Senior M365 Migration Architect — Remote Enterprise Identity

Cognizant; St. Louis (MO); Remote; USD 163,000 - 185,000; Full time

Benefits offered by this job

Medical/Dental/Vision/Life Insurance

Paid holidays plus Paid Time Off

401(k) plan and contributions

Disability insurance

Job summary

Cognizant is seeking an M365 Domain Migration Architect to lead large-scale AD and Microsoft 365 migration programs. You will design domain migration strategies, implement hybrid identity, and modernize workplace technology across enterprise environments.

You will collaborate with infrastructure, security, and application teams to minimize business disruption while delivering secure, compliant identity solutions.

Qualifications

• 15+ years of experience in Microsoft infrastructure and enterprise migration engagements.
• Extensive expertise in Active Directory architecture, administration, and domain migrations.
• Proven experience designing and delivering large-scale Microsoft 365 migration and transformation programs.
• Strong knowledge of AD DS, DNS, Sites and Services, trusts, Group Policy, and OU design.
• Experience with Hybrid Identity, Microsoft Entra ID, Azure IAM, and SSO implementations.
• Hands-on expertise with Quest Migration Manager and Quest ODM for Active Directory.
• Experience automating migration and operational activities using PowerShell.
• Strong understanding of Exchange Online, SharePoint Online, OneDrive for Business, and Microsoft Teams migrations.
• Experience with SCCM, Intune, Autopilot, Azure Virtual Desktop, imaging, packaging, and endpoint management solutions.
• Knowledge of Microsoft security technologies including Defender for Endpoint, Defender for Cloud Apps, DLP, and Microsoft Purview.
• Strong stakeholder management, communication, planning, and troubleshooting skills.

Responsibilities

• Design and execute Active Directory forest and domain migration strategies for large enterprise environments.
• Assess, rationalize, and migrate GPOs, OUs, trusts, DNS, and AD services.
• Develop migration and coexistence architectures, including cutover, rollback, remediation, and pilot deployment plans.
• Manage identity migration activities involving SID History, Kerberos, NTLM, SPNs, service accounts, and authentication services.
• Integrate and support Hybrid Identity solutions using Active Directory and Microsoft Entra ID (Azure AD).
• Utilize Quest Migration Manager and Quest ODM for Active Directory migration projects.
• Develop PowerShell automation scripts to streamline migration activities and operational processes.
• Perform application and server dependency assessments and create migration wave plans.
• Lead workplace technology migrations including device migration between domains, SCCM/Intune deployment, Autopilot configuration, imaging, packaging, patching, and distribution tools.
• Drive Microsoft 365 migration initiatives involving Exchange Online, SharePoint Online, OneDrive for Business, Microsoft Teams, telephony platforms, and video collaboration solutions.
• Implement and support Identity and Access Management (IAM) solutions, including SSO integrations and Azure-based identity services.
• Ensure security and compliance through Defender for Endpoint, Defender for Cloud Apps, DLP, and Purview Information Protection policies.

Skills

Domain migration strategy

Active Directory architecture

Hybrid Identity / Azure Entra ID

PowerShell automation

Migration leadership ( enterprise )

Stakeholder management

Tools

Quest Migration Manager

Quest ODM

PowerShell

SCCM/Intune/Autopilot

Job description

Cognizant is seeking an M365 Domain Migration Architect to lead large-scale AD and Microsoft 365 migration programs. You will design domain migration strategies, implement hybrid identity, and modernize workplace technology across enterprise environments.

You will collaborate with infrastructure, security, and application teams to minimize business disruption while delivering secure, compliant identity solutions.