Sirisha Dirisam

• Passionate and result oriented oracle professional with 9+ years global experience as Oracle Database Administrator in software development lifecycle including setting up infrastructure and architecture/design, testing, maintenance, production support, backup recovery and high availability features. My experience includes working on latest technologies such as Oracle Cloud, Mongo DB and fundamental knowledge on AWS/AZURE. 
• Interacted with clients and met committed target dates with quality deliverables. 
• Arranges regular meetings including daily, weekly and monthly for reviews. 
• Service Delivery review with upper management. 
• Directed planning and documented standards for best practices and quality assurance.

• Have experience working in production environments with versions 9i, 10g, 11g, 12c, 19c, RAC, ASM, Data Guard, Cloud Control (OEM 12c, OEM 13c), NetBackup technologies along with shell scripting and having experience in Oracle installations on LINUX, HP-UX, SUN Solaris, IBM AIX Operating systems in interactive and non-interactive modes. 
• Database administration includes User management, Tablespace management , rebuild indexes, table partitioning, tuning memory usage and SQL tuning using explain plan, SQL trace, TKPROF and STATSPACK for best performance. 
• Expertise in performance tuning of SQL Queries and Validating SQL Queries. 
• Resolving performance issues involving disk I/O, CPU usage, hanging issues for OLTP applications.
• Implemented data guard with maximum availability, protection and performance configurations and worked with data guard fail over and switch over cases at the times of up gradation and migration Database Patching, Upgrade and Migrations to new servers on both (Linux & Solaris) platforms in 10g,12c,19c versions 
• Having good experience in V4 Cross Platform Transportable Tablespaces (XTTS) with RMAN incremental backups to migrate data between systems that have different endian formats, with the least amount of application down time 
• Maintaining sound backup and recovery policies and procedures using RMAN. 
• Monitoring the scheduled backup procedures for daily basis using crontab. 
• Wrote several scripts associated with monitoring, database backups, tuning, and cloning.

POST GRADUATE DIPLOMA IN MANAGEMENT (PGDM) 2011 SSB, INDIA 

Field of Study: Finance & Marketing

BACHELOR OF TECHNOLOGY (BTECH) 2009 JNTUK, INDIA

Field of Study: Computer Science & Engineering