WalkIn Drive at TCS Kolkata on 01-08-2026

Job Role:- Active directory

Job Location:- Kolkata

Exp:- 05-12yr

Venue:-Tata Consultancy Services Ltd. Gitanjali Park, International Finalcial Hub(CBD), Newtown, Kolkata - 700156

Job Role:-

Job Requirements*

Job Requirements*

- Strong hands-on experience with Active Directory Domain Services (AD DS).
- Valuable understanding of domains, forests, trusts, and replication concepts.
- Experience in managing Group Policy Objects (GPOs).
- Proficiency in Windows Server administration (2016/2019/2022).
- Create and manage users, groups and roles across AD and Entra ID
- Basic knowledge of DNS, DHCP, and networking concepts (TCP/IP).
- Experience with PowerShell scripting for automation tasks.
- Understanding Identity & Access Management (IAM) and RBAC concepts.
- Knowledge of Hybrid identity (On-prem AD & Azure AD) sync using Azure AD connect
- Knowledge of AD security best practices (MFA, Conditional Access), auditing, and compliance.

Key Responsibilities*





- Administer and maintain on-prem Active Directory and Microsoft Entra ID environments.
- Create, modify, and manage user accounts, groups, and Organizational Units (OUs).
- Manage hybrid identity setups including synchronization via Azure AD Connect.
- Monitor AD replication, performance, AD & Entra ID health and sign-in activity.
- Implement and manage Group Policies (GPOs) to enforce system configurations and security and Azure AD policies (Conditional Access, MFA).
- Perform regular security audits and implement AD hardening measures.
- Automate repetitive administrative tasks using PowerShell scripts.
- Manage and maintain DNS zones, records and name resolution services
- Administer DHCP servers, scopes, IP allocation and lease management
- Troubleshoot AD-related issues including login, authentication issues including SSO, and sync failures, and access problems.
- Collaborate with IT, security, and infrastructure teams to support business operations.

📌 Active Directory Specialist (Kolkata)
🏢 Tata Consultancy Services
📍 Kolkata