platforms; establish versioning, compatibility, lifecycle, and governance for these interfaces. Architects identity‐aware provisioning flows and guardrails: integrate with directory and identity systems (e.g., Kerberos, Active Directory), enforce RBAC/ABAC, separation of duties, least privilege, and auditable change. Establishes and maintains data structures used for technology governance (e.g., product … large, complex, regulated financial services environments, including identity‐centric designs and production delivery. Deep expertise in enterprise identity management and directory services, including: Kerberos and Active Directory (forests/domains, trusts, group nesting, SPNs, constrained delegation, service accounts, PKI). Authorization models and controls (RBAC, ABAC, policy evaluation, least privilege ...