About the company
Roblox is building the tools and platform that empower a global community of developers and creators to bring immersive 3D experiences to life. Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect.
Responsibilities
- Build identity and access systems: design, implement, and own integrations across Roblox's IAM ecosystem, including SSO federation, SCIM provisioning/deprovisioning pipelines, OAuth 2.0 authorization servers, and token lifecycle management for both human and non-human identities.
- Own authorization at scale: build fine-grained authorization services and policy models that make least privilege and separation of duties the default across enterprise systems.
- Lead identity for agentic AI: define and build how AI agents authenticate and are authorized at Roblox, including agent identity issuance, authorization for MCP servers and tool access, delegated and on-behalf-of access, scoped credentials, and short-lived token flows with auditable guardrails.
- Drive secure-by-design implementations: partner with Corporate Engineering, DevOps, and product teams to embed identity and authorization controls into enterprise systems, developer workflows, and AI tooling, extending vendor platforms with custom integrations where needed.
Requirements
- Deep understanding of human and machine identity and authentication protocols like OAuth 2.0, SCIM 2.0, SAML 2.0, Transaction tokens, FIDO2/WebAuthn and Passkeys, SPIFFE/SPIRE.
- Experience with one or more policy-as-code or authorization frameworks (OPA/Rego, Cedar, Zanzibar/ReBAC).
- Proficiency in at least one systems or backend language: Python, Go, Rust.
- Proficiency with security-relevant system design: session management, audit logging, rate limiting, secret storage.
- Experience in threat modeling for authentication and authorization systems.
- Understanding of zero trust architecture and least-privilege access patterns.
- 10+ years of relevant professional experience combining SWE and security.
Conditions
- This role is based at Roblox HQ in San Mateo, CA.
- Annual salary range: $385,050 - $443,200 USD.
- All full-time employees are eligible for equity compensation and benefits.