Network & Security Administrator – Korean/English Bilingual

SBT Global•Holland, MI

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 conducts real-time monitoring, threat detection, incident response, and remediation, and designs, implements, and maintains secure architecture across LAN/WAN/WLAN infrastructure. The administrator collaborates with IT infrastructure and application teams to incorporate security requirements into system design and deployment; conducts vulnerability assessments, risk analyses, and compliance audits; enforces security policies and controls; and manages configuration, updates, and patching of security systems. The position also maintains documentation of configurations, changes, and incidents; supports physical security systems such as access control, CCTV, and building entry systems; coordinates rollout of global security policies with headquarters; and assists with vendor contracts, renewals, and performance for security-related systems and equipment. The position is located in Holland, Michigan, requires Korean and English bilingual proficiency, and pays $71,000–$110,000 annually depending on experience.

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, including 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.
3–10 years of experience, as stated in the posting.

Nice To Haves

Relevant 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 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 incorporate security requirements into system design and deployment.
Conduct vulnerability assessments, risk analyses, and compliance audits, including NIST and ISO 27001 standards.
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, CCTV surveillance, and building entry systems.
Support rollout of global security policies in coordination with headquarters.
Assist in managing vendor contracts, renewals, and performance for security-related equipment and systems.