Objectives and Responsibilities of the Senior Microsoft 365 & Messaging Infrastructure Architect
We are seeking a highly experienced Senior Microsoft 365 & Messaging Infrastructure Architect responsible for enterprise-wide Microsoft 365 operations, identity lifecycle management, email security, SSO integrations, and hybrid infrastructure governance. The role demands deep technical expertise across M365, Email Gateway, SSO, DNS, Certificates, and Security platforms.
Primary Technology Stack
Microsoft 365 / Office 365 Infrastructure & Open Office / Zoho Office (Advantage)
- Enterprise administration of Microsoft 365
- Identity lifecycle: ID creation / deletion / modifications
- License management & optimization
- Mailbox restoration & recovery
- DL & Security group administration
- Exchange Online health monitoring & log analysis via Exchange Online
- Transport rules as per business requirements
- Litigation hold, retention, archiving & deletion policies
- Monthly audit reporting (OWA, ActiveSync, POP, IMAP enabled mailboxes)
- Email migrations (On-prem ↔ Cloud)
SharePoint,
OneDrive & Teams
- Administration of SharePoint Online & OneDrive
- Site & portal creation and governance
- Retention & compliance policies
- Administration of Microsoft Teams (Teams governance, policies, integrations)
- Live Townhall / Board meetings (Webcast management)
Identity & Access Management (IAM)
- Enterprise administration of Microsoft Entra ID
- Conditional Access policy design & enforcement
- Azure AD Connect configuration & sync health management
- Directory Sync server management
- Federation & protocol integration (SAML 2.0, WS-Fed, OpenID)
- SSO, MFA, and SSPR governance
- Domain & identity reconsolidation programs
- Application SSO integration (SaaS-based apps)
Security, Compliance & Data Protection
- Administration of Azure Information Protection & RMS
- Unified Labelling Client deployment & governance
- MDM management via Microsoft Intune
- Mobile Device Management (iOS &