Saikrishna Mandadi
Oracle DBA
Hyderabad
Summary
Over 2 years of experience overseeing, supervising, and optimizing Oracle databases (11g/12c/19c). Skilled in executing backups, restoration processes, applying patches, and ensuring optimal availability and security measures. Solid grasp of database structures, fine-tuning performance metrics, and efficiently resolving operational challenges.
Overview
3
3
years of professional experience
2015
2015
years of post-secondary education
3
3
Languages
Work History
Oracle DBA
Soniks Consulting Pvt Ltd
11.2022 - Current
- Over 2 years of hands-on experience in Oracle Database Administration across versions 10g, 11g, 12c, 18c, and 19c on Linux and Windows platforms.
- Expertise in the complete Oracle DBA lifecycle: requirements gathering, analysis, design, implementation, and ongoing support.
- Proficient in installation, configuration, and administration of Oracle databases in Production, Development, and Test environments.
- Skilled in OEM monitoring and resolving performance and system alerts to maintain optimal database health.
- Experienced in performing database cloning, data migration using Export/Import and Data Pump (Expdp/Impdp), and environment refreshes.
- Strong knowledge of backup and recovery strategies using RMAN; participated in yearly Disaster Recovery (DR) drills and recovery simulations.
- Conducted database tuning using AWR, ADDM, ASH reports, SQL Trace, TKPROF, and Explain Plan to identify and fix performance bottlenecks.
- Applied Oracle PSU and CPU patches in both Prod and Non-Prod environments in coordination with development and application teams.
- Implemented and managed Oracle Data Guard for high availability and disaster recovery in mission-critical systems.
- Proficient in user and security management: creation of users, roles, profiles, privileges, and quota management.
- Managed database storage: creation and maintenance of tablespaces, data files, temp files, control files, and archive logs.
- Performed daily DBA maintenance tasks: space management, session monitoring, and resolution of locking/blocking issues.
- Delivered 24x7 on-call production support as part of a rotational team, ensuring database uptime and availability.
- Participated in Change Management processes, implementation planning, and cross-functional team meetings.
Education
Bachelor of Technology - Computer Science
ANU University
Master of Business Administration - undefined
JNTU University
Skills
Oracle 11g
Work Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Quote
Reality is nothing but a collective hunch.
Lily Tomlin and Jane Wagner
Languages
Telugu
English
Hindi
Timeline
Oracle DBA
Soniks Consulting Pvt Ltd
11.2022 - Current
Master of Business Administration - undefined
JNTU University
Bachelor of Technology - Computer Science
ANU University
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