Candidates About

Nandan Reddy Vinta

Summary at a Glance:

Education & Certification Details:

·         Bachelor of Technology in Computer Science, Amrita Vishwavidyapeetam University, India

Professional Experience:

Client: PolyOne, Avon Lake, OH

Role: Sr. Oracle Identity and Access Management Consultant

Duration: September 2015 to Present

Roles &Responsibilities:

·         Installed and configured Identity and Access Management 11g R2 PS2 stack comprising Oracle Identity Manager (OIM), Oracle Access Manager (OAM), Oracle SOA (SOA), Oracle Virtual Directory (OVD) and Oracle Internet Directory (OID) in an integrated stack on WebLogic platform.

·         Designed, developed and customized preprocess event handlers to carry out trusted reconciliation by analyzing feed data file from HR source.

·         Installed OID, Active Directory, EBS connector to provision accounts and perform privileged access management using OIM as a self-service interface.

·         Created membership rules, access policies and defined Role based Provisioning Rules to automate provisioning and de-provisioning of the users into the LDAP Group in OID.

·         Installed and configured Identity Connector Framework server (ICF) to be able to install and enable provisioning into Active Directory using AD connector, create mailboxes for users in MS Exchange using the MS Exchange connector.

·         Developed workflows to perform validations on the requests received which includes Automated Approval Routing and Assignment, Escalations, Expiry, Segregation of Duties (SoD).

·         Configured the built in workflow capabilities of OIM to match the client requirements like a manager would receive a notification with the username and password of a new hire.

• Worked on OIM UI Customizations like adding new UDF’s, task flow implementation using custom beans and adding/modifying features of OIM UI. 

·         Configured Process tasks, Adapters and Event Handlers for provisioning of users.

·         Built prepopulate adapters for updating OID and Active Directory attributes using the business logic and business rules.

·         Developed scheduled jobs as part of connectors to keep the entitlement data up to date and for reconciliation of user profile data with OIM users. 

·         Build Access Policies for auto-provisioning resources to users based on defined criteria. 

·         Implemented SSO using OAM 11g R2 and configured multiple authentication schemes and authorization plugins based on the requirement.

·         Developed and implemented a Password Policy plug-in to enable OAM for enforcing custom password policy rules for individual applications. 

·         Implemented flat file connector to process data received from the target resource and load it into OIM. 

• Worked closely with the production team for daily monitoring and stabilizing of production issue related to OIM 11.1.2.2, AD, ED, RAS and RACF.
• Fine-tuned Web Logic parameters such as JTA, JDBC connection timeouts, OIM DB and SOA connection time outs.

·         Upgraded the OIM, OAM, OID, SOA stack to latest versions from R2.

·         Applied latest BP07 patch to the OAM, OIM, and SOA stack.

• Extended existing OIM cluster by adding new OIM managed servers.

·         Configured and Installed Enterprise Manager and agents to monitor IDM health.

·         Implemented Standard Operating Procedure for enterprise applications deployments on weblogic server. 

·         Involved in Maintenance and production support activities for already existing applications. 

·         Analyzed the thread dumps, logs, configuration files and fixed the issues.

Environment: OIM 11gR2 PS2, OAM 11gR2 PS2, OID 11.1.1.6, Weblogic 10.3.6, Oracle Database 11.1.0.7, JDeveloper, Java 1.7, Oracle Deployment Manager, Active Directory, Unix, SQL Developer, Active Directory, Web Gates, Oracle HTTP Server.

Client: UniFirst, Wilmington, MA

Role: Sr. Oracle Identity and Access Management Consultant

Duration: June 2014 – August 2015

Roles &Responsibilities:

·         Installing and configuration of Oracle Identity Manager (OIM) 11g R2 PS2, Oracle Access Manager (OAM) 11gR2 PS2, WebLogic and SOA Suite for deploying identity management stack, Oracle Directory Server Enterprise Edition (ODSEE) 11g. 

·         Worked on implementing the various custom event handlers, Schedulers and corresponding triggers to Access policies based on UDF's. Implemented and customized Oracle Identity Manager (OIM) 11g and Oracle Access Manager (OAM) 11g according to client infrastructure requirements.

·         Installed and configured OVD as a front end LDAP proxy server using MS Active Directory and Oracle Identity Directory (OID). 

·         Configured and managed provisioning to multiple domains in Active Directory. 

·         Developed a custom web service connector to integrate the target resource MS Exchange with OIM to provision and de-provision user mailboxes and Oracle Identity manager solutions was customized to implement the organization specific process and provisioning requirements. 

·         Configured and deployed scheduled Tasks, developing process forms and child forms and doing customizations in connector configurations using design console. 

