Oracle DBA

Robert T Clista

**** ******** ***** ** *********** OH 45459

Home . Cell 937-***-**** . ********@*********.***

Oracle DBA/Oracle App Server Admin

Technical Strengths and Experience:

Performance tuning using TCP/IP and firewall Enterprise

ADDM, AWR and statspack troubleshooting experience Manager/Grid

Oracle 9i,10g,11gR2 App/Web Integration & Control

Bash/Korn/C shell scripting Testing Backup/Restore

UNIX Solaris 10 - 11, IBM using RMAN

Oracle ASM and RAC AIX Hitachi/Nimble

experience Physical/Logical Data Solutions SAN

Modelling using Erwin

Certifications

Security +, Linux +, Secret Clearance renewed on 10/2011

Professional Experience

PowerNet, Cincinnati, OH 2012 - Present

Oracle Database Engineer - DBA (2012-Present)

Established key role as the database engineer who organized and reviewed

current environment that was improperly maintained for over 2 years. Lead

critical meetings to recommend and establish new environment for migration

effort. All this while ensuring database availability, performance

monitoring, backup/recovery strategies, and security/patch updates to

current Oracle 10g database.

Key Projects and Achievements:

Spearheaded major data migration from 10gR2 to 11gR2 database including

changing hardware from AIX to Solaris 11. Consolidation effort of PROD,

TEST, and DEV environments using Oracle Virtual Manager proposed and

implemented.

Steered disaster recovery and backup strategies by implementing Qwest's

Litespeed Engine for Oracle (LEO) backup compression software with RMAN

Maintained and updated current physical/logical data models for development

team

Lockheed Martin Corporation, WPAFB, OH

2010-2011

Senior UNIX Administrator

Temporary contract hire with the objective of updating

and understanding the latest Linux and Unix administration techniques to

augment my Oracle experience. Oracle database studies continued during this

assignment.

Key Projects and Achievements:

Installed and updated new technology insertion of latest generation of

Linux Redhat workstations ahead of schedule

Advised primary DBA on best configuration strategies to implement when

designing Oracle RAC environment and configuring RMAN backup schedules

TYBRIN Corporation, Wright Patterson Air Force Base, OH 2005 - 2009

Lead Oracle DBA (2005-2009)

Guided database and system engineering to sustain the U.S. Air Force's Job

Cost Accounting System (JOCAS) application to ensure database availability,

performance monitoring, backup/recovery strategies, and security/patch

updates to both Oracle 10g database and Oracle Forms application.

Identified and fixed a major application problem within weeks that had gone

unnoticed and unresolved for over 8 years by prior administrators. Tuned

memory and I/O to boost application performance by 200% when others simply

wanted to buy more hardware.

Key Projects and Achievements:

Led major database and application consolidation effort for JOCAS ahead of

schedule. Resolved web authentication timeout problems, and debugged/fixed

application issues that had gone unresolved for years. .

Authored all UNIX scripts to stop/start the software modules for Oracle's

application server tiers in the correct order needed.

Performed all major Oracle upgrades, patches, and layered software to meet

Air Force security requirements including Solaris UNIX patches

Northrup Grumman Corporation, Wright Patterson AFB, OH 1998 - 2005

Oracle DBA

Fulfilled multiple roles to support production and test databases for four

distinct applications for the U.S. Air Force's Wright Site Financial group

functioning first as a system administrator and later as Oracle DBA

.

Key Projects and Achievements:

Excelled as system administrator for Solaris and Oracle. Conducted a

migration of a VAX application with no prior experience of the VMS

operating system. Revamped system administrator processes and procedures

not fully documented by prior administrator.

Influenced selection of new enterprise system and RAID array hardware to

modernize the environment. Promoted to Lead DBA after successful

migration.

Education and Credentials

Bachelor of Science Degree ? Major in Electrical Engineering

Penn state University, State College, PA

Technical Proficiencies

Platforms Windows 2000-Win7, UNIX, Solaris 7-11, HP-UX, AIX,

: Apache/Tomcat/Jakarta and Oracle 9i/10g app servers, JAVA JRE

5-7, JBOSS, Linux using RedHat/Centos

Software SQL, PL/SQL,HTML,JavaScript, MS Word, Excel, Access, Outlook,

Bash/C/Korn shell scripting, Perl, Oracle 9i thru 11g RDBMS,

Oracle RAC and ASM

Tools Oracle Enterprise Manager, Toad, Oracle 9i thru 11G install

tools, Oracle Grid

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