• Administered and maintained end-user accounts, permissions, and access rights for applications • Monitored and reported Domain Controller issues associated with reliability, availability, and security of the domain • Monitored connectivity, replication, FSMO roles, and trust relationships • Reviewed Domain Controller’s event and security logs on adverse issues and installed necessary hot-fixes from Microsoft • Processed user and group object creation and modification based on the end-user requirements as per the client security policy via Quest ARS Tool • Installed and validated monthly Microsoft released patches and updates on the Domain Controllers • Created, deleted and managed local user accounts, groups, service accounts, and contact cards in their respective OUs (Organizational Units) • Processed service requests for data updates and access control authorized by respective account owners • Processed service requests for Roaming profile and Home drive mapping and troubleshooting • Worked collectively with team on critical technical issues • Conducted knowledge sharing sessions on hot topics in the technical field • Monitored AD DS and AD LDS and other Domain Controller’s alerts via SCOM console • Utilized incident management tool (Service-Now) to record and monitor issues faced by users in the client and application end • Performed basic power shell scripting tasks to pull data and updated attributes in various objects as per the service request from customer • Supervised and performed daily shift and BAU activities in a timely manner • Provided shift updates to other team members on the activities and incidents received from customers • Assisted users with frequent lockout issues in determining their lockout sources and redirected them to the necessary local support team • Diagnosed the early identification of the cause and provided workaround for the cause of AD service disruption • Assisted users in performing testing activities for new applications and new version releases as per standards • Analysed the Group Policy issues for the customer reported issues