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Security Analyst L3

Company

Ensign InfoSecurity

Location

, selangor, malaysia, Malaysia

Type

Full-time

Key Responsibilities

  • Lead investigation and incident response activities for high‑severity or complex security incidents across multiple clients.
  • Act as final escalation point for incidents unresolved by Tier 1 and Tier 2 analysts.
  • Conduct advanced forensic analysis of logs, network traffic, endpoints, and malware to identify root cause and scope.
  • Perform proactive threat hunting based on current threat intelligence, TTPs (MITRE ATT&CK), IOCs, and anomalous behavior.
  • Develop and refine detection logic, SIEM correlation rules, and EDR/NDR signatures to enhance SOC effectiveness.
  • Support incident containment, eradication, and recovery efforts across diverse client environments.
  • Collaborate with Threat Intelligence, Engineering, and IR teams to improve tools, data sources, and workflows.
  • Identify gaps in an organization’s measurement metrics, telemetry, and logging capabilities and propose enhancement strat...

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