Security Operations & Cloud Defense Engineer

ASTEK SINGAPORE INNOVATION TECHNOLOGY PTE. LTD.; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

ASTEK Singapore Innovation Technology PTE. LTD. is seeking a security-focused professional to support automated reporting, threat modelling, and compliance documentation. You will refine incident response playbooks and advise on IAM reviews to enforce least privilege.

You'll work across CI/CD pipelines, Kubernetes environments, and cloud platforms, contributing to detection rules, runbooks, and guided threat hunting while balancing security, performance, and maintainability.

Responsibilities

• Perform routine reporting and dashboarding activities, leveraging automation to improve efficiency
• Support the review of VAPT findings and contribute to remediation planning
• Validate security vulnerabilities and findings from various assessment reports
• Refine incident response playbooks
• Contribute to compliance-related documentation and evidence collection
• Assist in implementing security controls and operational security tasks
• Participate in threat modelling exercises and identify security requirements from policies
• Perform periodic IAM role reviews to ensure least privilege access principles
• Apply security standards and controls across CI/CD pipelines, Kubernetes platforms, and cloud environments
• Support incident response activities and lift complex issues appropriately
• Perform alert triage and assist in investigations across security monitoring platforms
• Contribute to refining detection rules, playbooks, and response runbooks
• Support guided threat hunting activities to identify potential indicators of compromise
• Deliver POCs or features spanning multiple components while balancing security, performance, and maintainability
• Utilise code and cloud security analysis tools and remediate findings appropriately
• Recommend improvements to enhance product security, performance, and team efficiency

Skills

Security automation

Threat modelling

IAM reviews

CI/CD security

Kubernetes security

Tools

Kubernetes

Job description

ASTEK Singapore Innovation Technology PTE. LTD. is seeking a security-focused professional to support automated reporting, threat modelling, and compliance documentation. You will refine incident response playbooks and advise on IAM reviews to enforce least privilege.

You'll work across CI/CD pipelines, Kubernetes environments, and cloud platforms, contributing to detection rules, runbooks, and guided threat hunting while balancing security, performance, and maintainability.