Marino C. Villareal Jr.
Mobile Number: +63-999*******
Email: *****************@*****.***
Qualifications
DB2 Database Engineer for more than 5 years
College Graduate in BS Electronics Engineering
University of the East, Philippines, 2012
Language: English,Tagalog
Current Location: Philippines
Professional experience
Profile
Currently leading a team of database administrators for issues and changes raised as part of the support to the client. Performs and lead tasks and activities as needed/requested by the client.
Key Skills
DB2 DBA for Linux,Unix and Windows
DB2 DBA for Z/oS Mainframe
Career History
07/2017 – Present
DXC Technology Philippines
DB2 for LUW Team Lead
DBA (Database Administrator ) - Applications Operations Support (Monitoring, Issue
Handling & Escalation, Install and Upgrade, Documentation)
Project Description: Provide lead support for DB2 database maintained.
Provide support on tickets raised as per needed by the project.
DB2 Database Migration
DB2 Database Fixpack Upgrade
DB2 Database Version Upgrade
DB2 Related Tickets
Database ticket reduction initiatives
Support on Guardium Database Encryption
Raise PMR for DB2 related bugs
Other DB2 related support
Oracle Database Patching
03/2013 – 07/2017
IBM Solutions Delivery, Philippines
DB2 DBA
DBA (Database Administrator ) - Applications Operations Support (Monitoring, Issue
Handling & Escalation, Documentation)
Project: Ishango
DB2 LUW Database Administrator/Netezza Database Administrator
Project Description: Provide application support for DB2 database maintained.
Provide support on tickets raised as per needed by the project.
DB2 Installation
DB2 Fixpack Upgrade
DB2 Database Migration
Other DB2 related support
Netezza Database Support
Project: Sprint
DB2 LUW Database Administrator/ IVR Production Support
Project Description: Provide application support: Resolve problems and answer questions related to DB2 Databases in Unix environment; contact vendor support when necessary facilitate application development and client problem resolution with optimum speed and efficiency
Performs Fixpack installation on current DB2 installed.
Participate in OS patching activities, hotfix installation and other upgrades needed by providing support as a DB2 Database Administrator resource.
Provide support on incidents related to DB2 Databases.
Maintains DB2 Database backups and storage to prevent issues and keep the databases available and accessible.
Provide 24x7 oncall support
IVR Production Support: such as Service Requests and health checks on the IVR related servers. Also provide 24x7 on call support as IVR Support.
Contribution: Installed Fixpack 11 to upgrade DB2 9.7 to its latest fixpack version. Reduced tickets by creating Cron jobs to prevent issue for disk space.
Participate in deployment and upgrades and successfully perform tasks such as DB2 Stop and DB2 sync.
Provide support for issues with DB2 Servers.
Complete assigned Service Requests for IVR Production on time without escalations and/or issues.
Provide 24x7 on-call support for IVR Production Support.
Project: Ericsson
DB2 for Z/oS
Project Description: Work with development team to resolve any performance problems; explain any non-efficient SQL, add indexes where required, etc.
Install (or provide installation instructions to Server team) database software.
Support DBMS Software (Upgrades / PTF’s / Maintenance / Security Patches)
Install and maintain related database management tools
Data Modeling / design logical database and create DDL
Define entities, attributes, and relationships
Logical design review / make suggestions & recommendations
Transform logical design data model to physical design
Create physical database
Execute object DDL to create database objects (i.e. tables, indexes, packages, etc) Execute DBMS system tasks to manage application database objects (maintenance like add table spaces etc)
Define size & placement of databases, backups and logs for recoverability and performance based on application requirements/expectations
Design purge/archive process according to records management requirements for the application
Stress testing as it pertains to database performance/monitoring
Set up performance monitoring process and review application SLA
Provide documentation and/or training for Level 1 support team; define problem escalation process.
Plan and implement physical DBMS performance improvements (i.e. resize logs, modify DBMS configuration, modify physical layout, partitioning, parallelism, moving objects across bufferpools, etc )
Utilize appropriate Change Management Processes and Tools
Manage database availability and resources
Manage Database Space (allocated and used )
Manage Database Transaction Logs ( active and inactive )
Manage physical DBMS configuration related to application databases
Manage and perform physical database maintenance (including running of appropriate utilities, jobs, scripts)
Manage job scheduler for database maintenance jobs.
Monitor size of the physical database objects.
Perform database monitoring to address performance issues or concerns as needed Perform database reorganization to improve performance, reclaim space etc.
Plan and implement database data loads/exports/imports strategy Perform database monitoring using agreed upon enterprise level tool Manage DBMS error logging.
Utilize appropriate Problem Management Processes and Tools
Provide 24x7 Physical (Infrastructure) DBMS support (level 2 and level 3) as required by SLA.
Provide 24 x 7 Logical (Application) DBMS support (level 3) as required by SLA.
Report problems and communicate with DBMS vendor and DBMS-tools vendors for support.
Participate in RCAs or incident reviews as required.
Assist application owner with application cost investigation; provide suggestions for cost reduction, such as data archiving, CPU usage reduction through SQL performance improvements, physical database improvements, etc.
Recommend operating system tuning to address DBMS performance issues.
Project: PHH
Application Maintenance and Support
Project Description: Handled Middleware Application tickets and provide workaround and root cause analysis that can resolve incidents. Provides investigation and analysis by looking at the Java codes, server log files and database.
Contribution: Resolved tickets that prevents the client from continuing their business process. Provides analysis and information on how to prevent the issues from happening again. Managed 1 team member in shift and exchanged ideas and thoughts related to the incident that can help us in resolving the issue.
05/2011 - 02/2013
Accenture, Philippines
Remote Desktop Support Specialist
Remote desktop support at end client.