Sr. Database Administrator Resume
3.00/5 (Submit Your Rating)
Foster City, CA
SUMMARY
- Over 20 years of experience in IT Industry working as a DBA in Development and Production.
- Had done various Oracle projects using RMAN for Backup and recovery, Data guard for Disaster recovery, Installation, Configuration, Migration, upgrade, cloning, patching, Performance Tuning.
- Excellent experience in Installation and configuration of different databases on OS UNIX/LINUX and Windows
- Planned and scheduled the Physical (Cold / Hot) backups as well as Logical backups for Oracle/MSSQL Server/MySQL/Vertica/MongoDB/Cassandra/CouchBase/Redis databases.
- Experience in management tools like Oracle Enterprise Manager, TOAD and SQL Developer.
- Hands On and Knowledge of Real Application Cluster (RAC) and GoldenGate Replications.
- Provided 24x7 Remote / on - call production supports.
TECHNICAL SKILLS
- Vertica 5/6/7
- Hadoop
- MongoDB 2/3
- Cassandra 2.x
- CouchBase 2/3
- TokuMX
- MySQL 5.5/5.6
- Oracle RDBMS 7x 8i 9i
- 10/11G RAC- Oracle ERP 11.0.3 / 11.5.9 / 11.5.10 - Grid Control 10G
- Oracle Application Server / Discoverer 10G R1/2
- PL / SQL - SQLPLUS - TSQL
- Informatica 7/8/9 MS SQL 2000/2005/2008/2012 -
- Unix / RedHat/Ubuntu/CentOS Linux / AIX - ksh / csh / bsh / bash - Perl.
- Netapp FAS 2050/3040 - Ontap 6 versions
PROFESSIONAL EXPERIENCE
Sr. Database Administrator
Confidential, Foster City, CA
Responsibilities:
- Provide and design tools to assist in the management of the database and transaction processing environment.
- Work to provide a working model of our transaction processing environment for capacity assessment and planning.
- Develop a methodology for the ongoing assessment of database performance and the identification of problem areas.
- Develop a security scheme for the database environment, as well as assisting in disaster recovery if necessary.
- Provide leadership during the development and enhancement of production applications including working with applications, technical support and operations during the design, development and implementation of applications.
- Work with the transaction processing area to develop both the physical and the logical database administration functions and assists in the development of our processing database and computing environments.
- Work with others in IT to build the logical database area and provide technical guidance during all phases of the development process.
- Support MS SQL Server 2014 (Always ON), MySQL 5.6, MongoDB 3.x, Postgresql 9.2 databases
Sr. Database Administrator
Confidential, Palo Alto, CA
Responsibilities:
- Maintained a large deployment of database servers on a variety of complex and differing technologies
- Reviewed schemas and queries on hosted database solutions
- Optimized the implementations and developed best - in-class performance for the supported products
- Provided and implementing solutions for real time development and production tasks for existing and upcoming products
- Automated mundane database activities such as monitoring, backups and reporting with shell/perl/python
- Documented the database procedures and policies for knowledge sharing
- Supported various databases in terms of installation, configuration, upgrade, monitor, tuning, backup and restore: Vertica 5/6/7, MongoDB 2/3, CouchBase 2/3, Mysql 5.x, TokuMx, Cassandra, ElasticSearch, Redis
- Responsibilities included configuration, provisioning, upgrading and decommissioning databases
- Monitored production deployments for capacity issues, performance, troubleshooting and DB tuning
- Actively participated in production database support
- Worked with development team to verify and validate schemas and queries for performance and scalability
- Involved with other teams to migrate in-house applications to Google Cloud: GAE/GCS/Google-SQL
Sr. Cloud Database Administrator
Confidential, Newark, CA
Responsibilities:
- Supported multi company products on the Amazon platform including windows, linux, EC2 volumes, EBS snapshots
- Worked with the DBA team to strategize performance metrics, backup and disaster recovery for all databases
- Developed scripts in bash, perl, powershell to automate checking and monitoring the databases
- Coordinated with Dev teams to roll out to production the application new versions, patches
- Owned the operational lifecycle from release to retire (change / problem / incident management)
- Worked alongside Software Developers to design, build and roll out / upgrade new versions
Sr. Oracle DBA
Confidential, San Bruno, CA
Responsibilities:
- Monitored and troubleshooted Microsoft SQL/ Oracle Database performance and scalability issues
- Performed upgrades and migrations
- Implemented backup/recover procedures for new and existing environments
- Periodically performed backup/recovery dry run to validate the backup/recover procedures
- Developed Database Administration automation scripts
- Developed and maintained ETL processes to support the data warehouse on Microsoft SQL Server
- Interacted with the Customer Support and Professional Services Organizations in the capacity of Tier 2 support for Customers.
- Provided technical and business guidance for complex user problems
- Identified and developed tools to assist in Production Support and Operations ability to troubleshoot Database and application related issues
- Documented Standard Operating Procedures for Production Support/Operations team
- Provided design assistance to Engineering for new and existing releases
- Performed configuration and monitoring GOLDENGATE replication processes
Sr. Oracle / SQL DBA
Confidential, Milpitas, CA
Responsibilities:
- Revised, implemented the Backup and Recovery Jobs (OEM - Rman) as well as the Database monitoring system. Established and maintaining security integrity controls.
- Managed the following: troubleshooting, recovery, tuning of the database, software installation and upgrades, resolving Oracle9i /10g (Sun Solaris - NetApp Filers - FAS 3040/2050/200 )/ SQL Server (2000/2005/2008 ) errors and failures, auditing activities, and resource utilization
Database Engineer III
Confidential, Mt. View, CA
Responsibilities:
- Designed, installed, configured, maintained patches, security, migrated, and upgraded Oracle applications 11.5.9/10 and Data Warehouse RDBMS 10g (Business Intelligence)
- Installed, supported, implemented, tuned Data mart (Oracle 9i), Informatica PowerCenter 6.1/7.1, Hyperion-Essbase System 9, MS SQL Server 2003 / MS SQL Enterprise Manager, Discoverer 10g R1/2
- Ensured consistent and reliable production activities, quality of existing and new applications, and execution of project schedules met all budget and time requirements
