Senior Oracle Database Administrator Resume
3.00/5 (Submit Your Rating)
Dallas, TX
SUMMARY:
- Over 10 years of experience as an Oracle DBA at Confidential
- Support 2000+ Oracle database systems and ensure they operate at their optimum
- Create and implement complete life cycle servers and databases from development to production/disaster recovery in an ‘Agile’ environment model
- Collaborate with Project Managers, SAs, Network team, GNOC, application developers, priority issues, and root cause analysis
- Implement security, audit, and backup/restore procedures to ensure database integrity
- Facilitate numerous sustainable resilience tests like switchover, failovers, HADR environments
- Superior analytical and problem solving skills, communication, presentation
TECHNICAL SKILLS:
Databases: Oracle 9i, 10g, 11g, 12c
Platform OS: Unix, RHEL 5/6, IBM - AIX 5, Solaris, Windows 2003/NT/XP/2007
Oracle Utilites: OEM Grid, Toad, Embarcadero DBArtisan, Geneos, CA Workload Autosys, Datapump(expdp/impdp), RMAN(restore/recover), DBMS data dictionaries, Tivoli, Winscp
Data Modeling Utilites: ERwin r7, ER Studio
Language: PL/SQL, Unix, Linux, C++, Shell script
Backup: Netbackup, TSM, Veritas, SAN, DISK, RAC clusters
PROFESSIONAL EXPERIENCES:
Confidential, Dallas, TX
Senior Oracle Database Administrator
Responsibilities:
- Collaborated on Oracle 9i/10g/11g/12c logical and physical database design, implementation, and maintenance on Unix/Linux/Solaris platforms
- 24/7 on-call Production Support most of which are high visibility databases (high transaction OLTP, data warehouse, ETL)
- Support 2000+ databases with databases ranging up to 70TB size
- Support numerous 3 to 4 node RAC holding multiple instances with High Availability
- Execute and monitor monthly ETL process for OLAP environments
- “Follow the Sun” model in which working with Asia and Europe is critical for supporting 24/7 business needs
- Responsible for buildout and testing of Oracle lifecycle Dev-QA-UAT-PERF-PROD-DR
- Proficient in 12c OEM grid for everyday maintenance and performance tuning
- Performance tuning on AD’s queries using various methods and utilities: AWR, ADDM, explain plan, OS Watcher, Advisor Central from OEM Grid, sqlrpt
- Work in ‘Agile’ environment model where strict deadlines and quick, smart decisions are required
- Create new databases and users: ensure Oracle instance parameters are properly set; control access permission and privileges are properly seen on assigned DDLs
- Ensure backups (lvl1,lvl0, archive jobs) and other monitoring scripts (analyze stats, filesystem cleanup jobs) are running properly, and recovery plans are in place
- Golden Gate replication extract/replicat experience on 11g databases
- Implemented tech refreshes using datapump for schema refreshes or using RMAN depending on size and space of the server
- Ensure DR physical standby database is always in sync with PROD and everyday health checks by creating reports in OEM
- Exercise disaster recovery tests for multiple databases using dgmgrl or sqlplus for switchovers, failovers, flashback, SRDF
- Installed Oracle 9i,10g/11g Database Software and Agents via dbca, Oracle Universal Installer, silent installation (response file)
- Involved in database upgrades/migration (10g to 11g) & patching (PSU) in 2-4 node RAC environments; support Operating System upgrade; open Oracle SR and metalink as needed
Data Modeler
Responsibilities:
- Conduct data model reviews with business and project managers
- Develop foundational understanding of DDL objects like tables, primary/foreign keys, views, synonyms, indexes all diagramed out on ERwin
- Use ERwin r7 software for visual model management design
- Knowledge and understanding in the work environment consisting of Business analysts, Production Support teams, Subject Matter Experts, DBAs and ADs