S/4HANA Basis Administration

6/2015 – 9/2016

• HANA Technical consultants for SAP Premium support customers
• Assessment HANA Database and escalate HANA bug
• Co-work with SAP HANA Labs for resolution of HANA issues
• TIC service for the memory area issues on HANA DB
• Onsite-support at Samsung Electric company for SAP HANA upgrade
• Conducted HOSS manager (HANA Onsite support service) in case of emergency
• Conducted the health-check of SAP HANA at Samsung Electric Company and Seoul-Semiconductor
• Supported many HANA issues for SAP Customers
• Conducted De-Escalation manager for Korea National Health insurance company
• Conducted the Admin Education as HANA instructor
• Coached the Suite on HANA Project at Samsung SDS for 6 months

Projektleitung / Teamleitung (IT), SAP HANA

12/2014 – 5/2015

• Build trusted partnership with Samsung SDS
• Customize SAP HANA guideline for Samsung SDS
• Implement HANA Migration support
• Conduct Performance optimization for HANA DB
• Escalate Top issue reporting and resolution
• Provide the right expert at right time and SAP premium support service
• Training and Presentation about SAP HANA
• Conduct Go-Live support for smooth operation

ITIL, Projektleitung / Teamleitung (IT), SAP Solution Manager

7/2013 – 7/2014

• Build trusted partnership with Samsung S-ERP Project team
• Top issue reporting and resolution
• Provide the right expert at right time and SAP premium support service
• Supports implementations of end-to-end solution operations
• Proactively monitors your key operations processes and provides optimization recommendations
• Training and Presentation about SAP Solution Manager
• Go-Live support for 3rd Phase Implementation of S-ERP
• All issues about BO 4.1 upgrade resolved.
• Go-Live for Samsung S-ERP 3rd Phase Project, Samsung Techwin
• Build ICC center using SAP Solution manager
• Build OCC center using SAP Solution manager
• SAP Operation Stabilization at S-ERP Integrated Operation Center

ITIL, Projektleitung / Teamleitung (IT), SAP Solution Manager

5/2011 – 5/2013

• Succeed to deliver 3 years continuous SAP premium Support service as TQM
• Technical Integration Check for Successful ERP Project / Resolve obstacles(incidents) for Go-Live
• Supports implementations of end-to-end solution operations
• Implementation of Monitoring infrastructure on SAP Systems
• Resolve the MII issues by co-work with global SAP expert
• Technical Integration Check / Early Watch Check / Business Process Performance Optimization / Security Optimization / Administration Service / BI expert support

Projektleitung / Teamleitung (IT), SAP Basis Administration (BC)

6/2010 – 12/2010

• Diagnose SAP Operation Process based on SAP Best Practice and recommend improvement
• Presentation about SAP Support Process and Services
• Compose the contents for SAP Customers and deliver SAP Phoenix project to many SAP customers like above.

SAP Basis Administration (BC)

1/2008 – 4/2010

XI/PI solution Leader
• Develop all of integration interface between core legacy systems and SAP system.
• Guideline for all type of interface for Nongshim
• Manage the ERP partner company for successful ERP project
SAP BASIS
• Install SAP ERP 6.0 systems and configure DEV, QAS and PRD systems.
• Design Transport Management System and Client strategy.
• Handle Unix system and resolve the technical issues.
• Maintain Oracle Database 9.X
• Design XI architecture with SAP systems and legacy system
• Monitoring all interface and resolve the issues
• Operate XI systems after Go-live of ERP systems

SAP Basis Administration (BC), SAP XI