Practice Head/Technology Leader – Cloud & Database Services
Larsen & Toubro Infotech Ltd
مجموع سنوات الخبرة :26 years, 10 أشهر
Practice Head/Lead Technical Architect - Database & Cloud (AWS) Services LARSEN & TOUBRO INFOTECH LTD since Jan 2011
Cloud - AWS, Azure, Oracle Cloud Infrastructure
Build AWS practice, create service lines (Migration, Assessment, Partnerships) and defined GTM strategy along with onsite sales teams
Enterprise Architect and Program Manager for major transformation initiatives of the clients involving migration of SAP, S4/HANA and Oracle E-business/Peoplesoft enterprise systems to AWS/Azure, GCP and OCI
Developed skills and capabilities through trainings and recruitment in Azure, AWS and other cloud platforms including devops and automation
Developed GSDC - Global Shared Delivery Center for Multi Cloud Support, used multiple tools and partnerships to achieve this
Responsible for overall teams of Solution Architects, Delivery Managers and Cloud SMEs
Won major transformation projects (USD 10mn plus) in Europe and USA to migrate enterprise workloads to AWS
Ownership of RFPs/RFIs, make client presentations and proposal defense, refine proposals, work with other solutions architects and SMEs to create winning themes
Lead Technical Architect and Delivery leader for Migration of SAP landscape from on-premise to Azure and AWS cloud. HA, Disaster Recovery, B&R design and deployment on SLES and Redhat platforms. Deployed and configured SOFTNAS, Palo Alto Firewall and NFS Servers
Performed due diligence comprising workload assessment, dependency analysis, security and networking assessment using internal tools and SME discussions for enterprise workloads like SAP, JDE, Oracle Exadata comprising of 100s of servers
Created solutions for IaaS, PaaS, DBaaS using various services of AWS and Oracle cloud platform
Design, Architect and present solutions for clients for complex migration and green field projects
Lead presentations with Senior Management of clients for proposals and solutions focusing on cost and value. Sizing of instances appropriate for source workloads, optimization, network & security design
Provide support to delivery in transitioning, managing technical escalations
Design highly scalable, robust and secure architecture on AWS.
Planning transition and steady state AWS support, resource estimation
Good experience in RDS & Databases, Network & Security, Connectivity, Partner tools like Cloud Endure, HA, DR, Storage, Scalability Features, Cloud Formation, CDN, DW, Scripting etc.
Excellent experience in Data center teams and in-depth grasp on DC transformation specific to cloud, virtualization, standardization and infrastructure and application rationalization
Expertise in AWS, Azure and OCI
Database
Established a practice and Lead it to over 250+ Oracle, MS SQL, MySQL, DB2, Sybase and Teradata DBAs, of which 70% are Oracle DBAs
Responsible for error free delivery where DBA Teams manage 1000s of Oracle, SQL and other database platforms in 24x7 global operational support mode
Manage projects for migrating JDE Environment from Exalogic/Exadata boxes on premise to Oracle Cloud
Provide database solutions and architecture for HA, BCP, Performance
Provide strategy, framework and methodology for transformation of database landscape, like migration to cloud (AWS), standardization of database versions, cross platform migrations, Platform Refresh, Virtualization, Migration to appliance (SAP HANA, Exadata) etc.
Manage Database Center Of Excellence towards capability & skill building, design training and certification programs, POC and Technical evaluations
Develop Strategies & Plans for managing for emerging and new technology adoption and skill building, attrition management
Build and provide SME pool for critical incident management and key projects, handle technical escalations
Leverage/manage Vendor Partnerships and Alliances for potential business as well as training
Jobs & Responsibilities
Technical
• Migration of a critical 8TB banking database from Solaris to HP.
• General Administration including planning software installation, database upgrades, server migrations, patching, CPU/PSU patch management, weekend maintenance activities. Subject matter expert on DBA technical issues
• Performing recoveries, restoration drills, cloning to stage and development. Oracle 11g R2 RMAN catalog managing around 180 registered databases. Restore using cold, hot and BCV backups.
• Heading Database Team in data center relocation project
• Migration of Oracle databases from Sun Solaris to HP & AIX platforms
• Setup physical standby database and perform periodic DR drills as per bank’s audit policy.
• Manage performance of databases with up to 20000 concurrent sessions.
• Used flashback database technology to allow users to test on standby database in read write mode using restore points.
• Implemented Oracle RAC 10g by converting single instance to RAC on AIX with ASM. Expertise in RAC Management operations with ASM
• Implemented Oracle Enterprise Manager (10.2.0.5) and created a customized alert screen suing AJAX, PHP and Java Scripts.
• Identify and trouble shoot performance problems including OS, I/O and application (SQL) bottlenecks
• Generate 10046 and 10053 traces to analyze performance issues, system state dump and hang analyze traces for upload to Oracle using oradebug
• Tune problematic SQL, generate and use AWR and ADDM Reports
• Analyze wait events and provide solutions in reducing high cost wait events
• Manage performance issues managing latches and locks, review and set underscore parameters based on Oracle's advice, identify bad queries and bottlenecks, plan and executing object reorganization and partitioning.
Managerial
• Responsible all aspects of database management for 300 production databases in banking environment, ranging from a few GBs to up to 10Terrabytes
• Generate and provide availability, database usage, growth and performance metrics to bank management
• Design Process/Improve on existing processes, to reduce MTR (Mean Time to Recovery) and to ensure database availability
• Technical planning, analysis of critical issues and provide solutions, Incident Management to ensure that issues are resolved within SLA terms & ensure work is being carried out as per SOP document.
• Manage critical issues, interact with users (bank technology heads), escalate issues and provide resources and support in high pressure environment
• Co-ordination between teams and users, during activity planning and critical issues
• Task delegation and resource management, mentor, guide and motivate team members
• Recruitment
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55% Scored with Computer Science as Vocational Subject