Interact extensively with client application owners to analyze their new LDAP requirements, or existing legacy DS solution and transform the analysis into highly technical spec sheets, design documents and propose solutions.• Provide L3 and SME support to all Enterprise LDAP related tasks that involves major LDAP infrastructures like xxx,xxx etc.• Co-ordination with internal Single-Sign-On teams for enabling advanced password services (APS) and integration with Citi xxx LDAP.• Experience in Installing and configuring CA SiteMinder R12, Policy Store, Policy Server, keystore,LDAP-user-store and Administrative UI in lab to simulate end to end authentication for multiple internal projects.• Engineer and package DS tools to help operations teams in their daily SSO operations in shell and using TDI on Solaris and RHEL.• Develop Sync scripts for Multi-Factor authentication LDAP servers, Hashed pwd testing, Specialcharacters testing, Log analysis, Directory proxy evaluation, 3DNS evaluation.• Setting up Engineering Lab model/build sandbox DS instances and perform various tests subject to the proposed use cases.a. To design, build DS DIT, Schema, number of servers modelling etc based on req and capacityquestionnaire.b. Setting MM replicated lab models & load data as per DIT, designed custom and generic schema.c. Develop automation scripts using shell or TDI wherever and whenever necessary.d. Setting up proper access controls, Functional IDs,Groups – both dynamic and static as required.e. Simulate performance tests on scaled versions of UAT/Prod servers using SLAMDf. Installing and configuring CA SiteMinder in lab for simulation password based auth via SSO and many more..• Generate reports from BigData using SQL (Post Big data integration with Citi xxx LDAP• Monitoring alerts and take preventive actions to ensure cob and interacting with oracles support teams to deliver fixes to operation teams when required