Raydar
Founding Security Engineer
$230K–$300K
San Francisco, California · Full-time · Posted Aug 14, 2026
- Experience
- 7+ years of security engineering experience.
- Visa sponsorship
- Visa transfers and new visa sponsorship may be available, including H-1B and TN cases.
About the job
Define and build the company’s security architecture and program for its AI research platform, protecting sensitive data and supporting enterprise customers.
What you'll do
- Build security architecture across the LLM pipeline, cloud infrastructure, and customer-facing product; partner with engineering on threat modeling and secure design.
- Own penetration tests, vulnerability remediation, security policies, and internal device, access, identity, and security operations.
- Lead security audits and enterprise reviews, and develop a security roadmap that can scale with customers.
What they ask for
- 7+ years of security engineering experience.
- A software engineering or computer science foundation before moving into security.
- Strong application, infrastructure, and cloud security judgment; ability to find vulnerabilities and work with engineers on remediation.
- Experience building or materially shaping a security program in a fast-moving technology company.
Nice to have
- Experience as a first or founding security engineer at a high-growth startup.
- Familiarity with LLM security, sensitive research data, multi-tenant SaaS, regional data residency, TypeScript, identity and access management, penetration testing, or enterprise security reviews.
Pay
$230K-$300K USD base salary
Tools
LLM, cloud
AI focus
Build security architecture across the LLM pipeline for an AI research platform.
Model-written summary · the original posting is authoritative