SeniorStaff Security Engineer

Key Information:
Work Model: On-site Monday to Friday
Employment Type: Full-time
Visa Sponsorship: H1B transfers
Experience: 4 years

Key Responsibilities:
-Own the end-to-end security posture across application cloud network infrastructure and the AI agent
-Lead secure architecture reviews and threat modeling for agentic systems with governed identities and scoped access
-Design and implement security primitives including customer isolation credential protection approval gates capability controls and comprehensive audit trails
-Develop and maintain the security architecture documentation used during enterprise customer evaluations
-Lead penetration testing external security assessments compliance preparation and enterprise security reviews
-Establish incident response processes and breach notification readiness
-Continuously audit cloud infrastructure IAM configurations access policies and security controls
-Integrate vulnerability scanning secret detection security testing and compliance checks into CI/CD pipelines
-Define and enforce standards for customer credential handling data egress endpoint security and access management

Requirements:
-4 years of hands-on application and infrastructure security experience
-Strong production coding experience in Python Go Rust or TypeScript
-Practical experience with threat modeling vulnerability identification and secure system design
-Hands-on experience with network security and identity security
-Strong understanding of identity-based controls policy enforcement and workload IAM
-Deep cloud security experience with at least one major cloud provider
-Experience with identity federation and infrastructure-as-code security
-Strong understanding of secure application and infrastructure architecture
-Ability to communicate security risks and trade-offs clearly to both engineering teams and executive stakeholders
-High level of autonomy and comfort working in an early-stage environment with significant ambiguity
-Willingness to work onsite in San Francisco Monday through Friday in a high-intensity startup environment