Sesha Sai Phani Chandra Muvvala
Hyderabad
Summary
Results-driven Oracle DBA with 4 years of hands-on experience in administering, monitoring, and supporting Oracle databases across Dev, Test, UAT, and Production environments. Seeking a challenging role to leverage expertise in backup & recovery, performance tuning, and high availability while continuing to grow in cloud and advanced DBA technologies.
Overview
4
4
years of professional experience
Work History
Oracle Database Administrator
Infosys pvt Ltd
Hyderabad
06.2022 - 01.2024
- Managed Oracle databases across Dev, Test, UAT, and Production environments ensuring stability and availability.
- Performed RMAN backups (full, incremental, archivelog) and regularly tested restore and recovery procedures.
- Monitored database health using alert logs, AWR reports, and dynamic performance views to proactively identify issues.
- Worked on performance tuning for slow-running queries using execution plans, indexes, and SQL rewrites.
- Handled user and security administration (user creation, roles, privileges, profiles, password policies).
- Performed space management activities including tablespace monitoring, adding datafiles, and segment growth analysis.
- Used Data Pump (expdp/impdp) for schema refreshes, data migration, and environment refresh activities.
- Worked on SQL and PL/SQL objects (procedures, functions, packages) for application support and data validation.
- Had exposure to Oracle RAC and Data Guard environments for monitoring, troubleshooting, and support activities.
- Gained exposure to AWS environments including EC2 instances and basic RDS monitoring.
- Supported application teams during production incidents and ensured issue resolution within SLA timelines.
- Participated in change management, deployment support, and production release activities.
Oracle Database Administrator
IBM
Chennai
05.2020 - 05.2022
- Supported multiple Oracle databases in 24/7 production and non-production environments.
- Performed environment refresh activities from Production to UAT, Test, and Dev using RMAN and Data Pump.
- Generated and analyzed AWR, ADDM, and ASH reports to troubleshoot performance issues such as blocking sessions and high load.
- Participated in DR drill activities, backup validation, and restore testing to ensure business continuity.
- Assisted in database patching activities and routine maintenance across lower and production environments.
- Created and managed database objects such as tables, indexes, views, and synonyms as per application requirements.
- Monitored database growth and participated in capacity planning activities.
- Coordinated with application, infrastructure, and onsite teams during critical incidents and maintenance windows.
Education
Bachelor of Technology - CSE
KIET
04-2019
Skills
- Databases: Oracle 12c, 18c, 19c
- Core DBA: installation, database creation, upgrade, RMAN, data pump
- High availability: RAC and Data Guard
- Performance tuning: AWR, ADDM, ASH, execution plans, SQL tuning
- SQL/PLSQL: procedures, functions, packages, joins, subqueries
- Cloud: AWS EC2, basic RDS monitoring, Linux basic administration, Windows
- Tools: SQL*Plus, SQL Developer
- Process: ITIL (Incident, Change, and Problem Management)
Timeline
Oracle Database Administrator
Infosys pvt Ltd
06.2022 - 01.2024
Oracle Database Administrator
IBM
05.2020 - 05.2022
Bachelor of Technology - CSE
KIET