Security Engineer - Platform Security

Plaid
Seattle, San Francisco, New York
Workplace: HybridFull timeUSD 188,748 - 242,676 annuallyFunction: CybersecuritySkills: []

Join Plaid’s Platform Security (PlatSec) team as the first line of defense for AI security. You’ll review AI technologies and integrations for risks before and after deployment, design and deploy guardrails, sandboxes, and identity controls, and build detection and mitigation systems—especially for prompt injection. Help set the bar for secure AI shipping, reducing AI incidents while enabling faster, safer adoption of AI.

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FursaFursa
Plaid
Plaid
17 hours ago

Security Engineer - Platform Security

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 8 hours agoStatus: Live

Job Summary

Join Plaid’s Platform Security (PlatSec) team as the first line of defense for AI security. You’ll review AI technologies and integrations for risks before and after deployment, design and deploy guardrails, sandboxes, and identity controls, and build detection and mitigation systems—especially for prompt injection. Help set the bar for secure AI shipping, reducing AI incidents while enabling faster, safer adoption of AI.
Location: Seattle, San Francisco, New York
Workplace: Hybrid
Employment Type: Full time
Job Function: Cybersecurity

Key Responsibilities

  • •Review AI systems and integrations for security risk before and after deployment.
  • •Design and deploy guardrails, sandboxes, and other controls that contain what AI agents can do.
  • •Build or implement systems to track and manage AI identities and access granted to AI.
  • •Detect and mitigate prompt injection across Plaid’s AI surface area.
  • •Run AI-focused security reviews and help set the bar for other teams’ security work.

Pay and Benefits

Salary: USD 188,748 - 242,676 annually
Equity and Bonus:Equity
Perks:Health InsuranceDentalVision401k

Key Requirements

  • •Hands-on experience securing AI technologies, including at least one of: deploying guardrails/sandboxes, managing AI identities, detecting/mitigating prompt injection, running AI security reviews, or implementing AI security tooling.
  • •Experience at a frontier AI lab or on a security team defending production AI systems at scale.
  • •Experience in areas such as Infrastructure Security, Cloud Security, Platform Security, Corporate Security, Security Operations (SecOps), and/or Detection & Response.
  • •Experience with software security review, SDLC, vulnerability discovery, and/or offensive security.
  • •Ability to review AI systems and integrations for security risks before and after deployment.
Experience:AISecurity operationsCloud security
Tech Stack:AI securityPrompt injectionIdentity managementGuardrailsSandboxesDetection and responseRed teamingSDLCVulnerability discoveryOffensive security

Company Brief

Plaid
Provides APIs that enable applications to connect with users’ bank accounts, verify financial data, and power payment and account verification workflows for fintechs and financial services companies.
Industry: Fintech Infrastructure
Company Size: Enterprise (1,001+ employees)
Growth: Scaleup
Valuation: Unicorn (USD 1B+)
Funding: Series D
Headquarters: San Francisco, United States
Founded: 2013
WebsiteLinkedIn