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EUCS_Office 365 Administrator

Tata Consultancy Services
Full TimemidHybrid
Chennai, Tamil Nadu, INPosted March 12, 2026

Job Description

TCS present an excellent opportunity for EUCS_Office 365 Administrator Job Location: Chennai (Only)Experience required: 6-8 yrsVirtual Interview date: 14-March-26 (Saturday)Key Responsibilities1. Exchange OnPremises AdministrationInstall, configure, and manage Exchange Server (2013/2016/2019).Perform mailbox database management, DAG monitoring, backup & recovery.Troubleshoot mail flow, SMTP connectivity, transport rules, and ECP/EMS issues.Apply cumulative updates, patches, certificates, and perform capacity planning.2. Office 365 / Exchange Online ManagementManage users, mailboxes, shared mailboxes, distribution lists, and policies.Configure security features: MFA, Conditional Access, DLP, ATP, Safe Links, Safe Attachments.Monitor service health, alerts, and reporting through Microsoft 365 Admin Center.Manage Exchange Online Protection (EOP) & spam filtering policies.3. Hybrid Exchange & MigrationConfigure hybrid connectivity using HCW (Hybrid Configuration Wizard).Manage AAD Connect, identity sync, and federation issues.Perform mailbox migrations (Cutover, Staged, Hybrid).Troubleshoot hybrid mail flow & cross-prem permissions.4. Messaging Security & ComplianceImplement retention policies, legal hold, and eDiscovery.Manage SPF, DKIM, DMARC, and email authentication.Monitor and respond to phishing, spoofing, and security incidents.5. Operational SupportProvide L2/L3 support for messaging-related incidents & service requests.Create documentation, SOPs, and knowledge base articles.Work with Microsoft support for escalated issues.

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