Alexey Aleshin                           

Moscow, Russia

e-mail: alexey.aleshin@yahoo.com

skype: Alex_the_mist

linkedin: http://ru.linkedin.com/pub/alexeyaleshin/

_________________________________________________________________________

SENIOR ORACLE DATABASE ADMINISTRATOR

SUMMARY

·      13+ experience in IT

·      6+ extensive experience in Oracle Database installation, administration, backup and recovery, performance tuning, high availability mission critical database systems

·      Oracle Certified Expert, Oracle Real Application Clusters 11g and Grid Infrastructure Administrator

·      Oracle Database 11g Performance Tuning Certified Expert

·      Oracle Database 11g Administrator Certified Professional

·      Excellent problem solving and troubleshooting skills

·      Working knowledge of networking, operating systems and SAN as it relates to database technology

·      A self-motivated, responsible, and reliable team player with a set of very strong technical skills

·      H1B sponsorship required

 

TECHNICAL SKILLS

Databases: Oracle 9i/10g/11g, MySQL 5, MS-SQL Server2005/2008

Operating Systems: Linux (RedHat 5, CentOS 5/6, Oracle Linux5/6), UNIX (AIX 5.3/6.1, Solaris 11), Windows 2000,2003,2008

Oracle Technology: Oracle RAC, Standby, Streams, Advanced Queue

Languages: SQL, PL/SQL, Java, Shell

Application Servers: Oracle AS, Weblogic

Tools: Oracle Enterprise Manager, ADDM, AWR, ASH, Statspack, DataPump, DataGuard, ASM, Sqlplus, Sql Loader, RMAN, Quest Spotlight, Toad for Oracle, Oracle Sql Developer

Backup software: Symantec NetBackup 7

Queue server: RabbitMQ

Search server: Sphinx Search

Issue and project tracker: Atlassian Jira

Collaboration tool: Atlassian Confluence

Virtualization: VmWare vSphere 4/5, Oracle VM

Data Integration: Talend Open Studio 5.3

 

PROFESSIONAL EXPERIENCE

Senior Oracle DBA

Aug 2013 - present, Equifax, Moscow, Russia

·         Prepared and implemented migration Oracle DB from VmWare to Oracle VM

·         Installed and configured Oracle Linux for optimal Oracle DB performance

·         Implemented “near zero time” migration project using DataGuard

·         Prepared and Implemented high availability project using DataGuard technology

·         Improve application performance, eliminate application hangs at peak hours using AWR, Spotlight for Oracle

Environment: Oracle DB 11.2, Oracle Linux 6, Oracle VM, VmWare, IBM Hardware.

 

Oracle DBA

Dec 2012 - Aug 2013, Intouch insurance, Part of RSA Group, Moscow, Russia

·      Upgrade Oracle DB version 10.2 -> 11.2

·      Providing full Oracle DBA support for production/test/development databases

·      Performing SQL tuning by using AWR, ASH and Tkprof

·      Installed and configured Oracle Enterprise Manager 12c.

·      Automated data flow process using expdp/impdp and bash

·      Automated audit user rights routine using Talend

·      Implemented Graylog2 server for centralized syslog information processing

·      Migrated data to new developer environment

Environment: Oracle 10.2/11.2, AIX 5.3/6.1, MySQL 5, Oracle Linux 6, CentOS 6, VmWare vSphere 5, Talend Open Studio 5.3, Tivoli, IBM eSeries Servers, HP DL series servers.

 

Oracle DBA

Jul 2011 - Nov 2012, Softkey, E-commerce, Moscow, Russia

·      Worked as part of team successfully accomplished infrastructure renovation project and application performance tuning project.

·      Developed a plan and made version upgrade Oracle RAC DB from 10.2 to 11.2 and changed hardware and software platforms x86_64 to Power7

·      Analyzed performance issues after upgrade and improved bad performing PLSQL code, decreased application response time

·      Worked with web development team provided advise in complicated SQL and PLSQL

·      Optimized SQL for reports using Statspack, Explain Plan, Tkprof.

·      Developed, documented and implemented a backup policy

·      Implemented automated data flow process to test environment

·      Implemented data integration with MSSQL

·      Worked as part of team who created new version of search engine which perform faster in 2-3 times than previous version

Environment: Oracle 10.2/11.2, MS SQL 2008, RedHat Linux 5, AIX 6.1, Symantec NetBackup, Windows 2008, IBM eSeries servers, DELL servers

 

Oracle DBA

Sep 2007 - Jun 2011, Raiffeisen Capital Asset Management Company, Moscow, Russia.

·      Accomplished performance tuning project for decreasing application response time using AWR, Explain Plan, analyzed found problems and redesigned DB objects for better performance

·      Developed plan and made migration of Oracle DB 10.2 - 11.2 from Windows to Solaris software platform

·      Analyzed business requirements and created reports using SQL and PLSQL

·      Created new test environment

·      Controlled and monitored user access to databases and maintain database security

·      Changed hardware platform

·      Relocated DB servers to new data center

·      Implemented backup strategy in accordance with corporate rules using RMAN

·      Completed virtualization implementation project

Environment: Oracle 9.2/10.2/11.2, MS-SQL Server 2005, IBM Informix, Windows Server 2003, Sun Solaris 11, HP Data Protector, Oracle Application Server, HP DL servers, Sun Fire servers

 

System administrator/Application support

Dec 2004 - Sep 2007, World Class, fitness club network, Moscow, Russia

·      Created centralize managed antivirus configuration

·      Was a part of Windows administration team worked on infrastructure projects

·      Created proxy servers configuration using Squid for improve security and internet traffic control

 

System administrator/Application support

Sep 2003 - Dec 2004, MIAL-C LLC, Moscow, Russia

Manufacturing of stretch sealing

·      Accomplished migration of accounting software on new version

·      Created proxy server configuration for traffic control reasons

 

System administrator/Application support

Feb 2002 - Aug 2003, JSC Electrosvyaz, Kirzhach, Russia

Local phone and Internet service provider

·      Implemented new billing software

·      Improved performance report software with implementation Citrix terminal services

 

System administrator/Application support

Apr 2000 - Feb 2002, Kirzachraygas, Kirzhach, Russia

Local natural gas provider

·      Created LAN

·      Was a part of team implemented new software for accounting calculation

 

EDUCATION

·      2012, Oracle Develop PL/SQL program units, Moscow, Russia

·      2004, Windows Administration courses (MCSE track), Moscow, Russia

·      1997, AS (with honors) in Economics, State Technical College, Kirzhach, Russia

 

CERTIFICATIONS

·      2013, Oracle Certified Expert, Oracle Real Application Clusters 11g and Grid Infrastructure Administrator

·      2013, Oracle Database 11g Performance Tuning Certified Expert

·      2012, Oracle Database 11g Administrator Certified Professional

·      2012, Oracle Database 11g Administrator Certified Associate

·      2004, Microsoft Certified Professional

 

References available upon request.