·         Extended the functionality of the connectors with custom parser to validate the mandatory attributes, applying filters creating and integrating preprocess and post process tasks and transformation of data during reconciliation on DEV, UAT and PROD.

·         Performed manual provisioning functions as part of manual maintenance procedures for supporting Production environment. 

·         Deployed and Customized Active Directory (with password sync), Oracle Identity Directory (OID), Exchange, and Oracle e-Business suite connectors.

·         Implemented request workflow for all objects managed within the IDM system

·         Fine-tuned WebLogic, OIM & OAM configuration for optimal performance. 

·         Developed Custom java/jsp code to be used in OAM for logon pages. Assisted development teams in identifying, integrating OAM for SSO.

·         Involved in the evaluation of various proof of concept functionalities such as User Provisioning, Reconciliation, and Orphan Accounts Cleanup, Work Flow management for Approvals, Re-Certification and Audit Trails. 

·         Fixed Data integrity issues from Oracle Identity Management (OIM) to Oracle Internet Directory for Bulk load users data.

·         Designed scheduled tasks for user reconciliation and clean-up processes. 

·         Developed custom login pages and configured and integrated web gate with OHS instance.

·         Provide technical expertise in implementation of Oracle Identity Manager (OIM) and Oracle Access Management (OAM) to meet Identity and Access Management business goals.

Environment: OIM 11gR2 PS2, OAM 11gR2 PS2, WebLogic 10.3.6, Java 1.7, Putty, Ant, RHEL, Microsoft ILM, PeopleSoft, E-Business Suite, Oracle Internet Directory (OID) 11g, Web gate, Unix, Oracle 10g, SQL Developer, Oracle SOA Suite, Oracle BPEL, Oracle ESB.

Client: Quintiles, Durham, NC

Role: Sr. Oracle Identity Management Consultant

Duration: April 2013 – May 2014

Roles &Responsibilities:

·         Evaluated various proof of concept functionalities such as User Provisioning, Reconciliation, and Orphan Accounts Cleanup, Work Flow management for Approvals, Re-Certification and Audit Trials, etc.

·         Implemented and customized Oracle Identity Manager (OIM) 11gR2 and Oracle Access Manager (OAM) 11gR2 according to client infrastructure requirements.

·         Ensuring high level design support for a robust technology solution, taking into account the user requirements, technical requirements etc.

·         Developed a custom file connector to reconcile data received from the target source SVP and load it into OIM as well as provisioning functions.

·         Deployed OIM for a 20000 user environment, running on WebLogic 10.3.6 stack.

·         Deployed Microsoft Active Directory (with password sync), Oracle Internet Directory (OID), Microsoft Exchange, Database and Oracle e-Business Suite connectors.

·         Developing custom workflows and Generic Technology Connectors (GTC) for manual user dumps.

·         Analyzing the thread dumps, logs and configuration files for identifying the problem.

·         Implemented request workflow for all objects managed within the IDM system.

·         Determined roles and responsibilities of users, classifying like users into groups to ease maintenance and rule implementations controlling access to resources appropriate to user and group classifications.

·         Developed and configured the Roles with access policies to provision the users into the LDAP Groups in OID.

·         Experience in setting of High Availability and clustering for Oracle WebLogic.

·         Supported Fusion Middleware components troubleshooting errors and coordinating with Oracle Support for critical issues.

·         Provided production support for IDM stack.

·         Provided 24/7 support during implementation, integration and production stages.

·         Conducted performance and scalability audits of applications and the application servers.

Environment: OIM 11gR2, Web Logic, Java 1.7, SOA, JDeveloper, Putty, Maven, Ant, Check Style, PMD and Oracle Internet Directory (OID) 11g, Oracle Virtual Directory (OVD) 11g, Oracle Unified Directory (OUD) 11g, Windows 7, Red Hat Enterprise Linux 6.

Client: Ameren Corporation, St. Louis, MO                                                  

Role: Oracle IDM Developer

Duration: October 2011 – March 2013

Roles &Responsibilities:

·         Installed and Configured Oracle Identity and Access Management (IDM) Suite 11g R1 on OEL 5.1 as PRE-DEV environment.

·         Developed POC use cases to showcase the functionality of integrated IAM for supporting business functions.

·         Presented the execution of the use cases to client and upon approval developed the full functionality of the solution.

·         Installed and Configured DEV, TEST and PROD environments as per the specification agreed with Architecture and Infrastructure team.

·         Bulk Loaded Users, Roles, Role Memberships and Accounts Data for HR source and multiple target systems in OIM.

·         Configured Trusted Source Reconciliation using DBAT connector and tuned