Security Analyst

Ensign Infosecurity (Cybersecurity) Pte Ltd

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Malaysia (Kuala Lumpur) Until 8/22/2026 H-1B sponsor history First posted May 11, 2025 Last posted May 11, 2025
Job description

Ensign is hiring !

Key Responsibilities:

  • Perform in-depth analysis of security events escalated by L1 analysts to determine scope, impact, and appropriate response actions.

  • Investigate and respond to security incidents, including malware infections, phishing attacks, unauthorized access, and other cybersecurity threats.

  • Conduct root cause analysis and recommend remediation and preventive actions.

  • Utilize threat intelligence feeds and tools to enhance the detection and investigation process.

  • Collaborate with other IT/security teams to contain and resolve incidents.

  • Maintain and improve incident response runbooks and playbooks.

  • Assist in tuning and optimizing SIEM rules, correlation logic, and alerts to reduce false positives.

  • Mentor and support L1 analysts to ensure consistent incident handling practices.

  • Prepare incident reports and executive summaries for management or customers.

  • Participate in red/blue team exercises or threat-hunting activities as needed.
     

Requirements:

Education & Certification:

  • Degree in Cybersecurity, Computer Science, Information Technology, or a related field.

  • Relevant certifications are highly preferred: CompTIA CySA+, EC-Council ECIH, GCIA, GCFA, GCIH, etc.
     

Technical Skills:

  • Strong understanding of network protocols, log analysis, and cybersecurity frameworks.

  • Hands-on experience with SIEM platforms (e.g., Splunk, QRadar, LogRhythm).

  • Familiarity with EDR/XDR tools, IDS/IPS, firewalls, and forensic tools.

  • Ability to write and optimize detection rules and scripts.

  • Knowledge of MITRE ATT&CK and threat modeling methodologies.

About this role

Summary

Analyze security events, investigate incidents, optimize detection, and support security teams.

Job title

Security Analyst

Experience level

entry level

Industry

cybersecurity

Location requirements

Kuala Lumpur, Malaysia; remote work not specified

Salary

Not specified

Visa sponsorship

H-1B sponsor history

Management role

No

Skills & keywords

Required skills

network protocolslog analysisSIEMEDR/XDRfirewallsforensic toolsdetection rulesMITRE ATT&CK

Preferred skills

cybersecurity frameworksthreat modelingincident reportsred teamblue team

Specializations

incident responsethreat analysisSIEMforensicsthreat hunting
Locations

Structured locations inferred from the posting.

Malaysia

Work arrangement unknown Country

Kuala Lumpur, Federal Territory of Kuala Lumpur, Malaysia

Remote City