Osman Mirza

PROFESSIONAL SUMMARY

• Dynamic and results-oriented Oracle Database Administrator with over 4 years of comprehensive experience in managing Oracle databases on Linux, Solaris, and AIX platforms Experience in managing large databases, Backup & Recovery.
• Proficient in all aspects of database administration, including installations, configurations, upgrades, and performance tuning.
• Skilled in backup and recovery strategies, utilizing RMAN with VERITAS Net Backup for hot/cold backups, cloning, and disaster recovery.
• Experienced in implementing backup strategies and Oracle Data Pump utilities to ensure data integrity and availability.
• Adept at performance tuning, utilizing tools such as EXPLAIN PLAN, AWR, ADDM, and Oracle 10g OEM grid monitoring to optimize database performance.
• Proficient in PL/SQL, UNIX scripting, and Perl scripting to automate tasks and enhance efficiency.
• Proven ability in proactive monitoring and identifying areas for improvement using AWR, ADDM, and TOAD. Experienced in configuring and managing OEM 12C for comprehensive database management.

• Experienced Oracle Database Administrator with a focus on Oracle 12c environment, proficient in database creation, performance monitoring, and troubleshooting.
• Skilled in working closely with Oracle Support to address critical database issues promptly and effectively.
• Capable of managing database refreshes from PROD to DEV environments for seamless application testing and upgrades.
• Extensive experience with Data Guard for advanced replication and high availability solutions.
• Proficient in database restoration and recovery procedures, ensuring minimal downtime and data loss.
• Utilizes Grid Control for monitoring and managing database access and storage utilization.
• Expertise in complete and incomplete recovery of production databases using RMAN copy and backup sets.
• Experienced in shell scripting for automation of database tasks, including job scripts, startup/shutdown procedures, health checks, and index rebuilding. Proactively monitors database performance, access, and security, ensuring optimal functionality and data protection. Well-versed in providing DBA support in UNIX environments.