Srinivasu K

Senior Oracle EBS Applications DBA with 18+ years in IT and 13+ years running Oracle E-Business Suite R12.2.x, R12.1.3 and 11i and Oracle Database in cloud (OCI, AWS, Azure) and on-premises environments. Currently at Avis Budget Group through Tata Consultancy Services (TCS). There I lead EBS R12.2 lifecycle management (installation support, ADOP patching, cloning, AutoConfig and multi-node configuration) alongside Oracle 19c administration on OCI Exadata Cloud Service (ExaCS), DBaaS and Autonomous Database.

Certified OCI Multicloud Architect Professional and OCI Database Services Professional. Hands-on with OCI cloud architecture, networking (VCN, DRG, gateways, load balancers), security (IAM, OCI Vault, TDE, Entra ID SSO), Terraform/Resource Manager IaC, and OCI observability for secure, highly available EBS environments.

Senior Cloud Database Administrator at Tata Consultancy Services (TCS) (2022-08 – Present)

Client: Avis Budget Group

• Kept Oracle EBS R12.2.x and R12.1.3 Finance modules (GL, AP, AR) stable across their lifecycle by running ADOP online patching cycles, cloning, AutoConfig and multi-node configuration, and by resolving patch exceptions.
• Delivered 24x7 availability for OLTP and Data Warehouse workloads by administering Oracle 19c on OCI ExaCS, DBaaS and Autonomous Database.
• Secured the OCI environment by designing and managing VCN, DRG, NAT/Service Gateways and Load Balancers, and by setting up IAM policies, identity domains and Entra ID federation for SSO.
• Made environment builds repeatable and auditable by provisioning OCI infrastructure through Terraform (Resource Manager), OCI CLI and the Console.
• Enabled proactive incident detection by configuring OCI Monitoring alarms, notifications, metrics and logging, and by using OEM 13c, Performance Hub, AWR/ADDM and SQL Tuning Advisor for root-cause analysis.
• Protected recoverability by running the RMAN backup strategy (full, incremental, archive log) with OCI Object Storage integration, and by testing and documenting restore procedures.
• Assured DR readiness by maintaining Data Guard Physical Standby, including switchover/failover testing, lag monitoring and gap resolution.
• Supported EBS integration workflows by administering WebLogic, SOA Suite, OIC and MFT; mentored junior DBAs on OCI, patching and RMAN practices.

Senior Azure Database Consultant at Persistent Systems (2020-06 – 2022-07)

Sub-contractor to Microsoft. End Client: AT&T

• Modernized 50+ Oracle, SQL Server, PostgreSQL, MySQL and NoSQL workloads by leading on-premises-to-cloud migrations. Used GoldenGate MCS and Azure DMS for zero-downtime cutovers.
• Guided cloud architecture decisions for 50+ workloads by producing IaaS vs PaaS cost analyses and Detailed Design Documents with capacity planning.
• Enabled repeatable provisioning of POC, NPRD and PROD environments by building database infrastructure as code with Terraform and ADO Pipelines.
• Met AT&T enterprise security standards by implementing TDE for data at rest and certificates for data in transit; configured RMAN and OEM 13c monitoring.

Senior Oracle / Apps DBA Consultant at Birlasoft Limited (2010-10 – 2020-05)

9+ years continuous employment with 4 client engagements

Senior Oracle / Apps DBA Consultant at National Oilwell Varco (NOV) (2019-06 – 2020-05)

Client engagement during Birlasoft employment

• Sustained 24x7 production for EBS R12.2.5/R12.1.3 multi-node environments with DMZ and the external iSupplier portal by running ADOP patching, cloning and refreshes.
• Secured EBS access by implementing SSO with OAM/OUD; managed WebLogic, SOA and WebCenter domains, Node Manager and clustered managed servers.

Senior Oracle / Apps DBA Consultant at Synchrony Financial (2016-04 – 2019-05)

Client engagement during Birlasoft employment

• Led the end-to-end EBS upgrade from 11.5.10.2 to R12.2.3, with a concurrent database upgrade from 10.2.0.5 to 11.2.0.4, including the OFA-to-OATM tablespace conversion for R12.2 readiness.
• Maintained the zero-downtime patching SLA by owning the full ADOP cycle (prepare, apply, finalize, cutover, cleanup) and resolving patching exceptions.
• Strengthened resilience by designing the RMAN backup strategy and Physical Standby DR with tested runbooks; built OEM 12c monitoring across the DB, middleware and EBS tiers; supported Workflow Mailer and Concurrent Manager.

Senior Oracle / Apps DBA Consultant at Synchrony Financial (2014-06 – 2016-03)

India Operations - Client engagement during Birlasoft employment

• Performed AWS cloud migration activities and TDE encryption with key vaulting; led Solaris-to-Linux migrations and Oracle 11.2 to 12.1 upgrades.

Senior Oracle / Apps DBA Consultant at GE Corporate / GE Energy (2010-10 – 2014-05)

Client engagement during Birlasoft employment

• Implemented Oracle RAC 11gR2 clusters and Physical Standby DR; managed RMAN, cloning, opatch/adpatch patching and SQL tuning.

Oracle Apps DBA at 4CS (2008-09 – 2010-09)

Client: Mahindra USA

• Delivered the EBS 11.5.9 to 11.5.10.2 upgrade and an R12 multi-node implementation; handled adpatch/opatch patching, SSO integration and 24x7 support.

Master of Science in Information Technology – Acharya Nagarjuna University