / AppSec + source-code review; also high-value: internal / Active Directory, cloud (AWS/GCP/Azure), CI/CD & supply chain
• Senior enough to run an engagement solo from scoping to delivery
• Uses AI in your workflow with a nuanced view of its capabilities and limitations
• Comfortable being client-facing, mobile, and switching between different engagements

Responsabilités

• Run our offensive security solution on real client engagements: scoping, tooling, delivering results
• Triaging output and killing false positives to provide high-quality findings
• Advise clients through deployment and remediation as a trusted security partner
• Travel to client premises and switch between engagements in a classic pentest cadence
• Pentest Mistral's own systems, finding vulnerabilities before our solution matures
• Hunt for vulnerabilities internally and on open-source targets between engagements
• Transfer knowledge to the internal security team
• Act as Mistral's first customer for our cyber harnesses
• Use real offensive expertise to steer the cyber harness and validate its output
• Benchmark human vs. agent performance to close the automation gap

Connaissances

Web AppSec

Source-code review

Active Directory

Cloud (AWS/GCP/Azure)

CI/CD & supply chain

AI/ML security

Penetration testing

Client-facing

Outils

Tools used in pentesting

Description du poste

Mistral is seeking skilled hands-on Pentesters to join our Offensive Security team in France. You will run our offensive solution on real client engagements, triage findings, and guide deployments while also testing Mistral's own systems for vulnerabilities.

You will travel to client premises, engage in multiple engagements, and help shape AI-powered security capabilities with senior, client-facing responsibilities. A strong track record in penetration testing and collaboration is essential.