WORK EXPERIENCE

-------------------------------------------------------------------------------------------------------- 

Citigroup, Jersey City, New Jersey

Solutions Architect/Management Consultant 2013 – Now

              Engaged as SME & Project Lead of Oracle Golden Gate replication project within Citi referential data group (ISG) and helped deploy high volume multi-terabyte transactions with near-zero lag & auditable data quality.  Provided simplified replication architecture & help build in-house monitoring tools & analytical framework to measure critical KPI’s of data replication. Provided PoC of next generation data models & systems of securities & pricing data for rapid ingestion, processing & service using BigData technologies & Lambda architecture

·         Spearheaded App DBA/Development teams - Architecting & Deploying a high volume (~2-3TB/day) Golden Gate data replication project. Reduced cost by eliminating projected 10gigE Network & Storage upgrades, Oracle ACFS etc., with simplified Hub & Spoke topology.

·         Unique data integration effort - replicating data in near real time of multi-terabyte volumes and maintaining consistency & data integrity.

·         Led in-house Development efforts of replication Monitoring/Reporting Tools - Saving Millions ($3M) vs. off-the-shelf software (COTS).

·         Defined KPI’s (lags vs loads), Data Model/Framework, Collectors and Analytical Dashboard (Qlikview) for replication infrastructure.

·         Partnered with Executive and SMT providing innovative, zero data loss blueprints to DB DR Initiatives to meet regulatory compliances.

·         Drive Concept to Design of several DB DR options, working along with Vendors, Engineering, Applications and Operations (CTI) teams.

·         Responsible for detailed design/PoC of Big Data framework of securities data (reference data) using Lambda architecture mostly with Hadoop ecosystem - HBase, Hive/Pig, MapReduce/Yarn, Impala, Spark etc.

·         Familiarity with AWS Cloud Platform (S3, EBS, RDS, Redshift, EMR, Kinesis, EC2, VPC etc.)

Comcast, Mt. Laurel, New Jersey

Director Enterprise DB Architecture, 2010-2013       

            As of part of Enterprise Architecture silo, responsible for overseeing transformation & building of critical Operational, Business and Big Data systems for Comcast Device Provisioning and Service fulfillment Divisions.  Partnered with global teams of DBA’s, Data engineers and Architectural teams providing blueprints, patterns, data/database models, standards, data governance and technology obsolesce/upgrade planning.  Aligned with corporate business strategy for Data Mining/Analytics and helped evaluate, develop POC and Use Cases of various Big Data Technologies. Helped optimize monitoring/operations of machine critical Tiier-1 databases with 365x24x7 HA/DR solutions.  Help rapid deployment and virtualization/cloud migrations of various RDBMS environments. Received ‘Start Award’ for delivering innovate solutions.

·         Generated infra/DB road maps for millisecond throughputs in federated DB infrastructure and achieved 98.9% high availability. 

·         Championed streamlining, modernization and upgrade of 2000 server database infra for rapid and cloud deployments.  Saved millions in OPEX/CAPEX by reducing physical server footprint with enhanced availability of DB resources.

·         Provided architecture roadmaps and use cases for Oracle Golden Gate (11g) replications in one-many, bi-directional (active-active) and cascading scenario for HA & site failovers in a heterogeneous database environment across geographically dispersed data centers.

·         Helped Co-Architect Data Warehouse – 4 Node Hortonworks Hadoop Cluster with an estimated 24TB capacity (72 TB with replication factor 3) using engineered Teradata Aster Appliance (PostgreSQL on worker nodes) for discovery and analytics.

·         Developed a POC of Operational Analytics/Insights using Splunk/Hunk on 4 Node Hortonworks Cluster using Database/Web Servers/System logs for incident & issue tracking.  

·         Co-Authored Vision 2016 statement for DB infra cost reduction using open source databases, Big Data options (Hadoop, Cassandra, MongoDB, and Riak) for structured & un/semi-structured data sets.

