Information Security Operations (Security Response & Incident Management) Job OverviewOperate Computer Security Incident Response Team (CSIRT) Manage Attack Surface Management (ASM); conduct security vulnerability assessments and remediation support Plan and execute security training and exercises; manage IT assets and patches; collect and leverage threat intelligence Operate cloud service application approval system; provide technical support and information dissemination to domestic and overseas group companies Analyze, investigate, and recover from security incidents, and develop recurrence prevention measures. Required Skills & ExperienceJapanese (business) and English (business) to communicate with HQ in Japan 3+ years of experience in network, server, and cloud service (AWS, Azure, etc.) infrastructure design, deployment, and operations Experience with security incident response and CSIRT operations Hands-on experience with IT asset management and patch management Experience collecting and leveraging threat intelligence Experience with security vulnerability assessment and handling (discovery, validation, remediation recommendations) Experience planning and conducting security training and exercises Experience coordinating across departments and driving projects in large organizations Information security certifications (CISSP, CISM, Registered Information Security Specialist, CompTIA Security+, etc.) Preferred Skills & ExperienceExperience with security operations in multinational/global organizations Cloud and endpoint management skills (SaaS/IaaS log operations, etc.) Work experience in the IT industry (SI vendors, technology vendors, etc.) Experience developing internal policies and guidelines Desired Qualities Soft SkillsAbility to explain and persuade based on the audience's perspective and knowledge level Proactive attitude and self-starter mindset Strong collaboration skills with ability to value teamwork and project harmony, and build balanced relatio