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Oracle Database Administrator Resume

SUMMARY:

  • A seasoned Database Professional with a broad range of Information and Business Systems skill sets in design, development, implementation, maintenance and support for Mission Critical database and application infrastructure enterprise Systems.
  • Customer - oriented, thorough, well-organized, committed to fostering teamwork to enhance internal and external client satisfaction.
  • Proven experience in implementing database technologies that reduce process redundancy and computing cost to enhance system performance and availability.
  • Team leader and team player across internal and external groups
  • Experienced full development life cycle engineer through post integration
  • Accountable database architect, modeler, installer, upgrader, patching, migration, maintenance, and support
  • Experienced interface resource to developers, testers, end user community, and management staff across company organizations
  • Enhanced tuning, security, backup and recovery, disaster recovery skilled

TECHNICAL EXPERTISE:

Software: Oracle (6, 7, 8, 9i, 10g, 11g) RDBMS Enterprise Edition Standalone, RAC, Windows, Oracle Application server, OEM, OBIEE, RMAN, Oracle Cluster, ASM, Data Guard, Oracle Partitioning

Systems: UNIX (Solaris, IBM AIX, HP/UX), Linux, Windows Server2003/2008, Windows NT Server, SQL Server

Hardware: Sun Solaris, IBM, HP UX, Dell, Compaq, Alpha, NT Server

Languages: C++, Shell Script, Perl, SQL, TSQL, PL/SQL, SQLLOADER, Java, ASP, XML, HTML

Tools: Oracle OWB, Microsoft Office Suite, Toad, Rational ClearCaseOracle RAC, Oracle OPS, Failsafe, RMAN, Oracle Designer, Oracle Discoverer, Data Guard, OEM, Export, Import, SSH, Putty, Veritas Cluster Server, Remedy, SQL Developer, Oracle OBIEE, Datapump, GoldenGate, CRS, SRVCTL Networks SQLNET, TCP/IP, VPN, Cisco

PROFESSIONAL EXPERIENCE:

Confidential

Oracle Database Administrator

Responsibilities:

  • Accountable for the implementation, maintenance, and engineering development support of Oracle database infrastructures environments employed across Microsoft Windows 2003 R2 and 2008 R2 platforms, for Confidential Missions Solutions Services organization for their Confidential military client.

Dominion

Senor Oracle Database Administrator

Responsibilities:

  • Accountable for providing support on multiple Oracle (8i, 9i, 10g, and 11g) stand alone, RAC, and Data Guard database, and Confidential environments employed across Sun Solaris, Linux and Windows operating systems, within DEV, QA, and Production infrastructures.
  • Responsibilities included overall maintenance of the RMAN backup and recovery strategy, Oracle datapump employment, storage management, database schema management, objects/schema/database refreshing, formal change management promotion from QA to Production databases, auditing, user account and security management, monitor and optimize performance issues internally and with Oracle support, database upgrade, migration, new version installation, database patching, Confidential data replication and direct interface to given business units (development and end users) staff respective to process migration from one sever to another, process improvement, and or promotion of new Oracle or Application features implementation.

Confidential

Oracle Database Administrator

Responsibilities:

  • Oversaw Oracle 11g and 10g databases (PROD, DEV, and Test) for the Confidential Finance Data Center.
  • My responsibilities involved maintenance of the Oracle E.E. databases and OBIEE application servers software and hardware configurations, RMAN backup and recovery employed and Oracle datapump, applying the latest Oracle Critical and advisory patches to the databases and application servers, change migration from DEV/Test to PROD, Database and Application environment cloning, migration of the Oracle 10g PROD servers (database and Application) to Oracle 11g servers, end user customer interfacing, problem resolution and root cause analysis, database, and application tuning.
  • The infrastructure is employed across HPUX, Sun Solaris, Linux Read Hat, Windows servers employing Oracle standalone, RAC, and Data Guard database, and Confidential configuration environments.

Confidential

Oracle Database Administrator

Responsibilities:

  • Accountable for the migration, implementation, and maintenance of Confidential Global Force Management enterprise infrastructure ( Confidential ) servers to a new location.
  • Direct responsibilities involved plan, design, coordination, installation, migration, test, baseline and implementation of the operational deployment for the Oracle10g database enclave.
  • The applications are employed on Microsoft Sun 2008R2 servers and the backend databases are on Sun Solaris 10 zone partitions.
  • The storage subsystem is deployed across a ZFS storage arrays.
  • DBA steady state task involving performance tuning, patching, monitoring, auditing, change management, problem resolution, root cause analysis, test/development database refresh or cloning and a direct interface to development engineering, vendor support, and management forces directorate.

