Abhirup Roy

About Abhirup Roy

I am a Microsoft 365, Identity, and Cloud Security Engineer with 4+ years of enterprise-scale experience managing Microsoft Entra ID (Azure AD), Exchange Online, Purview and SharePoint Online for tenants of users.My expertise spans Conditional Access, MFA, SSO, Identity Governance, and PowerShell automation — enabling secure, scalable, and compliant collaboration environments. I’ve led automation initiatives that reduced mailbox provisioning time by 80%, cut authentication support tickets by 25%, and strengthened Zero Trust security posture across enterprise environments.Passionate about emerging technologies, I combine deep technical skills with mentoring, documentation, and cross-functional collaboration to deliver solutions that balance security, efficiency, and user experience.

Experience

1. Senior Cloud Administrator

   Wipro

   Jul 2024 — Present · Bengaluru, IN

   Microsoft 365 & Exchange Online• Administered Exchange Online tenant including mail flow rules, transport rules, connectors, accepted domains, and retention policies.• Configured and supported hybrid Exchange mail flow with on-premises Exchange servers.• Diagnosed and resolved mail delivery issues using Message Trace and PowerShell diagnostics.• Optimized mailbox storage through archiving and retention strategies, ensuring compliance.• Automated mailbox provisioning, de-provisioning, reporting, and license assignments using PowerShell, reducing manual effort and operational risk.• Enforced secure communication and compliance controls for usersIdentity & Access Management (Entra ID)• Designed and implemented SSO and MFA for enterprise and SaaS applications.• Built and maintained Conditional Access policies leveraging user risk, device compliance, location, and sign-in behaviour to enforce Zero-Trust access models.• Automated Joiner-Mover-Leaver (JML) lifecycle workflows using PowerShell and Entra ID integrations.• Integrated third-party applications via SAML/OIDC, reducing authentication issues and support tickets by ~25%.• Supported identity incident response, access issues, and security escalations in collaboration with SOC and application teams.SharePoint Online & Collaboration• Managed SharePoint Online site collections, permissions, and governance frameworks.• Designed and deployed Team Sites, Communication Sites, and Hub Sites to enhance collaboration and content governance.Automation, Integrations & Governance• Integrated enterprise platforms (e.g, ServiceNow) with Microsoft Entra ID using application registrations and enterprise apps to enable SSO and automated provisioning.• Created operational documentation, mentored new team members, and participated in solution design and requirement analysis.

Education

• Haldia Institute of Technology

  Bachelor of Technology - BTech, Computer Science

  2017 — 2021

• Crio.Do

  Fellowship in Software Development