IT Security Specialist

About SK hynix America:

At SK hynix America, we are at the forefront of semiconductor innovation. As a global leader in HBM, DRAM, and NAND flash technologies, we develop the advanced memory solutions powering everything from advanced mobile technology to massive AI data centers. With major investments in the U.S. and a leading position in the global AI revolution, we build the critical infrastructure of the digital landscape and remain committed to sustainable operations. We invite innovative minds to be part of our journey. Here, you will be part of a collaborative team pioneering the next generation of memory technologies, expanding our market footprint, and defining the future of computing.

Work Model: Onsite

Job Summary:

As the IT Security Specialist for SK hynix America, you will be responsible for operating and managing the organization’s security solutions, as well as delivering shared IT security services for other subsidiaries and branch offices. This position includes supporting IT security reviews, developing security architecture, and responding to external hacking attempts and security incidents.

Responsibilities:

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.

Qualifications:

Education & Language

Bachelor’s degree in Industrial Security, Computer Science, Information Technology, MIS, or a related technical field.

Fluent in Korean and English (spoken and written) is required to coordinate with global HQ and local branch offices.

Experience

More than 3 years of experience in the IT security field, covering system administration or technical support roles.

Technical Skills

Hands-on experience operating enterprise security solutions such as firewall, IPS/IDS, VPN, NAC, and EDR/XDR.

Practical experience in security monitoring and operations (SOC), including threat detection, log analysis (e.g., SIEM, Elastic Stack, Splunk), and incident handling.

Experience responding to hacking incidents and security breaches, including malware analysis support, containment, eradication, and root cause analysis.

Hands-on experience conducting system vulnerability assessments and patch management, using scanning tools (e.g., Nmap, Nessus, Veracode) and remediation tracking.

Working knowledge of cloud security practices and controls for M365, Azure AD/Entra ID, or other cloud platforms, including identity and access management.

Experience managing security projects, including planning, vendor coordination, implementation, and progress reporting to stakeholders.

Soft Skills

Strong troubleshooting and problem-solving skills with a high eager-to-learn mindset.

Excellent communication skills and strong service-oriented attitude for interacting with users and HQ teams.

Benefits:

Top Tier health insurance at no employee cost

Paid day offs: Paid Time Off, Company Holidays, Parental Leave, Happy Fridays

401k Matching

Flexible Spending Account (FSA) for Health Care & Dependent Care

Educational reimbursement up to $10,000 per year

Donation Matching and volunteering opportunities

Corporate discount programs

Free Breakfast/Lunch/Dinner provided to employees

Compensation:

Our compensation reflects the cost of labor across several U.S. geographic markets, and we pay differently based on those defined markets. Pay within the provided range varies by work location and may also depend on job-related skills and experience. Your Recruiter can share more about the specific salary range for the job location during the hiring process.

Pay Range$95,000—$135,000 USD

Equal Employment Opportunity:

SK hynix America is an Equal Employment Opportunity Employer. We provide equal employment opportunities to all qualified applicants and employees and prohibit discrimination and harassment of any type without regard to race, sex, pregnancy, sexual orientation, religion, age, gender identity, national origin, color, protected veteran or disability status, genetic information, or any other status protected under federal, state, or local applicable laws.

In compliance with federal law, SK hynix America also participates in the federal E-Verify program. Upon accepting an offer of employment, all newly hired individuals will be required to complete Form I-9, which includes verifying identity and legal authorization to work in the United States. Please review the official government posters detailing your rights and protections prior to applying:

E-Verify Participation Poster (Bilingual English & Spanish)

IER Right to Work Poster (English)

IER Right to Work Poster (Spanish)