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Security Engineer

San Francisco💼 Full-time🗓 2026-09-30

Core

Founding security engineer building a comprehensive security program from scratch for an AI/ML infrastructure platform serving leading AI labs and large enterprises.

Role type

Founding security engineer (infrastructure & compliance)

Builds

End-to-end security program including detection, incident response, compliance frameworks, and secure AI/ML infrastructure

Domain

AI/ML infrastructure, cloud security, compliance

Deliverable

production ML models | infrastructure

Required skills

Security engineering, incident response, SOC 2 compliance, SIEM/XDR operations, threat modeling, API security, secrets management, attack surface management, legal partnership

Preferred skills

Offensive security (bug bounty/pentesting), systems programming, low-level engineering

Technologies

SIEM, XDR, cloud infrastructure, AI/ML platforms

Responsibilities

Lead detection and incident response end-to-end; Own security roadmap across product, cloud, and compliance; Secure APIs and data systems via threat modeling and code reviews; Build monitoring and detection capabilities; Own SOC 2 compliance and customer trust; Partner with legal to enforce data-license controls

Seniority

Senior, hands-on IC with founding responsibilities

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