Pentester, Offensive Forward Deployment Engineer - Montreal

Mistral
Montreal
Workplace: OnsiteFull timeFunction: QA, Test & Release EngineeringSkills: ["Problem-solving","Attention to detail","Client communication","Adaptability"]

Run offensive security engagements using an evolving offensive solution, including scoping, executing tooling, triaging results, and advising clients on deployment and remediation. Between client engagements, pentest Mistral’s own systems and hunt vulnerabilities in open-source and real-world targets. Help guide a “cyber harness” by validating its outputs, benchmarking agent vs. human performance, and contributing to AI-powered offensive security capabilities.

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Mistral
Mistral
1 month ago

Pentester, Offensive Forward Deployment Engineer - Montreal

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Source: Company careers pageValidated by: Fursa AI
Last checked: 35 minutes agoStatus: Live

Job Summary

Run offensive security engagements using an evolving offensive solution, including scoping, executing tooling, triaging results, and advising clients on deployment and remediation. Between client engagements, pentest Mistral’s own systems and hunt vulnerabilities in open-source and real-world targets. Help guide a “cyber harness” by validating its outputs, benchmarking agent vs. human performance, and contributing to AI-powered offensive security capabilities.
Location: Montreal
Workplace: Onsite
Employment Type: Full time
Job Function: QA, Test & Release Engineering
Seniority: Mid level

Key Responsibilities

  • •Run the offensive security solution on real client engagements, including scoping, executing tooling, and delivering results.
  • •Triaging output to eliminate false positives and provide high-quality, actionable findings for clients.
  • •Advise clients through deployment and remediation, acting as a trusted security partner.
  • •Pentest Mistral’s own systems and hunt vulnerabilities internally and on open-source/in-the-wild targets between client engagements.
  • •Validate and triage cyber harness output, benchmark human vs. agent performance, and contribute to AI-powered offensive security capabilities.
Travel: Medium travel

Pay and Benefits

Perks:Health InsuranceParental LeaveRetirementRelocationWellness StipendMeal AllowanceCommuter Benefits

Key Requirements

  • •Current P0 specialty in web/AppSec and source-code review, with additional strengths in internal/Active Directory, cloud (AWS/GCP/Azure), and CI/CD & supply chain.
  • •Be senior enough to run an engagement solo from scoping to delivery.
  • •Comfort using AI in your workflow with an understanding of its capabilities and limitations.
  • •Be client-facing and able to travel and switch between multiple engagements.
  • •Demonstrate a proven track record of delivering high-quality penetration testing results with strong problem-solving and attention to detail.
Experience:AIOffensive securityPenetration testingAppSecOpen-sourceCloud securityBug bountyCTFs
Skills:Problem-solvingAttention to detailClient communicationAdaptability
Tech Stack:WebAppSecSource-code reviewActive DirectoryAWSGCPAzureCI/CDSupply chainOpen-source

Company Brief

Mistral
Develops state-of-the-art large language models and AI systems, offering models and developer tools for natural language understanding, generation, and enterprise AI integrations. Focuses on open research and production-ready model deployments.
Industry: AI & Machine Learning
Company Size: Medium (51 to 250 employees)
Growth: Early Stage Startup
Funding: Seed
Headquarters: Paris, France
Founded: 2023
WebsiteLinkedIn