Founding Security Engineer for AI Platform (SF On-site)

Success Matcher Recruitment; San Francisco (CA); On-site; USD 180,000 - 240,000; Full time

Job summary

Success Matcher Recruitment is seeking a Founding Security Engineer with 7+ years of software and security experience. You will report to the Co-Founder & CTO, establishing the security program from scratch and securing the entire LLM pipeline, multi-tenant cloud infrastructure, and product suite.

You will partner with engineering, drive threat modeling, perform security reviews, and lead enterprise security assessments, while ensuring robust data residency and compliance across regions.

Qualifications

• 7–15 years spanning software engineering and hands-on security engineering.
• Proven experience building a security program from scratch at a high-growth tech company.
• Computer Science degree or equivalent technical degree.
• Expert-level threat modeling, vulnerability assessment, cloud security architecture, and strong code-reading skills.

Responsibilities

• Define and build end-to-end security architecture across the LLM pipeline, cloud infrastructure, and product features.
• Collaborate with engineering on threat modeling, code reviews, and secure design patterns.
• Strengthen multi-tenant isolation and coordinate with infra for multi-region data residency.
• Oversee penetration testing, vulnerability scans, and security reviews for enterprise customers.
• Engage with enterprise security teams during vendor assessments as the security authority.

Skills

Threat modeling

Vulnerability assessment

Cloud security

Code review

IAM

Education

Computer Science degree

Tools

TypeScript

Penetration Testing

IAM

Cloud Security

Job description

Success Matcher Recruitment is seeking a Founding Security Engineer with 7+ years of software and security experience. You will report to the Co-Founder & CTO, establishing the security program from scratch and securing the entire LLM pipeline, multi-tenant cloud infrastructure, and product suite.

You will partner with engineering, drive threat modeling, perform security reviews, and lead enterprise security assessments, while ensuring robust data residency and compliance across regions.