Active Directory.Hands-on experience administering Microsoft Active Directory 2008/2012 in a multi-site and multi-domain organization Knowledge of active directory concepts and configuration-security groups, inherited rights, delegation, OU structure, object types and attributes Hands-on experience managing ADFS changes in a large scale environment Expertise pertaining to the design and implementation of enterprise access and authentication (Active Directory, LDAP, SSO, Federation based infrastructures) Ability to create and manage Group Policies including GPO precedence, enforcement and blocking. Familiarity with Microsoft Powershell scripting Experience in domain migrations & consolidation Knowledge of third party Directory management and migration products Provide excellent customer service to individual clients and to other team members Demonstrate strong analytical and problem-solving skills with ability to diagnose and resolve highly visible production incidents methodically Should have good knowledge of WSUS to perform timely Patch management as per the Schedule. AD Replication monitoring and regular servers health checks to be performed. Should have good knowledge of Change, Incident and Problem Management Process RAID Configurations and Disk management utilities tools. Maintenance of DNS Zones Other details