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Senior Cybersecurity Engineer, Defense Operations

Singapore, Central, Singapore💼 Full-time🗓 2026-05-22 → 2026-09-29

Core

Senior resource for security monitoring, system ownership, and continuous improvement of on-premise, SaaS, and cloud platform services, acting as a frontline incident responder.

Role type

Senior IC cybersecurity engineer (operations & incident response)

Builds

Security monitoring, incident response, and vulnerability management for Defense Operations platforms

Domain

Cybersecurity operations, cloud security, and managed detection and response (MDR)

Required skills

incident response, SIEM administration, EDR administration, vulnerability management, threat hunting, cloud security, scripting (Python/bash/Powershell), NIST/ISO frameworks

Preferred skills

identity and access management (IAM), Terraform

Technologies

Splunk, Microsoft, Crowdstrike, AWS, SIEM, EDR, SEG, CNAPP, IAM, Okta, SSO, SAML

Responsibilities

Act as a frontline incident responder from detection to recovery; collaborate with 3rd-party MDR providers for triage and threat hunting; administer and optimize core security toolset (SIEM, EDR, cloud security, email security, vulnerability management); enhance cloud security operations; drive teams to identify and mitigate risks; provide technical strategy for vulnerability management; design and operationalize security playbooks and runbooks

Seniority

Senior, hands-on IC

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