Staff Security Engineer Product and Platform

You will own product and platform security end to end. You will set technical direction, lead threat modeling, harden cloud and application infrastructure, establish detection and incident-response practices, and partner with engineers and enterprise customers on secure system design.

Responsibilities

• Define and drive product and platform security strategy
• Lead threat modeling for the agentic platform
• Design protections for agent behavior, permissions, isolation, customer data, and platform boundaries
• Harden application and cloud infrastructure, including production access, IAM, secrets management, and the CI/CD supply chain
• Build secure-by-default patterns with engineering
• Own platform security detection and incident response
• Represent technical security in enterprise customer reviews and architecture discussions
• Own technical controls supporting SOC 2
• Identify needed security capabilities and help hire future security team members

Requirements

• 8+ years of security engineering experience, including Principal- or Staff-level ownership across complex production systems
• Product security experience with threat modeling, secure architecture, authentication, authorization, and multi-tenant systems
• Hands-on cloud security, Kubernetes, IAM, and infrastructure-as-code experience
• Ability to secure LLM and agent-based systems
• Production-service security incident-response experience
• Experience writing and shipping production code, security tooling, or infrastructure
• Clear communication with engineers, leadership, and enterprise customer security teams
• Legal authorization to work in the United States without current or future employer sponsorship

Benefits

• Performance-based annual bonus
• Equity awards
• Medical, dental, and vision coverage fully covered for employees and 75% covered for dependents
• Fertility and family-planning support
• 401k plan
• Unlimited PTO
• Seattle office gym, sauna, and bike parking
• Free lunch three days a week at headquarters
• Flexible work hours