Rethina kumar Sukumar
Blk 110A, Punggol Field, Unit #16-560, Singapore 821110
+65 9 423 7503
rethinakumars@gmail.com
https://sg.linkedin.com/in/rethinakumarsukumar
PROFESSIONAL PROFILE
An accomplished and client focused Systems Engineer with over 10 years success in delivering Oracle database High
Availability solutions. Combines excellent project management capabilities and strong technical and commercial acumen
and applies an analytical approach to executing cost reduction initiatives. Leverages innovative thinking in solving
complex problems, delivers projects on time and within budget, and trains and leads teams to success. Cultivates trusted
relationships with diverse stakeholders including clients and vendors and is committed to customer service excellence.
CORE COMPETENCIES
Oracle Technologies Cloud Computing & Virtualisation Data Science/Big Data
Database Migration Multi Site Operations Internet of Things
Project Management RAC Implementation & Administration Troubleshooting
Database Integration Stakeholder Engagement Negotiation & Influencing
Training Delivery APAC Region Application Deployment
HIGHLIGHTS
Successfully completed over 20 Oracle Database Appliance deployments in the APAC region
Participated in more than 3 Exadata Proof of Concept Projects in Singapore
Executed rapid RAC deployment (2 pairs) on Solaris LDOMS and migrated mission critical databases to ASM in
under 5 weeks for the Singapore Telecommunication Company in 2015
Setup an Oracle database failover cluster using Oracle Clusterware for the Healthcare group, and thus contributed
to thousands of dollars in savings, by eliminating license fees for High Availability software, 2015
Implemented 3 pairs of fully functional Oracle RAC 12C in less than 3 weeks for a Middle East client, 2014
Deployed Oracle RAC 11g with ACFS, and migrated 2TB databases to ASM for the Japanese Investment Bank in
Singapore, 2014
Executed oracle database streams 11g for the CABS Company in Singapore, 2013
Implemented Oracle Database Appliance for a global financial services firm in Indonesia, 2013
Deployed Oracle database 11g on Solaris 11 LDOMS environments for a financial services firm in Brunei, 2012
CAREER SUMMARY
ECS Computers (Asia) Pte Ltd, Singapore (June 2010 - Present)
Systems Engineer - Oracle Consultant
Key Achievements
Delivered Oracle Core Technology consulting and professional services to clients in APAC
Provided support to Oracle Engineered Systems Sales, Proof of Concept, and implementation services
Implemented RAC on Oracle Solaris/HPUX/Linux/Windows operating system (Bare Metal)
Executed specialized Oracle RAC implementations on virtual environments such as VMware, Oracle VM X86, and
Solaris Logical Domains and Zones
Completed ASM installations and configurations
Configured RAC failover/load balancing at both the database and client level
Utilised Active GridLink for tuning WebLogic for RAC database JDBC connections
Implemented the Oracle Cloud File System (ACFS) and DBFS for bulk data loading
Setup Oracle Data Guard, RAC to RAC DR, and RACONENODE to Standalone
Executed rapid re-imaging and reconfiguration of Oracle Exadata and Oracle Database Appliance (ODA)
Delivered remote database maintenance support, which included database monitoring, backups, and
troubleshooting
Implemented and configured an Oracle WebLogic Server cluster
Performed Oracle Enterprise Manager 12c Cloud Control implementation and integration with Oracle Database and
WebLogic hosts
Executed the implementation and configuration of Oracle 11g Streams and Oracle GoldenGate
Migrated existing databases to Oracle Exadata and Oracle database appliance
Completed Oracle database 12c cold failover deployments using Oracle Clusterware
Applied database critical patch updates, fixed database vulnerabilities, and performed database disaster recovery in
clustered database with NetBackup environments
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Aptech Computer Education, Trichy, India (Jan 2007 - Feb 2010)
Oracle Trainer
Key Achievements
Delivered Oracle Database Administration workshops
Presented Oracle Oracle Workforce Development Programs (WDP) Courses (Oracle Core Technologies), including
Oracle 9i SQL, Database Administration and Performance Tuning
Developed production class test environments for training purposes
Supported the Sales teams in promoting Oracle WDP in universities and colleges, and provided counselling for
Oracle University courses and certifications
CSIT, Trichy, India (Aug 2000 - Dec 2006)
System Support Specialist
Key Achievements
Assembled and tested client workstation hardware, and installed and upgraded Windows/Linux operating systems
and MSSQL databases
Installed and configured software distributions for Windows and Linux, upgraded system firmware, and applied
operating system patches
Provided technical support in the resolution of operating system and workstation hardware issues
EDUCATION
Post Graduate Diploma in Data Mining, Sep 2016
Annamalai University, Chidambaram, India
Master of Science in Information Technology, May 2008
Annamalai University, Chidambaram, India
Master of Science in Biotechnology, May 2000
Bharathidasan University, Tiruchirappalli, India
Bachelor of Science in Micro Biology, May 1998
Bharathidasan University, Tiruchirappalli, India
PROFESSIONAL CERTIFICATION
Oracle Database 12c Administrator Certified Professional, Oracle University Singapore, 2014
Oracle Enterprise Manager 12c Certified Implementation Specialist, Oracle University Singapore, 2014
Oracle Certified Expert, Oracle Real Application Clusters 11g and Grid Infrastructure Administrator, Oracle
University Singapore, 2014
Exalogic Elastic Cloud X2-2 Certified Implementation Specialist, Oracle University Singapore, 2014
Oracle Database 11g Performance Tuning Certified Expert, Oracle University Singapore, 2012
Oracle Exadata 11g Certified Implementation Specialist, Oracle University Singapore, 2011
Oracle Linux Certified Implementation Specialist, Oracle University Singapore, 2011
Oracle E-Business Suite R12 Applications Database Administrator Certified Professional, Oracle University, India,
2009
Oracle Application Server 10g Administrator Certified Professional, Oracle University India, 2009
Oracle Database 11g Administrator Certified Professional, Oracle University India, 2009
Oracle Database 10g Real Application Clusters Administrator Certified Expert, Oracle University India, 2009
Oracle Database 10g Administrator Certified Professional, Oracle University India, 2009
TECHNICAL PROFICIENCY
Operating Systems: Windows Server, UNIX on SPARC/x86 and Linux
Engineered Systems: Oracle Exadata, Oracle Exalogic and ODA
Traditional RDBMS: Oracle Database, MySQL and MSSQL Server
Big Data: Apache Hadoop, HDFS and Hbase
Middleware: Oracle WebLogic Server 11g/12c
Applications: Oracle E-Business Suite R12.1
Cloud Platforms: OpenStack and Amazon Web Services
Virtualization: Oracle VM and VMware
Microsoft Office: Word, Excel, PowerPoint, Access, and Outlook
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