Founding Security Engineer

About the role

This is a founding security engineering position at an early-stage AI/ML infrastructure company. You will build the security program from the ground up, protecting a platform used by frontier AI labs and large enterprise customers.

Key responsibilities

• Lead detection and incident-response end-to-end, from signal to post-mortem and engineering improvements.
• Own the security roadmap covering product, cloud, infrastructure, corporate security, incident response and compliance.
• Secure APIs, platforms and data systems through threat modeling, design and code reviews, authentication/authorization controls and secrets management.
• Build and operate monitoring, detection and SOC capabilities, turning emerging threats into durable engineering fixes.
• Manage SOC 2 compliance, control design, security questionnaires, policy management, vendor reviews and audits.

Required profile

• 5+ years of hands-on security engineering experience across infrastructure, detection, response and identity domains.
• Proven ability to lead security incidents from containment through root-cause analysis and follow-up engineering work.
• Experience implementing or operating SOC 2 or a comparable security framework.
• Hands-on offensive security experience such as bug bounty, penetration testing or red-team work.
• Prior experience as an early or solo security hire building a program from scratch.

Required skills

• SOC 2 compliance implementation.
• SIEM and XDR tooling deployment.
• API security, threat modeling and code review.
• Authentication, authorization and secrets management.
• Incident response and detection engineering.
• Offensive security techniques (bug bounty, penetration testing, red-team).
• Linux kernel, OS internals and networking fundamentals.

What we offer

• Very competitive compensation package including equity.
• Full medical, dental and vision coverage.
• 401k, commuter benefits and additional perks.
• Visa sponsorship and relocation support for strong candidates.