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AD Architect Job at Siri InfoSolutions, Inc. in Irvine

Siri InfoSolutions, Inc., Irvine, CA, USA

Job type: Full Time


AD Architect

Microsoft Active Directory, SAML, AD Domain controller, MFA, AD Integration


"• Lead AD architecture design for the DC Exit program, ensuring hybrid identity continuity.

• Deploy and optimize AD Domain Controllers on AWS EC2 with resilient topology.

• Create AD integration models for migrated Java/.NET, Oracle Exadata, and TIBCO workloads.

• Develop SAML/SSO and MFA authentication models for cloud-hosted applications.

• Define trust models, OU/GPO strategy, secure access controls, and DNS alignment.

• Map AD dependencies and authentication paths for all migration waves.

• Build automation (Terraform/Ansible/PowerShell) for provisioning and configuration.

• Provide runbooks, topology diagrams, HLD/LLD, and operational transition guidelines.


3. Cloud Experience Needed

• Hands-on deployment of AD on AWS, including multi-AZ design and replication setup.

• Experience with AWS Directory Services, DNS forwarding, hybrid authentication flows.

• Expertise integrating AD with AWS IAM, SAML providers, and MFA for cloud workloads.

• Strong understanding of AWS networking for identity: VPC, routing, SGs, DX/VPN/TGW.

• Knowledge of cloud security practices for identity, access, and compliance."

"• Strong expertise in Microsoft Active Directory, multi-site design, FSMO roles, replication, and DNS integration.

• Hands-on experience deploying AD Domain Controllers on AWS with proper site/subnet design.

• Solid understanding of SAML, identity federation, and MFA enforcement for cloud applications.

• Experience supporting AD needs for Java/.NET apps, Oracle/SQL DBs, and TIBCO integrations.

• Strong knowledge of Windows Server 2016–2025 and AD integration for RHEL 7–9 systems.

• Skilled in GPOs, OU structures, certificate services, and security hardening standards.

• Familiar with automation using Terraform, Ansible, and PowerShell for AD operations.

• Ability to troubleshoot authentication issues, replication delays, and hybrid identity failures."


Role Descriptions: Lead AD architecture design for the DC Exit program| ensuring hybrid identity continuity. Deploy and optimize AD Domain Controllers on AWS EC2 with resilient topology. Create AD integration models for migrated Java.NET| Oracle Exadata| and TIBCO workloads. Develop SAMLSSO and MFA authentication models for cloud-hosted applications. Define trust models| OUGPO strategy| secure access controls| and DNS alignment. Map AD dependencies and authentication paths for all migration waves. Build automation (TerraformAnsiblePowerShell) for provisioning and configuration. Provide runbooks| topology diagrams| HLDLLD| and operational transition guidelines.

Essential Skills: AD Architect

Desirable Skills:

Keyword:

Skills: Enterprise Application Architect

Experience Required: 10 & Above