saikat chowdhury
System Engineer · Tata Consultancy Services
About
Oracle Database professional with 4+ years across Oracle DBA operations, including Oracle E-Business Suite (EBS) administration — AutoConfig, Concurrent Manager management, and patching via adpatch/adop — alongside database patching, refresh cycles, and production support in enterprise environments. Experience managing Oracle user access and roles across Production, UAT, and Test environments, coordinating database patching and refresh activities to maintain stability and security, and supporting mission critical systems under SLA. Builds Python-based automation around database operations — refresh orchestration, health verification, and data validation — to reduce manual effort and human error. Oracle Certified Foundations Associate (2025) and Oracle Cloud Infrastructure Foundations Associate (2024), with hands-on DBA experience gained on live production and UAT Oracle environments.
Skills
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