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Click here or scroll down to respond to this candidateCandidate's Name
Oracle Database AdministratorUSA CitizenSUMMARYA well-seasoned, resourceful, talented and certified Oracle DBA with over 7 plus years of solid experience in Oracle Database Administration in an enterprise production environment across multiple platforms, with the ability to provide proficient technical support in all aspects of database administration including Installation and Configuration of Databases, Backup and Recovery, Upgrade and Patching, OEM, Grid Control, Database Migration, Database Security, Database Cloning, Memory management, Performance monitoring and tuning, RAC, Data Guard, Golden Gate Replication. To add some flavor to my experience, I am also AWS Solution Architect certified with exposure to AWS services like :- S3, EC2, VPC, IAM, Cloud Watch, NACL, and RDS just to name a few.EDUCATIONUniversity Of Maryland Eastern ShoreBachelors Degree ( Electrical Engineering ), minor ( Information Technology )QUALIFICATIONS AND TECHNICAL PROFICIENCIESRDBMS:Oracle 9i, 10g, 11g, 12c,13c,18c,19cOperating Systems:Red Hat Enterprise Linux, Centos, Unix Solaris 9, Windows Server 2008, 2012 R2Languages:SQL, PL/SQL, UNIX Shell Scripting, Bash and Perl Scripting, JSONTools/Application/Software:SQL*Plus, Toad, SQL Navigator,(OEM) Enterprise Manager, OEM Grid Control, RMAN, SQL*Loader, Exp/Imp/Data Pump, Log miner, Statspack/AWR, DBCA, DBUA, ADDM, Oracle Data Guard, Oracle Managements Services (OMS), Real Application Clusters (RAC), ASM, SRVCTLCERTIFICATIONOracle Certified Associate (12C OCA)AWS Solution Architect (SAA)Splunk CertificationPROFESSIONAL EXPERIENCECharter Communication, Denver Colorado September 2019 NowOracle Database Administrator /Production/Test SupportApplying maintenance and interim patches on all databases using the Opatch utility.Planned and implement backups and recovery strategies using RMAN and crontab jobsCloned, refresh and migrated databases from one version 11g to 12c all the way to 19c when required.Installed and configured and managed databases on both Centos and Linux environments.Performed data loads and databases refreshes using Data pump and export/import utilityAnalyzed databases performance using OEM and ADDM and using TOP command on the OS level.Created crontab jobs as well as scripts for database backup and recoveryInstalled oracle software and created databases on version like 12c, 18c, 19c etc.Upgraded to the latest oracle release databases to enhanced feature for on going supportTable refreshes and schema refreshes using Datapump, expdp and impdp as well as Refreshing Dev and Test databases with data from Production on a regular basis.Utilized Metalink to open tickets, download packages for patches and database upgrade.Planned and implement backups and recovery strategies using RMANDocument all my lesson learned as well as all training and presentation I have done in my meetingsAs a team, build and configured 2 node RAC environment with NFS file systemSupporting database managements by utilizing upgrade, tuning, and monitoring techniquesEnvironment: Oracle 12c/12c RAC, VMS, Centos, Linux,Windows Server 2008, 2012 R2IBM - Columbia, MO April 2016 May 2019Oracle Database Administrator /Production SupportResolving tickets related to Network Congestion, Memory (SGA and PGA, CPU & I/O) and other oracle related issues.Managed Container and pluggable databases.Worked with 12c new features like Redaction policy, adaptive query optimization, and Restore table through RMAN (PITR on a table) etc.As a team, Configured and Managed Golden Gate for Unidirectional and Bidirectional Replication.Applying maintenance and interim patches on all databases using the Opatch utility.Provide support to developers to enhance their SQL, PL/SQL code and responsible for setting up of new user accounts, schema Deployments and related user administrative tasks.Table refreshes and schema refreshes using Datapump, expdp and impdp as well as Refreshing Dev and Test databases with data from Production on a regular basis.Responsible for configuring Data Guard which includes a primary database and a physical standby database setup for disaster recovery and handling synchronization issues between primary and standby.Performed migration on database from Non-ASM to ASM and Non-RAC to RAC across multiple data center.Partitioned