IT Specialist

Hwashin America Corporation

Achievements/Tasks -

• Designed, configured, and secured enterprise network infrastructure for 800+ users, including routers, switches, firewalls, VPNs, and IP-based CCTV systems, ensuring high availability, performance, and compliance with security standards
• Integrated OPC servers with industrial systems (LabVIEW, PLCs) to collect and visualize real-time operational data, enhancing visibility and enabling early detection of anomalies in OT environments
• Gained practical exposure to SCADA and HMI systems in manufacturing settings, building a strong foundation in ICS architecture and industrial protocols such as Modbus/TCP and EtherNet/IP
• Monitored and validated production data using Oracle Database and LabVIEW, identifying discrepancies and maintaining data accuracy for operational analysis and compliance reporting
• Strengthened organizational cybersecurity by auditing firewall rules, managing VPN access, and implementing network segmentation to reduce attack surface and protect critical infrastructure from internal and external threats

Research Collaborator

The Artificial Intelligence Institute of UofSC (AIISC)

Explainable Neuro-Symbolic Model for Ingredient Substitutions

This project involved extracting structured data from food websites, developing a user-centric recommendation algorithm based on ingredient substitutes, integrating data and symbolic rules into a neuro-symbolic AI model for transparent recommendations.

Achievements/Tasks -

• Curated JSON datasets with nutritional and cooking details from food websites like FoodSubs.
• Developed a user-focused recommendation algorithm using ingredient substitutes knowledge through a full data pipeline.
• Integrated structured data and symbolic rules into a neuro-symbolic AI model, enabling both symbolic reasoning and numerical analysis.

Staff Sergeant

Republic of Korea Marine Corps, Pohang, Republic of Korea

Achievements/Tasks -

• Managed a database for a fleet of 100+ military vehicles, optimizing maintenance schedules and reducing accident risks by 10% and major breakdown incidents by 25%.
• Recognized with the Best Marine Award in 2011 for outstanding dedication and performance.

Master's in Computer Science

University of South Carolina