Agent Security Research Engineer – Taiwan

The role

You will research how AI agents can misbehave or be compromised. You will design, build, test, ship, and document security content and policies for the Obsidian Security platform.

What you will do

• Research how AI agents can misbehave or be compromised
• Design detection or policy
• Build content in engines and pipelines
• Test, ship, and document content
• Help customers adopt content
• Tune content based on real-world results
• Deliver security value in customers' environments

Required qualifications

• Hands-on knowledge of how agentic tools work: tool calling, hooks and lifecycle events, MCP servers and transports, skills and plugins, permission modes
• Solid grasp of agent-specific attack classes: direct and indirect prompt injection, tool and description poisoning, confused-deputy and excessive-agency issues, secret leakage into context, and malici
• Able to tell real risk from theoretical risk and explain the difference to a customer
• Strong SQL, ideally on analytical stores like ClickHouse, Databricks, or Snowflake
• Disciplined about testing: builds reproducible test cases (positive and negative) before shipping content
• Proficient scripting in Python or Go, enough to build test harnesses, parse event logs, and perform detections
• Working knowledge of SaaS and cloud identity (OAuth, PATs, API tokens, scopes) and of developer tooling (Git, GitHub/GitLab, CI/CD)
• Able to explain an agent attack chain to engineers, product and customer-facing teams

Nice to have

• Published research, CVEs, talks, or blog posts on LLM or agent security
• Familiarity with threat detection
• Hands-on experience with endpoint security on macOS, Linux, or Windows
• Experience with dbt, Dagster, or other data-pipeline tooling
• Background in a SaaS security, CASB/SSPM, or insider-threat product
• Has used Claude Code, Copilot, Cursor, or similar heavily in daily work and has opinions about their security models

Benefits

• Competitive compensation with equity and 401k
• Comprehensive healthcare with dental and vision coverage
• Flexible paid time off and paid holiday time off
• 12 weeks of new parent or family leave
• Personal and professional development resources

About the company

Obsidian Security is a global leader in cyber security protecting the SaaS and non-human identity layer. The platform provides visibility into human and machine identities, apps, and integrations across SaaS estates.