O365 Messaging Administrator (Exchange Administrator)

About the Company

Tata Consultancy Services (TCS) is a global leader in IT and business solutions, employing over 612,000 professionals across 55 countries. For the fiscal year 2023-24, TCS reported revenues of USD 29.08 billion. The company specializes in diverse service lines such as Cloud Infrastructure, Cognitive Business Operations, Cybersecurity, Consulting, Enterprise Solutions, Internet of Things/Digital Engineering, Data and Analytics. TCS is recognized as one of the largest equal opportunity employers in India, with a substantial workforce of over 100,000 female associates and consistently ranks as a top company in the 'India's Most Respected Companies' survey.

Job Overview

We are seeking a skilled O365 Messaging Administrator (Exchange Administrator) to join our team in Delhi/NCR. This role requires 8 to 12 years of relevant experience and involves leading the administration and management of Microsoft 365 messaging environments, primarily focusing on Exchange platforms.

Key Responsibilities

• Manage mailboxes including creating, configuring, and administering user mailboxes, shared mailboxes, resource mailboxes, and distribution groups.
• Oversee email routing, implement anti-spam, malware filtering, and phishing protection to maintain the integrity and reputation of the organization's email domain.
• Ensure high availability through system uptime maintenance, development of disaster recovery strategies, and management of message archiving and deletion policies.
• Plan and execute mailbox migrations as well as synchronize hybrid Exchange environments.
• Handle user account management, license allocation, and enforce role-based access controls utilizing Microsoft Entra ID (formerly Azure Active Directory).
• Administer collaboration tools including Microsoft Teams, SharePoint Online, and OneDrive to monitor usage and performance.
• Implement compliance measures and data governance policies such as data retention, eDiscovery, and data loss prevention protocols.
• Provide advanced technical support by diagnosing and resolving complex mail flow issues, user access problems, and related disruptions.
• Conduct regular performance monitoring, service health checks, and manage updates through the Microsoft Admin Center.

Eligibility and Qualifications

Candidates must hold a graduation degree and possess 8 to 12 years of hands-on experience with Exchange 2010, Exchange 2016, and Office 365 environments.

Interview Details

The recruitment process will be conducted via virtual interviews scheduled for August 14, 2026.