Experience: L2/L3 Support | Enterprise Messaging

We are looking for experienced Microsoft 365 / Messaging & Exchange Administrators to manage and support enterprise messaging environments across Microsoft 365, Exchange Online, Exchange On-Premises, and Hybrid Exchange.

Key Responsibilities:

- Provide L2/L3 support for Exchange Online, Exchange On-Premises, Hybrid Exchange, and Microsoft 365.
- Manage mailboxes, distribution groups, shared/resource mailboxes, migrations, public folders, and directory integrations.
- Support Microsoft Teams, SharePoint, email, calendaring, and messaging applications.
- Monitor messaging infrastructure health, availability, and performance.
- Troubleshoot incidents, perform RCA, service restoration, performance tuning, and capacity planning.
- Manage Exchange DAG, mail routing, SMTP gateways, load balancing, ADFS, and directory synchronization.
- Support email security, TLS, authentication, SPF/DKIM/DMARC, spam protection, compliance,



and audit requirements.
- Support DR/failover, backup/restore, retention, archival, compliance searches, and BCP testing.
- Handle platform upgrades, deployments, lifecycle management, and vendor escalations.
- Maintain SOPs, runbooks, technical documentation, and knowledge base articles.

Required Skills:

- Microsoft 365 / O365, Exchange Online, Exchange Hybrid, Exchange Server
- Microsoft Teams, SharePoint Online, Entra ID / Azure AD, Active Directory, Windows Server
- PowerShell, SMTP, DNS, SPF/DKIM/DMARC, Email Security & Compliance
- TLS, Exchange DAG, ADFS, Directory Synchronization, Load Balancing
- Disaster Recovery & Failover
- ServiceNow / ITSM Tools
- Experience with messaging/security tools such as Venafi, One Identity, Poppulo, and ManageEngine is an advantage.

📌 Microsoft 365 / Messaging & Exchange Administrator (Bengaluru)
🏢 Nasugroup.com
📍 Bengaluru