Confidential

Database Administrator Consultant

Responsibilities:

  • Oversaw production databases and applications for an enclave of standalone and RAC enterprise systems deployed across Sun Solaris and HP UNIX platforms for our Confidential client.
  • A major assignment entailed migrating Oracle 9i and 10g databases to Oracle 11g. Installed and configured 11g enterprise edition.
  • Evaluated 11g new features and employed an Oracle 11g Data Guard Environment, using active standby, d partition, and secure file architecture.
  • Accountable for lead on all aspects of the tasks associated with troubleshooting, performance tuning, patching/maintenance, Database hardening, installation documentation, and backup/recovery.
  • Executed user community, development team, and project service request change control into the QA and Production environments.

Confidential

Senior Oracle Database Administrator

Responsibilities:

  • Accountable for the maintenance of the production and test Oracle Data Guard enterprise environments which employed a primary database with two standby databases implemented on Windows 2003 servers.
  • The application was scaled across several SQL Servers.
  • Provided support and resolution expertise to performance issues (tuning database cache, log transport, and the Broker configuration), tuned PL/SQL application code, periodically refreshed the test environment via cloning the production database, ensured RMAN backup execution and oversaw schema and security management.
  • An interface resource to the developer and test teams respective to application change management, performance issues, Oracle product features and functionality implementation.
  • Prepared an Oracle 10G Migrations plan which employed ASM, an Oracle Swithover/failover plan for disaster recovery and mentored a junior level Oracle DBA.

Confidential, Lanham, MD

Senior Database Administrator

Responsibilities:

  • Accountable DBA supporting a client server application implementation within a Sun clustered environment, where Oracle 9i was employed.
  • The application was implemented using C++, Oracle ProC and Oracle PL/SQL compiled in house developed code.
  • As a member of the DBA team I was task with recreating the production, development, and test environments per government requirements for the current tax year.
  • This was accomplished through base lining the prior tax year production database and migration of the physical database structure (schema objects, tablespaces and data) to the current year database. Data modeling, data pruning, partitioning, and data conversion via OWB (data mapping and transformation) was employed.
  • A direct interface to the development and test teams resolving problems. Patched and upgraded the databases as needed and performed DBA steady state functions.

Confidential, Redwood Shores, CA

Principal Support Engineer

Responsibilities:

  • Accountable database principal engineer within Oracle support organization.
  • Provided a broad range of expert services via telephone and internet support, as well as, supporting customers through remote connection support to their system environment to expedite problem resolution.
  • The services involved, problem resolution to an array of issues including product installation, database and SQL performance tuning, patch application, database upgrade, migration, RMAN backup, disaster recovery, root cause analysis, consultation and support for Mission Critical database systems.
  • My major concentration was on high available environments employing RAC cluster database configuration, Data Guard configuration, and Oracle Failsafe configurations.
  • The servers of employment were Sun Solaris, IBM AIX, HP UX, OpenVMS, Microsoft Windows severs and SQL Servers.
  • Experiences also included duplicating customer issues on internal Oracle environments via customer test cases or problem simulation to provide resolution and or file internal bug request for development patch resolution.
  • A direct interface to the company’s development support organization given the complexity of customer problem.
  • A direct interface to the customer’s Database Administrators, System Administrators, Developers, Data Architect and or Management on an individual basis or as part of a team to provide the customer with the highest level of support and problem resolution.

Confidential, Emeryville, CA

Oracle Database Administrator

Responsibilities:

  • Accountable for installation and maintenance of the software and hardware
  • Configuration of Biotech application systems employed over three Oracle Parallel
  • Servers, within an OpenVMS cluster complex. Provided in-house help desk support to the user community, backup and recovery procedure implementation, database and application tuning, developed and implemented a Quality Assurance procedure for database and application changes, upgrades, migration and patch application.
  • A direct interface to the IT Operations and applications development teams.
  • Developed written Standards of Operating Procedures for the database systems employed and automated DBA steady state functions involving user schemas creation and maintenance, space management, data structure changes employing Oracle tools.

Confidential, San Jose, CA

Oracle Database Administrator

Responsibilities:

  • Managed the Oracle software and hardware configuration implementation of Business
  • Systems applications employed on Oracle Parallel Servers.
  • Provided support interface to the company’s internal business unit’s community, implemented backup and recovery procedures for on and off site disaster recovery strategy.
  • Facilitated database and application tuning, interface for application testing and code walk through respective to integrating new or changed applications into the production environment.
  • Analyzed and offloaded company data from ASK/MANMAN hierarchical database to an Oracle relational database from the parent company legacy systems.
  • Migrated the given Business unit’s data (manufacturing, order management, accounts payable, and general ledger) to a relational architecture structures to provide client-server application interface.
  • Accountable for maintenance and support of the software and hardware configuration of manufacturing, order management, account payable, general ledger, and serviceman modules of ASK/ManMan database employment.

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