very large tables to improve database performance, Implemented Range, List, Hash Partitions, Create and schedule refresh for materialized views.SQL tuning and Database Performance tuning has based on reports generated by SQL Trace, TKPROF, STATSPACK, Explain Plan, AWR, ADDM and monitor the database performance on daily basis.Responsible for setup and implementation of 2 Node RAC on Linux in 10g and 11g R2.Performed various tasks like Administering RAC using SRVCTL, adding nodes and instances, Administering Storage Components, Parameter Management, and Configuring High Availability Features for RAC.Performed installation, configuration and maintenance of oracle 11g/12c, 11g RAC databases.Delivering Oracle Database performance-tuning services for customers with Explain Plan, Tkprof, StatsPack, and SQL Trace.Experience in tuning database and memory components for optimal performance using AWR, ADDM and ASH reports.Expertise in setup, installation, configuration, maintenance and troubleshooting of several Oracle tools and utilities like Oracle Enterprise Manager (OEM), TOAD, Oracle SQL Developer in various versions.Excellent knowledge in Flashback Recovery, Hot/Cold Backup and Cloning/Refresh of databases using RMAN.High ability to interpret, analyze, understand the AWR reports, and fine-tune the databases for maximum performance.Expertise in implementing partitioning methodologies (Range partitioning, List partitioning, Hash partitioning, Composite partitioning) on tables and indexes for high performance.Environment: Oracle 11g/11g RAC, VMS, Sun Solaris, Windows Server 2008, 2012 R2AT&T Dallas, TX March 2014 - March 2016Oracle Database AdministratorScheduled repetitive activities like gathering schema statistics, exports, tablespace usage report using crontab.Applied RDBMS patches, security patches for improving the security and functionality of the databases.Installing, configuring and maintaining Oracle Enterprise Manager (OEM) 10g to monitor and managing the databases.Configuring Data Guard to ensure high availability, data protection and disaster recovery for enterprise data.Used import/export utilities for cloning/migration of small sized databases and Datapump.24 X 7 Production & Development database support and administration.Diagnosed Oracle bugs and coordinated with Oracle support to resolve them in timely manner.Automated the processes like moving files, managing alert log, efficient backup by developing UNIX scripts.Loading data from flat files to database using SQL*Loader, External Tables.Performed SQL oracle contention and monitored production database using automatic workload repository (AWR), automatic database diagnostic monitor (ADDM) and Active Session History (ASH).Refreshed/cloned databases using RMAN utility.Tuned database performance and optimized slow running queries using Explain-Plan, SQL-Trace, STATS PACK reports and AWR Reports. Provided recommendations using ADDM reports. Analyzed the trace files Using TKPROF utility.Developed compliance reports and performed auditing at higher levels.Extensively used Data pump, conventional export/import utilities for loading data to and from databases, for logical backups and migration of databases.Monitored and optimized the performance of the database application using OEM alongside with customized shell scripts.Expert in implementing High Availability solutions with Oracle 11g RAC, Oracle Data Guard and Real time replication using Golden gate.Proficient in setting up logical Standby Database supported by ORACLE DATAGUARD for disaster recovery purpose.Proficient in Database administration activities such as user management, space management, Monitoring, Creating Database, Managing Oracle Instance and Database security and Materialized Views.Experience in performing point in time recovery at times of necessity.High ability to analyze and understand the AWR reports and can fine-tune the databases for maximum performance.Experienced in Oracle installations, upgrades, patches, backup and recovery, migration, configuring logical/physical architecture, SQL, Tuning, Security and auditing,, performance tuning, and cloning on the above said versionsConfigure Manager, Replicate and Extract processes and implement bidirectional replication using Golden Gate.Environment: Oracle 11.1.0.7, 10.2.0.5, IBM AIX V6.1, Linux, RAC, ASM, RMAN, AWR, ADDM, SQL* Plus, SQL*Loader, OEM, TOAD 10.0. |
