Senior L1 Security Analyst

5 days ago


Petaling Jaya, Selangor, Malaysia Bluesify Full time
Senior L1 Security Analyst

Senior L1 Security Analyst is responsible for cyber threat monitoring via security information and event management (SIEM) systems, Endpoint Detection and Response (EDR), and other security tools. This role requires strong analytical skills, a deep understanding of security tools and processes, and the ability to escalate complex incidents to higher-tier analysts while maintaining the integrity and security of our systems.

Responsibilities

  • Monitor security information and event management (SIEM) systems, Endpoint Detection and Response (EDR), and other security tools to identify potential threats and vulnerabilities.
  • Perform real-time analysis of security alerts generated by SIEM, EDR and IPS/IDS.
  • Investigate and triage security incidents, determining scope, urgency, and potential impact.
  • Escalate critical incidents to L2 security analysts with detailed documentation and initial findings.
  • Assist in the development and tuning of SIEM rules, alerts, and use cases to improve threat detection accuracy.
  • Conduct log analysis, packet inspection, and forensic investigations as needed to support incident response efforts.
  • Provide mentorship and guidance to junior analysts on threat identification and response techniques.
  • Stay current on emerging threats, vulnerabilities, and industry best practices to enhance SOC capabilities.
  • Generate detailed reports on incidents, trends, and metrics for management review.

Preferred Qualifications

  • Bachelor's degree in Cybersecurity, Information Technology, Computer Science, or a related field (or equivalent experience).
  • Minimum of 3 years of experience with Security Operation Center (SOC) as security analyst.
  • Proficiency with SIEM platforms such as Splunk, QRadar, ArcSight, or similar.
  • Experience with IDS/IPS tools such as TippingPoint, Palo Alto, Trellix or similar.
  • Familiarity with threat intelligence platforms and feeds.
  • Good understanding of network protocols, firewalls and VPNs.
  • Relevant certifications related to cyber security such as CompTIA Security+, CySA+, CEH, GSEC, or equivalent.

Working Conditions

  • This position requires shift work, including nights, weekends, and public holidays, to support 24/7 SOC operations.
  • Ability to remain calm and focused under pressure during high-severity investigations.
Seniority level

Mid-Senior level

Employment type

Full-time

Job function

Information Technology

Industries

Computer and Network Security

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