SUMMARY:

• Confidential has over 20 years in SAP Basis and Security experience focused on implementation, upgrade, maintenance, and project management on various platforms on premise as well as cloud.
• Worked as a senior lead in pharmaceutical industry for 13 years managing as well as hands - on technical assignment conforming to regulatory procedures such cGMP (current Good Manufacturing Practice) and CFR 21 (Code of Federal Regulation Title 21).
• Also worked as a Senior Consultant for 7 years serving various industries such as Manufacturing, Defense, Health Care, and Retail that are global organizations.
• Expert on SAP Basis Administration specialized in Technical Architecting, creating SOP (Standard Operating Procedure) for technical operation, OS/DB Migration, SAP system copy, COA (Chart of Account) Conversion, ABAP & Java system Upgrades, Land scape Sizing, System Installation, HA/DR (High Availability/Disaster Recovery) design and Basis Configuration.
• Expert on analyzing and understanding business process and then translate it to latest technology as well as implementing it from planning to execution to maintain.
• Strong working experience on administration of ABAP and JAVA systems as well as architecture design for inter-working of landscape to provide optimal cost of maintenance.
• Proficient in carrying out basis configurations such as CTS, SLD, Backup/Restore, PI, Solution Manager, Enterprise Portal, GRC, Spool Administration, Maintenance Optimizer, and WebDispatcher with SSL.
• Proficient on architecture design of various SAP interfaces and troubleshooting on SAP level as well as OS, DB, hardware and network level.
• Proficient on virtualization using VMware vSphere (5.5 & 6.0) and hypervisor to create VM images, load balancing, set up HA, and troubleshooting.
• Extensive experience with SAP systems on various platform such as UNIX (HP/UX, True64, & Sun), Linux (Red Hat & Suse), and Windows on Oracle, SQL Server, Informix, DB2, and HANA Database.
• Extensive experience on various SAP products such as S/4 HANA, ECC, ERP, HCM, PI/XI, BI, Solution Manager, GRC, SRM, Enterprise Portal, WebDispatcher, and E-Sourcing.
• Certified by SAP on OS/DB Migration and PI/XI Technical Administration as well as S/4 Hana certified by Deloitte Consulting internally.
• Working with various cloud platform such as Microsoft Azure and Amazon Web Service (AWS).

SKILLS AND OTHER INFORMATION:

Computer Language / Hardware: ABAP/4, Visual Basic, C, Object Oriented Programming with C++, FORTRAN, Assembly, XML, and HTML. HP 9000 I, K, L, N, & V class. Intel based PC, Apple Macintosh, and CISCO router.

Operating System: Compaq True64, HP-UX 9.x, 10.x, 11.x, DOS, Windows (3.1, 95, 98, ME, NT4.0, 2000, XP, 2003 server), Linux, Mac OS, and NOVELL 3.12

Cloud Platform: Microsoft Azure, Amazon Web Service, and SAP Cloud Platform.

Software: MS-word, excel, power point, Visio, project, outlook, visio, Quark Express, and Adobe Photoshop. Trackwise, Procal, LIMS, POMS, Mercator, and Gentran on SAP connectivity.

Linguistics: Fluent in English and Korean.

WORK EXPERIENCE:

SAP Solution Architect

Confidential

Responsibilities:

• Install and maintain SAP R/3 4.0B in Informix/NT 4.0 environment.
• Performed general basis tasks such as maintaining Informix database, authorization, network, and others.
• Developed OSS connection strategy.
• Designed web application strategy using ITS.
• Maintained NT operating system such as applying patches, backup, and other general tasks.
• Upgraded servers from SAP R/3 4.0B to 4.6B and 4.6B to 4.6C.
• Generated deliverable client exports and imported to servers of subsidiaries.
• Installed SAP R/3 4.6C to Oracle/NT and Windows 2000 environment.
• Migrated from Informix/NT4.0 to Oracle/NT and windows 2000 environment.
• Checked and advised on Going-Live subsidiaries and performed troubleshoot on who were already live.
• Maintained and upgraded SAP Kernel.
• Developed standard client/landscape strategy and presented it to subsidiaries.
• Educated Basis administrators on standard SAP procedures.
• Developed ABAP programs for Basis administration.

SAP R/3 Warehouse Management consultant

Confidential

Responsibilities:

• Designed, installed, and configured SAP R/3 4.5B system on Oracle/True64/NT4.0 heterogeneous system.
• Developed, integrated, and tested backup strategy using legato system.
• Performed troubleshooting on various tasks such as printer, print form, interface, & others.
• Designed network architecture for SAP servers, interfaces, & users.
• Installed and configured production system on clustered environment that is also a heterogeneous system landscape.
• Migrated production, QA, and integration system to a new environment.
• Performed system copy from one system to another.
• Performed client copy, export, and import.
• Developed, educated, and implemented OSS strategy.

Confidential

Responsibilities:

• Installed and maintained SAP R/3 on SQL server/NT 4.0 environment.
• Designed and installed architecture of network such as LAN as well as WAN.
• Migrated the system from development system to production system.
• General SAP Basis tasks such as authorization, backup, and troubleshooting.
• General SAP Basis tasks such as backup and troubleshooting.
• Developed a function module to be used for billing document and consultant Timesheet.

SAP Basis Administrator

Confidential, Ridgefield Park, NJ

Responsibilities:

• Responsibilities included system upgrade, migration, user administration, output device set up, defining LAN, WAN, backbone to use with SAP system, and DBA functions such as database reorganization, backup, restore, and other tasks.
• Develop authorization for users as well as developers and consultants.
• Develop ABAP program to monitor users by company code.
• Choreographed development of modules between each companies affecting basis module.
• Performed conversion of ‘Chart of Accounts.’
• Designed and performed system migration to bigger system.
• Performed troubleshooting.

Assistant System Administrator

Confidential, Ridgefield Park, NJ

Responsibilities:

• Assisted system administrator to implement SAP R/3 successfully.
• Responsibilities included new workstation setup, output device setup, and remote site software installation.

Computer Hardware/Software Engineer

Confidential, Palisades Park, New Jersey

Responsibilities:

• Installed and tested NOVELL network with PC’s and Macintosh through ISDN.
• Also educated users to use various software efficiently.
• In addition, assembled and repaired personal computers.