Job Description

• Operate and manage network and security infrastructure including firewalls, intrusion prevention systems, VPN gateways, endpoint protection, and security monitoring tools
• Perform real-time monitoring, threat detection, incident response, and remediation
• Design, implement, and maintain secure architecture across LAN/WAN/WLAN infrastructure
• Collaborate with IT infrastructure and application teams to ensure security requirements are incorporated into system design and deployment
• Conduct regular vulnerability assessments, risk analyses, and compliance audits (NIST, ISO27001, etc.)
• Enforce security policies, procedures, and controls in line with industry best practices
• Manage configuration, updates, and patching of security systems
• Maintain detailed documentation of system configurations, changes, and incidents
• Operate and support physical security systems including access control, surveillance (CCTV), and building entry systems
• Support rollout of global security policies in coordination with HQ
• Assist in managing vendor contracts, renewals, and performance for security-related equipment and systems

Qualifications

• Bachelor’s degree in IT, Computer Science, or related field; or equivalent experience
• Relevant experience in network security or security administration
• Strong knowledge of security protocols (IPSec, SSL/TLS, RADIUS, 802.1X) and network protection strategies
• Experience with threat detection systems (IDS/IPS, SIEM, EDR/XDR)
• Strong troubleshooting, analytical, and problem-solving skills
• Proficiency in Microsoft Office (Excel, PowerPoint, Visio) for documentation and reporting
• Strong communication and interpersonal skills
• Bilingual proficiency in English and Korean

Preferred Qualifications:

• Relevant certifications (e.g., CCNP Security, CISSP, Fortinet NSE, Azure Security Engineer)
• Experience in large-scale enterprise or manufacturing IT environments
• Familiarity with LG IT security solutions and compliance standards

Additional Information

All your information will be kept confidential according to EEO guidelines.