Plaid
AI Security Engineer
$189K–$243K
Seattle Office +2 · Hybrid · Full-time · Posted Sep 19, 2026
- Location
- Seattle Office
San Francisco HQ
New York City Office - Experience
- 3-6 years of experience.
About the job
Secures Plaid’s AI systems by assessing risks and building controls, identity management, and detection to enable safe AI deployment.
What you'll do
- Review AI systems and integrations for security risks before and after deployment.
- Design and deploy guardrails, sandboxes, and AI identity management controls.
- Detect and mitigate prompt injection; conduct AI-focused security reviews.
What they ask for
- Hands-on experience securing AI technologies in at least one specified area: guardrails or sandboxes, AI identities, prompt injection, AI security reviews, or AI security tooling.
- 3-6 years of experience.
Nice to have
- Experience at a frontier AI lab or defending production AI systems at scale.
- Experience in infrastructure, cloud, platform, corporate, or operations security; software security review, SDLC, vulnerability discovery, or offensive security.
Pay
$188,748 – $242,676 (base salary)
AI focus
AI security: reviewing AI systems and integrations, designing guardrails and sandboxes, managing AI identities, detecting and mitigating prompt injection, and conducting security reviews.
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