Network & Security Administrator – Korean/English Bilingual
About The Position
The Network & Security Administrator operates and manages network and security infrastructure, including firewalls, intrusion prevention systems, VPN gateways, endpoint protection, and security monitoring tools. The role includes real-time monitoring, threat detection, incident response, and remediation, as well as designing, implementing, and maintaining secure LAN/WAN/WLAN architecture. The administrator works with IT infrastructure and application teams to incorporate security requirements into system design and deployment. The position also involves vulnerability assessments, risk analyses, compliance audits, enforcing security controls, managing system configuration and patching, and maintaining documentation of configurations, changes, and incidents. Additional duties include supporting physical security systems, coordinating rollout of global security policies with headquarters, and assisting with security-related vendor contracts and performance.
Requirements
- Bachelor’s degree in IT, Computer Science, or a related field, or equivalent experience.
- Relevant experience in network security or security administration.
- Strong knowledge of security protocols, including IPSec, SSL/TLS, RADIUS, and 802.1X, and network protection strategies.
- Experience with threat detection systems such as IDS/IPS, SIEM, and EDR/XDR.
- Strong troubleshooting, analytical, and problem-solving skills.
- Proficiency in Microsoft Office, including Excel, PowerPoint, and Visio, for documentation and reporting.
- Strong communication and interpersonal skills.
- Bilingual proficiency in English and Korean.
Nice To Haves
- Certifications such as CCNP Security, CISSP, Fortinet NSE, or Azure Security Engineer.
- Experience in large-scale enterprise or manufacturing IT environments.
- Familiarity with LG IT security solutions and compliance standards.
Responsibilities
- Operate and manage 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 LAN/WAN/WLAN architecture.
- Collaborate with IT infrastructure and application teams to incorporate security requirements into system design and deployment.
- Conduct vulnerability assessments, risk analyses, and compliance audits, including against NIST and ISO 27001.
- Enforce security policies, procedures, and controls in line with industry best practices.
- Manage configuration, updates, and patching of security systems.
- Maintain documentation of system configurations, changes, and incidents.
- Operate and support physical security systems, including access control, CCTV surveillance, and building entry systems.
- Support rollout of global security policies in coordination with headquarters.
- Assist with security-related vendor contracts, renewals, and performance.
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What This Job Offers
Job Type
Full-time
