-
Sea

Security Engineer

Sea
Singapore · Full-time · Mid-Senior

Key Responsibilities

  • Lead investigation and response for complex or high-impact security incidents, including coordination across cross-functional teams.
  • Oversee daily security operations to ensure timely detection, triage, and resolution of security alerts and incidents.
  • Drive improvements in detection coverage, including tuning alerts, queries, and dashboards across SIEM (Elastic) and EDR platforms.
  • Develop and enhance incident response processes, playbooks, and operational workflows.
  • Work with IT and business stakeholders to implement remediation actions and strengthen security controls.
  • Oversee vulnerability management prioritisation and remediation tracking with system owners.
  • Identify and implement automation and workflow improvements to improve operational efficiency.
  • Mentor and guide engineers, supporting knowledge sharing and capability development within the team.
  • Ensure accurate incident documentation, reporting, and post-incident reviews are conducted.
  • Oversee and contribute to weekly and monthly security operations reporting, including metrics, incident trends, and improvement actions.
  • Participate in on-call escalation support for critical incidents.

Requirements

  • Degree in Information Security, Computer Science, IT, or equivalent practical experience.
  • Proven experience in security operations, incident response, or security engineering roles.
  • Strong hands-on experience with SIEM (preferably Elastic) and EDR platforms.
  • Solid experience with CrowdStrike Falcon EDR, including RTR, IOA detections, investigation, and response actions.
  • Strong understanding of incident response methodologies, attack techniques, and threat detection.
  • Experience coordinating incident response across multiple teams.
  • Strong knowledge of operating systems (Windows, Linux, macOS) and networking fundamentals.
  • Ability to analyse complex security events and drive resolution.


Key Skills

Ranked by relevance

incident response siem linux
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Posted
Apr 23, 2026
Type
Full-time
Level
Mid-Senior
Location
Singapore
Company
Sea

Industries

Technology Information Internet

Categories

Information Technology

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