Identity & Access Security: Microsoft Active Directory and Entra ID, Okta, Cisco Duo, MFA, passwordless authentication, Conditional Access, SAML, OAuth/OIDC, PKI, PAM, IGA, ITDR/ISPM, Non-Human Identity, Cisco ISE/NAC, and Zero Trust identity architectures. The Architect will also serve as senior technical escalation point, providing a subject matter expert (SME) level guidance and hands-on technical support when complex design, implementation, or operational issues require deeper expertise.