Senior Security Operation

Position Summary

We're looking for passionate and adaptable Senior Security Operation to join our team. Ideal candidates should have a strong experience in understanding of cloud security practices, network security principles, experience with security & privacy standard, experience with secure development process

Role and Responsibilities

• Conduct regular cloud security reviews across multi-cloud environments (configuration assessment, IAM review, network security, data protection, logging/monitoring).
• Evaluate and enforce cloud security best practices
• Collaborate with cloud and infrastructure teams to design and implement secure architectures.
• Perform technical risk assessments on cloud workloads, applications, and infrastructure.
• Lead on-premise server security operations, including patching, hardening, and security configuration.
• Oversee backup and recovery strategy to ensure availability and integrity of critical systems.
• Manage and coordinate server migration activities (on-prem to cloud or cross-platform).
• Monitor and respond to security alerts, logs, and incidents involving cloud and on-prem environments.
• Conduct limited penetration testing and vulnerability assessments (in-house or tool-assisted).
• Verify and validate vulnerability findings and work with system owners on remediation plans.
• Support development and enforcement of security policies and standards, including review secure development criteria prior product release.
• Provide guidance and mentorship to junior engineers on secure operations and best practices.
• Work closely with security assessment, audit, and compliance teams to ensure systems meet regulatory and organizational requirements.
• Participate in incident response activities, including root cause analysis and post-incident hardening.
• Maintain up-to-date knowledge on emerging threats, security technologies, and cloud service enhancements.

Skills and Qualifications

• Bachelor's degree in Computer Science, Information Security, or a related field.
• Minimum of 4-5 years of experience in cybersecurity, with a focus on secure infrastructure covering cloud and on-premise environments.
• Deep knowledge of cloud environment (AWS/Azure/GCP/Alibaba Cloud) logging, IAM, network architecture, and native security services. Experience with securing and hardening Windows & Linux
• Strong understanding of network security principles, including firewalls, WAF, VPNs, and proxy, etc.
• Experience with security & privacy standard and regulatory compliance (e.g., ISO27001, NIST, GDPR and PDP Law) and audit processes.
• Familiarity with secure architecture design and implementation.
• Knowledge of integrating security into CI/CD pipelines and experience with secure development practices
• Experience in monitoring, analyzing, and responding to security alerts and incidents.
• Certifications preferred: GCP/AWS Solution Architect or Security Specialty, CompTIA CySA Security+, CCSP, CISSP, CCSK, CISM
• Excellent analytical, troubleshooting, communication and interpersonal skills
• Willing to work 100% WFO
• English for communication both verbal and written is a must (able to speak Korean is a plus).

* Samsung has a strict policy on trade secrets. In applying to Samsung and progressing through the recruitment process, you must not disclose any trade secrets of a current or previous employer.

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