·         Jointly co-developed use cases and cost analysis Hadoop distributions (Cloudera, MapR, and Hortonworks) and Big Data Appliances.

·         Thorough understanding of other NoSQL Data Stores & Topologies – HBase, Cassandra, MongoDB, Riak etc.

·         Familiarity with ETL, Analytics and BI technologies: Pentaho, Talend, Oracle ODI, OBIEE/OBIA, Tableau, Impala, R-Hadoop.

·         Evaluated possibility of Hybrid Cloud options using - AWS, Rackspace Cloud computing offers along with OpenStack.

·         Understanding of both TOGAF & Zachman Enterprise Architecture frameworks and Big Data Lambda Framework.

New Jersey Transit, Newark, New Jersey

Senior Director / DBA Manager, 2004-2010

                 Oversaw a major migration of database systems from IBM/DEC platforms to commodity hardware/OS transforming DB management, operations and support, reduced costs, enhance performance, high availability and quality of infrastructure. Introduced and oversaw adoption of latest technologies, standards and best practices that align technology investment with business.  Held complete oversight of database/data services department, managing complex multi-terabyte environment.  Consolidated data center, platform migrations, Oracle eBusiness Suite (EBS) suite, DB security and governance, data warehouse/ETL processes and business intelligence (OBIEE, Business Objects) systems/BI reporting tools, as well as enterprise data/system integrations.  Lead team of ten database administrators, data engineers, and architects with 50 project personnel.

·         Spearheaded Oracle ERP R12 (12.1.1) migration on-time within budget, saving $5,000,000 in consulting costs.

·         Responsible for all aspects of Oracle eBusiness Suite (EBS) (General Ledger, Payables, Fixed Assets, Budgets), including technical and functional architecture, support and operations.

·         Instrumental in deployment of multi-dimensional (Star / Snow Flake Schema) Enterprise Data Warehouse (EDW) using Oracle Data Warehouse, OLAP tools and  Informatica ETL  

·         Provided Strategy, Cost Analysis, Design and Deployment of OBIEE/OBIA, Business Object, BI Analytics, BI Tools and Hyperion EPM initiatives.

·         Increased information Stability, Security, and Data Governance by deploying Oracle Identity and Access Management suite (OI & AM).

·         Integrated various LDAP Authentication Technologies - Active Directory. Sun NIS+ , Oracle Identity Management  to provide  Single Sign-ON (SSO)

·         Improved productivity by managing design, implementation, upgrade and consolidation of 400 multi-terabyte databases across platforms.

·         Architected several scalable High Available (HA), Disaster Recovery (DR), and Clustered/Grid, Virtualization, and Replication solutions.

·         Guided and provided expert advice for database operations and backups using VTL, D2D, snapshot, and de-duplication technologies.

SriTech Inc., Lawrenceville, New Jersey

Entrepreneur, 1999-2004

                Established IT services company and spearheaded several turn-key projects of database infrastructure/operations, ERP (PeopleSoft, Oracle) and CRM (Siebel) rollovers to various prestigious clients. Enabled company to achieve greater success providing services in ERP/CRM (Oracle Financials (11.0/11.5.x), PeopleSoft HRMS and Siebel CRM suites) rollovers/upgrades, project management, database and HR/DR infrastructure building. Developed several service level agreements (SLA) and project plans for clients, supervising teams of >100 personnel.  Directly managed ERP & infrastructure deployment projects of major clients - HIP (major insurance company in NYC) and New Jersey Transit (major state transportation agency).

·         Directed design, configuration, installation, upgrade, and support of multiple Oracle DB and ERP releases.

·         Served as chief architect for technical, functional, operational and support of Oracle Financial suite (11.0.3) and PeopleSoft HRMS (7.5) of applications.

·         Received several high achievement awards from clients for completing Oracle EBS suite 11.5.8 upgrade on time and below budget.

