Industrial Security Senior Engineer

As an IT Security expert at SK hynix Memory Solutions America, you will be responsible for operating and managing the organization's security solutions and providing IT security services.
You will also perform IT security review support, carry out security projects, and respond to external hacking attempts and security incidents.

• Establish, review, and revise company-wide security policies and regulations in line with business changes and regulatory requirements
• Plan and deliver annual security training for all employees
• Design and run security awareness campaigns and activities
• Develop and oversee security policies, access control policies, and security solution policies such as firewalls.
• Operate and maintain security solutions, including SIEM, EDR, IPS, and WAF.
• Monitor and analyze security logs and network traffic, utilizing packet analysis to identify and address threats.
• Detect and respond to intrusion attempts, malicious activity, and unusual behavior through proactive security monitoring.
• Conduct security assessments for new systems, applications, and infrastructure modifications.
• Identify security vulnerabilities by understanding network, server, and application architectures
• Deploy vulnerability assessment and diagnostic tools to identify and remediate security risks.
• Investigate security incidents, perform root cause analysis, assess impact, and implement corrective actions.
• Conduct comprehensive security review when there is any information system deployment, and information system changes.
• Support external security audits and required compliance work.
• Collaborate with IT operations and development teams to ensure security requirements are integrated.
• Maintain knowledge and skills on recent evolving threats, attack methods, and security best practices.
• Operate and manage physical security controls (access control, CCTV, security systems)

• At least 5 years of relevant experience in information security, network security, industrial security, or a related discipline.
• Ability to lead projects, exercise sound security judgment, and work effectively with technical teams, business stakeholders, and external service providers.
• Business proficiency in English and Korean — able to write documents/reports, conduct meetings and communicate with internal/external stakeholders in both languages
• Strong hands-on experience configuring, operating, and troubleshooting enterprise network security solutions, including firewalls, VPN, proxy, NAC, IPS, and SSL inspection.
• Strong working knowledge of endpoint and information protection solutions, including EDR, DLP, DRM, email security, and security monitoring tools.

• Experience in a multinational organization supporting corporate or R&D environments.
• Experience with physical security systems, security audits, or corporate security policy implementation.
• Experience managing security vendors, budgets, or procurement.
• Familiarity with security considerations for cloud services, AI technologies, and internally developed applications.
• Relevant professional or vendor-specific security certifications.