ICT Security Operations & Incident Response Specialist (CSIRT/CERT)
TRANSCOSMOS ZERO PTE. LTD.
Singapore
3+ years
Posted Jan 12, 2026
Salary Range
SGD 72,000 - SGD 108,000 /year
SGD 6,000 - SGD 9,000/month
Skills Required
Information SecurityAccident and Incident Response ManagementSecurity OperationsRemediationIncident ResponseAzureSecurity TrainingIncident InvestigationPreventionVulnerability AssessmentJapaneseCISSPComputer SecurityTechnical Support
Job Description
Information Security Operations (Security Response & Incident Management)
Job Overview
- Operate 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 & Experience
- Japanese (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 & Experience
- Experience 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 Skills
- Ability 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 relationships
About TRANSCOSMOS ZERO PTE. LTD.
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