
Arun K
Support Engineer
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Infra Managed Services Senior Analyst
Accenture • Fulltime
Feb 2022 - Feb 2026 • 4 yrs
Provided enterprise Microsoft 365 and Microsoft Entra ID administration and support within SLA-driven managed services environments. Administered Microsoft Entra ID users, security groups, Microsoft 365 groups, and user access. Managed user lifecycle activities, including onboarding, offboarding, account provisioning, access changes, and deprovisioning. Assigned and modified Microsoft 365 licenses. Supported MFA, password resets, and authentication-related incidents. Investigated sign-in failures using Microsoft Entra sign-in logs and audit logs. Supported Hybrid Identity environments synchronized with on-premises Active Directory. Troubleshot Conditional Access policy impacts. Administered Exchange Online mailboxes, shared mailboxes, room mailboxes, and distribution groups. Managed mailbox provisioning, conversions, migrations, permissions, and decommissioning. Troubleshot mail flow, Message Trace, Outlook connectivity, and mailbox access issues. Automated routine Exchange Online administration using PowerShell.