BTI Solutions, Inc. is seeking a Korean bilingual Senior SAP FI/CO Production Support Analyst to ensure daily stability and optimization of financial systems. You will resolve high-priority issues in G/L, AP, AR, Asset Accounting, and Controlling, and guide month-end and year-end closing processes. The role requires 10+ years of SAP FI/CO experience in high-tech or semiconductor sectors, deep R2R/P2P/O2C knowledge, and strong ABAP/SQL skills.