Azure B2C Architect

Tax Term: W2 / 1099

Employment Type: Contract

Duration: 12+ Months

Work Schedule: Onsite Mon & Fri (Atlanta, GA), remote remainder

Job Description:

Seeking an experienced Microsoft Entra External ID / Azure AD B2C Architect to design, develop, implement, and support secure identity and access management solutions. Strong hands-on experience required with Azure AD B2C, Microsoft Entra ID, custom policies, authentication protocols, SSO, MFA, API integrations, and Azure services.

Key Responsibilities

• Design and implement customer-facing identity and access management solutions using Microsoft Entra External ID / Azure AD B2C and Entra ID.

• Develop and customize Azure AD B2C Custom Policies, Identity Experience Framework (IEF), and User Flows.

• Configure authentication and federation using OAuth 2.0, OpenID Connect (OIDC), and SAML 2.0.

• Implement secure SSO, MFA, Conditional Access, and identity federation solutions.

• Integrate external identity providers such as Google, Facebook, Apple, and enterprise SAML/OIDC providers.

• Work with JWT tokens, claims, authentication flows, and token validation.

• Develop and integrate REST APIs, Microsoft Graph API, and Azure-based backend services.

• Use Azure Functions and C#/.NET for custom authentication logic and backend integrations.

• Secure application secrets, certificates, and credentials using Azure Key Vault.

• Configure and support applications hosted on Azure App Service and APIs managed through Azure API Management (APIM).

• Manage Application Registrations and Enterprise Applications within Microsoft Entra ID.

• Implement CI/CD processes using Azure DevOps and deployment pipelines.

• Automate Azure infrastructure and identity configurations using Terraform, ARM templates, or Bicep.

• Troubleshoot authentication, authorization, federation, token, API integration, and SSO issues.

• Collaborate with application, security, cloud, and development teams to deliver scalable and secure identity solutions.

Required Skills

• Strong hands-on experience with Microsoft Entra External ID / Azure AD B2C.

• Strong knowledge of Microsoft Entra ID / Azure AD and IAM concepts.

• Experience with Azure AD B2C Custom Policies and Identity Experience Framework (IEF).

• Experience with B2C User Flows and custom authentication journeys.

• Strong understanding of OAuth 2.0, OpenID Connect, SAML 2.0, and JWT.

• Experience implementing SSO, MFA, Conditional Access, and federation.

• Experience integrating custom and social identity providers.

• Hands-on experience with REST APIs and Microsoft Graph API.

• Experience with Azure Functions, Azure Key Vault, Azure App Service, and APIM.

• Experience with Azure DevOps and CI/CD pipelines.

Preferred Qualifications

• Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent experience.

• Experience working in enterprise-scale identity and access management environments.

• Strong troubleshooting, communication, and collaboration skills.

• Experience with security best practices and cloud-based identity architectures.