Dishanee Guha

System Engineer

Tata Consultancy Services

06.2021 - Current

Over 3 years of expertise in administering and supporting Office 365 environments, focusing on user management, collaboration tools, and data protection.
Strong background in managing Azure Active Directory (AAD), AAD Connect, and Conditional Access Policies to enhance security and compliance.
Adept at configuring Multi-Factor Authentication (MFA) and Single Sign-On (SSO) with Azure AD as the Identity Provider (IDP), ensuring both seamless access and security.
Skilled in PowerShell scripting, leveraging automation to streamline administrative tasks, improve efficiency, and optimize system configurations.
Comprehensive understanding of email flow troubleshooting, utilizing Message Trace, Queue management, and delivery reports to diagnose and resolve issues effectively.
Well-versed in email security protocols, including SPF, DMARC, DKIM, and Compliance Policies, to maintain secure and policy-compliant email operations.
Hands-on experience with Exchange Online Protection (EOP) and anti-spam/anti-malware configurations to defend against email-based threats.
Background in setting up and maintaining ADFS infrastructure, ensuring smooth identity federation between on-premises and cloud applications.
Capable of monitoring service health across Office 365 and Azure, detecting and resolving potential disruptions to minimize downtime.
Expert in Root Cause Analysis (RCA), identifying underlying issues, documenting findings, and implementing preventive measures to enhance system reliability.
Knowledgeable in cloud-based backup solutions, implementing Spanning Backup Tool for Office 365 data protection and disaster recovery.
Collaborative team player who works across departments to align cloud security policies, streamline incident response, and meet project goals.
Provides incident management support via ServiceNow, ensuring timely resolution while maintaining strict SLA compliance.
Capable of handling configuration, deployment, and long-term support for Office 365 services and Azure Active Directory in enterprise environments.
Recognized for troubleshooting complex M365 issues, resolving challenges within SLA guidelines, and ensuring operational continuity.
Efficient in using ServiceNow to manage and track M365-related incidents and service requests, achieving high-resolution success rates.
Passionate about continuous learning, staying updated with evolving Microsoft 365, Azure, and cloud security advancements to implement cutting-edge solutions.

Summary

Overview

Work History

System Engineer

Education

Bachelor of Engineering - Computer Engineering

Higher Secondary Certificate - Science

Matriculation Certificate -

Skills

Accomplishments

Certification

Social Links

Timeline

System Engineer

Bachelor of Engineering - Computer Engineering

Higher Secondary Certificate - Science

Matriculation Certificate -

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