DINESH S R
CHENNAI
Summary
Messaging administrator with extensive experience in troubleshooting and optimizing O365 and M365 solutions, ensuring seamless communication across enterprise systems. Expertise in resolving issues related to MS Windows laptops, desktops, printers, and mobile devices in global banking, finance, automobile, and railway sectors. Proven track record of enhancing user experience and operational efficiency through effective messaging strategies.
Overview
10
10
years of professional experience
Work History
IT ANALYST
TATA CONSULTANCY SERVICES
CHENNAI
02.2023 - Current
- Extensive knowledge of theMicrosoft 365 suite including Outlook, Online, SharePoint, Teams, and OneDrive.
- Actively involved in enhancing and troubleshooting the issues related to Office 365 (Outlook, Online, SharePoint, Teams, and OneDrive).
- Creating and managing Office 365 Mailbox Licenses , Distribution Groups and shared mailboxes.
- Managing Delegation of Mailbox and OneDrive for users.
- Handled SharePoint Online issues related to site access, document sharing, and permission management.
- Troubleshot OneDrive sync issues, access errors, and data recovery scenarios.
- Assisted users with file sharing, permission settings, and mobile access problems.
- Providing the training to users on how to use Office 365 effectively.
- Deep understanding of Microsoft Office products, including O365, 2016, and 2019 versions.
- Basic understanding of Azure AD and Microsoft Intune.
- Performed Email Trace for NDR issues and Understating NDR and taking necessary action to resolve the mail flow issues
- Managed a 15-member team across three countries, providing 24/7 support without escalations, adhering to the SLA.
- Delivered round-the-clock remote support for Windows laptops, desktops, tablets, and mobile platforms for a U.S. client.
- Supported installation and troubleshooting of VDI issues in Azure and Citrix environments.
- Configured and resolved MDM issues on Android smartphones, tablets, and iPhones.
- Utilized SCCM for software updates and Microsoft patch installations across all systems.
- Monitored IT compliance while addressing antivirus software security threats.
- Collaborated with cross-functional teams to migrate 15,000 devices from Windows 10 to Windows 11.
- Ensured all SOP documentation was up-to-date by regularly reviewing policies and procedures and updated to Senior Mangement periodically.
IT SUPPORT ENGINEER
SUNDARAM INFOTECH SOLUTIONS
CHENNAI
07.2016 - 01.2023
- Installed and configured Windows 7, 8, and 10 operating systems, resolving complex issues.
- Resolved end-user issues on-site and remotely in Service Desk, adhering to SLA requirements.
- Configured, deployed, and integrated new Windows laptops, desktops, and tablets into the network.
- Coordinated with team members to complete upgrades and maintenance tasks on schedule.
- Installed and troubleshot printer scanners and resolved related technical issues.
- Configured and resolved all Windows applications, including Microsoft Suite, Adobe, VDI, VPN, and AV tools.
Education
AZURE FUNDAMENTALS -
GREENS TECHNOLOGY
CHENNAI01-2026
AWS PRACTITIONER -
GREENS TECHNOLOGY
CHENNAI10-2025
ITIL FOUNDATION -
Knowledge Academy
CHENNAI09-2024
Hardware and Networking Training
SK TECHNOLOGIES
03-2018
B.E. - CSE
PRINCE DR K VASUDEVAN COLLEGE OF ENGINEERING AND TECHNOLOGY
CHENNAI01-2016
Skills
- Microsoft 365 and Office 365
- Outlook , Teams
- Sharepoint and Onedrive
- Active Directory and Intune
- End user Computing
- Mobile device management
- SCCM support
- Microsoft Office support
- Virtual desktop issues
- Leadership skills
- Problem solving
- IT service management
- Printer and scanner support
- Vulnerability management
- VPN configuration
- Remote desktop assistance
- Antivirus solutions
- Hardware asset management
- Team Co-ordination
Websites
Hobbies and Interests
- Browsing
- Travelling
- Reading books
- Driving
Languages
- Tamil
- English
Phone
+91, 9710432796
Timeline
IT ANALYST
TATA CONSULTANCY SERVICES
02.2023 - Current
IT SUPPORT ENGINEER
SUNDARAM INFOTECH SOLUTIONS
07.2016 - 01.2023
AZURE FUNDAMENTALS -
GREENS TECHNOLOGY
AWS PRACTITIONER -
GREENS TECHNOLOGY
ITIL FOUNDATION -
Knowledge Academy
Hardware and Networking Training
SK TECHNOLOGIES
B.E. - CSE
PRINCE DR K VASUDEVAN COLLEGE OF ENGINEERING AND TECHNOLOGY