AI Agent Security Architect
Replit · Foster City, CA
CHECKED 23H AGO
Applied AIremote$230–$350
At a glance
Highlights
- Define the security blueprint for autonomous agent workflows across the platform.
- Architect runtime guardrails and intent verification to block prompt injections.
- Design isolated execution environments where agents run code safely.
What they offer
- Competitive salary & equity
- 401(k) program with 4% match
- Health, dental, vision and life insurance
- Short term and long term disability
- Paid parental, medical, caregiver leave
- Flexible time off (FTO) + holidays
- Monthly wellness stipend
- Quarterly team gatherings
Ideal candidate
Security architect energized by taming non-deterministic AI behavior with rigorous controls. You bridge deep engineering and executive leadership to make autonomous agents safe at scale.
Requirements
- 6+ years in security engineering or security architecture, with 2+ years in AI/ML security, LLM application security, or securing agentic frameworks
- Deep understanding of agentic architectures and protocols (e.g. Model Context Protocol (MCP), LangChain, AutoGen, CrewAI, ReAct frameworks, vector databases)
- Hands-on expertise with agentic AI threat vectors: Indirect Prompt Injection, Goal Hijacking, Tool Parameter Tampering, Data Poisoning, Context Contamination
- Strong background in OWASP Top 10 for LLMs & AI Agents, NIST AI RMF, and MITRE ATLAS
- Proficiency in Python, Go, or TypeScript/JavaScript with track record building security tooling or guardrails
- Experience authoring, maintaining, and evangelizing technical security architecture documentation
- Ability to communicate non-deterministic AI risks to engineers and executive stakeholders
- Proven track record contributing to an enterprise Cybersecurity Risk Register
Lab profile
About Replit
Agentic software creation platform enabling anyone to build apps with natural language.
What they build
- Replit Agent
- Replit Mobile App
- Agentic commerce platform
Known for
- Natural-language app creation
- AI models and agentic workflows
- Scalable infrastructure serving millions
- Democratizing software development
Key facts
- Millions of users worldwide