·         Architected and rolled over Oracle Business Intelligence (Oracle Discoverer) for ad-hoc reporting and analytics suite rapidly to bring accolades from client.

·         Managed several scalable, highly available, distributed, secure, load balancing clustered (RAC) implementations.

ADDITIONAL EXPERIENCE

-------------------------------------------------------------------------------------------------------------------- 

Health Insurance Plan (HIP) of New York, New York, NY,

Asst. DIRECTOR, 1997- 1998   

                With a team of 10 direct reports responsible for corporate database infrastructure & various consolidation / integration efforts - Oracle/SQL Server/Sybase/VSAM. Credited for deployment of corporate first ‘Internet site’ and Client/Server ‘Customer Service System - CSS’ using Microsoft IIS/VB Scripts/Visual Basic.  Lead PeopleSoft HR module deployment from negotiation of service contracts to product implementation. Technical Advisor on several corporate technical initiatives– CA Unicenter, MS Exchange, Windows NT etc.

CSSC, Edison, New Jersey,

Senior Technical Manager, 1994-1998.

                 Reengineered and developed a legacy Order Entry software package under Open VMS (ACMS/Rdb/DEC Forms/COBOL) OLTP environment. Responsible for design/deployment of The Optimum Publishing System – TOPS, an Order fulfillment package  using Uniface on several combinations of complex environments -(Rdb/Oracle/SQL Server/Sybase/VSAM/RMS) databases, operating systems (OpenVMS/Solaris/HP-UX/Windows/ AS/400) and (DEC Net/ TCP/IP / SNA) networks.

Digital Equipment Corporation, Marlboro, Massachusetts,

Senior Technical Consultant, 1992-1994.

                As part of DEC consulting group, worked as a designer/developer of various client projects. For client GE Capital – developed GE employee retirement account reporting system and Satellite Transponder Availability and Reservation Systems: For Client IBM/Advantis - Network Component Management System, an inventory, topology and configuration management system (UNIX, C/C++, X/MOTIF, SYBASE, DB2, AS/400, AIX)

Department of Space, Hyderabad, India,

Scientist SC, Project Manager, 1989-1992.

                Technical lead of ‘Integrated Information Management System – IIMS’ – A production control system for Satellite Imagery products starting from raw Data Acquisition to Order entry , Production Control/Monitoring, Inventory Management to Billing & Dispatch.  Technical spearhead of 20 people development team and liaison with 150+ users to design and re-engineer a massive development project  on DEC VAX 730 Cluster with ACMS/TDMS/Rdb/COBOL bundle.

EDUCATION

--------------------------------------------------------------------------------------------------------------------------------------------------- 

Andhra University, Visakhapatnam, India                                                                    M.Tech, Computer Science and Technology, 1989

JNT University, Kakinada, India                                                                                B.Tech, Electrical and Electronics Engineering, 1986

TECHNICAL SKILLS

----------------------------------------------------------------------------------------------------------------------------------------------------------------------Platforms:  Windows, Linux, UNIX, Solaris, OpenVMS, HP-UX

Applications, Databases and Tools:  Oracle EBS (Financials) R12/11i, Siebel CRM, BI Analytics (OBIEE, OBIA,ESS Base/Hyperion, Business Objects), Oracle IDM & IAM,  DB Clusters - Oracle RAC, SQL Server, MySQL,  Replications -  Golden Gate, Streams;  Oracle Exadata, Teradata Aster appliances, Virtualization - Cisco UCS, VM Ware ESXi/vSphere, AWS EC2, S3, OpenStack, SAN/NAS (EMC, NetApp, Hitachi); J2EE, SOA, Big Data - Hadoop (HDFS, HBase, Map Reduce, Hive, Pig, Scoop, Solr, Hue) with Cloudera/MapR/Horton Works Distributions, Cassandra, Riak, MongoDB

CERTIFICATION

-------------------------------------------------------------------------------------------------------------PMI Project Management Professional (PMP), 2011