Rahulla Baig Mohammad Esa

Clients - Ahold Delhaize (Netherlands), Comcast (USA), British Telecommunication Group (UK)

• Driving Database & ERP/ FMW Application for new as well as existing projects, live production environment, resolving incidents, BAU issues & providing L2/L3 technical support as well as ensure DB availability all the time based on SLA
• Designing, planning, configuration including installing, testing, upgrading, operating, administering Oracle Databases on OCI platform with high availability architecture
• Setup multi node Oracle Key Vault, migrating TDE file based keys/wallets to OKV using Ansible automation, troubleshooting & administering with OKV wallets/end-points
• Monitoring DB & WLS/FMW applications using OEM and custom scripts resolving production issues, clustering databases & maintenance of disaster recovery plans
• Experience on Exadata VMs with RAC, ASM, Data guard, upgrade lower to higher Databases, resolution providing for critical issues by consulting Oracle service SR
• Cloning/Refreshing the lower environments from PROD using RMAN restoration and migrating the Databases using export & import/Cross platform (XTTS) based on the business strategies
• Well-coordinating with teams like DevOps, testers, OS, storage and network teams to support activities using planning, change management & problem managements
• Applying Database and Application enhancement/latest patches like CPU/PSU security patches to fix the bugs reported and maintain best data security strategies
• Take ownership of performance and capacity management aspects of the DB and responsible for designing and scale-up/down hardware requirements
• Scripting Shell/ksh and automate them on OS based on the requirement to monitor the Database health regularly

Clients - Merck (USA) & GSK Ltd (UK)

• Driven, Managed and poise Database and Application with Oracle EBS Suite systems R12.1.x/R12.2.x production instances integrated with multiple third-party client specific reporting tools like Life Sciences Data Hub/DMW/WCC/SOA & FMW applications
• Install, configure, maintain and supported multitenant Databases and pluggable databases like CDB and PDBs. Converting standby Databases to Container Databases and clone the PDBs.
• Upgraded Databases from 11g/12c to 19c version.
• Troubleshooting the application & Database issue on all PROD/Non-Prod environments
• Setting up OEM architecture, configure DBs, promote them and setup notifications to monitor regularly and flag for any availability challenges as a proactive measure.
• Configure and maintain Golden Gate architecture and perform initial load, logical replicat and extract loads.

Clients - Biogen Idec, USA

• Managed and poise Database and Application with R11.5.10/R12.1.3 production instances integrated with third party tool like Marekview & Kofax of client specific reporting tools
• Cloning the instances from PROD to DEV and TEST for UAT testing as per client requirement using rapid clone utility
• Applying latest release of patches to enhance product related bugs and new features, quarterly CPU/PSU patches on Databases and applications and FMW homes
• Take and maintain regular backups like Cold, Hot and logical backups like export backups, and import them to target databases
• Tracing and generating tkprof files, analyzed AWR, ADDM reports and suggested for best resolution for performance issues

Clients - Sandhar Technologies & Mando India

• Managed and configured Oracle Database 11gR1/R2 with E-Business Suite R11.5.10 /R12.0.4 production and Non-Prod environments of client
• Troubleshooting concurrent manager and request related issues, trace the sessions, analyze for performance issues
• Troubleshooted the daily issues with Database like user access, roles, tablespace reorganizing and performance related BAU issues
• Plan and execute maintenance support activities like indexing, Update Stats, DBCC checks, space issues, cleanup tasks, access issues
• Troubleshot database issues to create and resolve trouble tickets.

Clients - Nat Steel Pvt Ltd, Singapore

• Implemented and configured multiple database and application requirements for new, existing projects and maintained 24/7 support model
• Applied Database and Application patches like One-off, Roll-up, Family packs and Quarterly Security patches to fix the business-related bugs as well as security patches
• Upgraded multiple Databases from 9i/10g to 11g versions managing databases on Linux/Solaris/Unix operating system using dbua utility or manual upgrades
• Involved in creating documentation work like SOAP, Architectural, Work instruction, patch analysis and known bug consolidation with resolution documents for quick reference.