Koustav Ganguly
Azure Cloud, Windows Server Administrator
Chakdah
Summary
To work as an IT Infrastructure Engineer / L2 Administrator where I can leverage my hands-on experience in Windows Server, Microsoft Azure, Active Directory, and IT Operations (L2 Support) to ensure stable, secure, and efficient IT services. I aim to contribute through strong incident ownership, stakeholder and vendor management, and continuous service improvement, while growing toward advanced infrastructure and cloud responsibilities in a dynamic enterprise environment.
Overview
7
7
years of professional experience
2
2
Certifications
3
3
Languages
Work History
Senior Systems Engineer
Infosys Ltd.
02.2024 - Current
- Performed Windows Server patching and health checks with DFS NTFS permissions and file share administration GPO troubleshooting authentication issue resolution and domain join support
- Managed Azure AD users groups roles Conditional Access MFA SSO app registrations log reviews alert monitoring and Azure AD Connect sync support
- Administered On Prem AD users groups OUs GPO management lockout analysis replication and FSMO monitoring domain join and authentication troubleshooting
- Managed Intune MDM device enrollment for Windows iOS Android with configuration profiles compliance policies Win32 Store LOB app deployments Autopilot ESP provisioning sync issue resolution and Conditional Access integration
- Delivered RCA for escalated incidents created SOP and knowledge base documentation coordinated with vendors for hardware and software tasks managed ITSM workflows in ServiceNow and JIRA and mentored L1 support teams
IT Executive
Tata NYK Shipping Pte Ltd. (On the Payroll of Genius Consultants Ltd.)
05.2023 - 02.2024
- Admin of Microsoft Intra ID.
- Creating and managing user account and groups in AD.
- Monitor health performance and patch management of azure Devices.
- Creating and managing Policies of devices on Intune.
- Managed user accounts and permissions within Office 365 environment, ensuring appropriate access to resources.
- Managing Security, Compliance, Exchange admin center.
- Implemented and managed security protocols, including Multi-Factor Authentication (MFA) and Conditional Access policies.
- Monitored and maintained Office 365 service health, diagnosing and resolving issues promptly to minimize disruptions.
- Assisted users with technical issues, providing excellent support and troubleshooting for various Office 365 applications like OneDrive, SharePoint.
- Providing support to PC Client.
- IT Asset Management & Coordinate to Vendor.
- Troubleshooting and configuring mail clients (MS Outlook).
- Call logging with the principal Vendors for warranty related incidents.
- Managing Incident and Workorder Calls by Ticketing system.
IT Consultant
WIPRO Ltd.
11.2021 - 05.2023
- Administered and managed Active Directory, including user/group management, password resets, OU structuring, and access permissions.
- Installed and troubleshooted client applications to ensure smooth end‑user operations.
- Managed IT assets and coordinated with vendors for procurement, replacement, and support.
- Configured and troubleshot mail clients, including Microsoft Outlook.
- Diagnosed and resolved LAN-related issues; followed up with ISPs/Vendors on link downtime.
- Logged and tracked warranty-related incidents with principal vendors.
- Managed Incident and Workorder tickets through the organization’s ticketing system.
- Provided training and technical guidance to junior support staff; created SOPs for recurring issues.
- Performed troubleshooting and configuration of SCCM clients.
System Administrator L2
WIPRO Ltd. (On the Payroll of RASPL.)
01.2019 - 11.2021
- Troubleshot basic Windows OS and desktop issues.
- Assisted with software installations and configurations.
- Resolved Wi‑Fi, LAN, and printer connectivity problems.
- Performed basic hardware checks and troubleshooting.
- Logged and updated issues in the ticketing system.
- Provided end‑user guidance on Windows features.
Education
Bachelor of Technology - Electronics And Communication Engineering
Maulana Abul Kalam Azad University of Technology
Kolkata, India 04.2001 -
Diploma Engineering - Electronics And Telecommunication Engineering
West Bengal State Council of Technical Education
Kolkata, India 04.2001 -
Skills
MS Azure Entra ID
Certification
Infosys Certified Basic Azure Administrator
Interests
Traveling, Indoor Gardening, Following Football
Disclaimer
I hereby declare that the above mentioned information is true up to my knowledge & I bear the responsibility for the above mentioned particulars. Place: Kolkata
Exploring India , Indoor gardening
Led the Infosys Kolkata DC infrastructure setup and managed On-Premises to Cloud migrations, including onsite DC-level environment handling. My interests in exploring India and indoor gardening reflect my adaptability and curiosity, contributing to a balanced and disciplined professional approach.
Timeline
Infosys Certified Basic Azure Administrator
11-2025
Infosys Certified Windows 11 Administrator
11-2025
Senior Systems Engineer
Infosys Ltd.
02.2024 - Current
IT Executive
Tata NYK Shipping Pte Ltd. (On the Payroll of Genius Consultants Ltd.)
05.2023 - 02.2024
IT Consultant
WIPRO Ltd.
11.2021 - 05.2023
System Administrator L2
WIPRO Ltd. (On the Payroll of RASPL.)
01.2019 - 11.2021
Bachelor of Technology - Electronics And Communication Engineering
Maulana Abul Kalam Azad University of Technology
04.2001 -
Diploma Engineering - Electronics And Telecommunication Engineering
West Bengal State Council of Technical Education
04.2001 -