Information Technology Security Specialist

2 weeks ago

Bangkok, Bangkok, Thailand KTC - Krungthai Card Full time ฿900,000 - ฿1,200,000 per year

Responsibilities:

Incident Response & Coordination

  • Lead and manage end-to-end incident response activities, including detection, analysis, containment, eradication, and recovery.

  • Act as the primary liaison between internal stakeholders and external SOC teams during security incidents.

  • Validate and triage alerts received from the SOC, ensuring completeness and accuracy of analysis.

  • Conduct root cause analysis and post-incident reviews to identify gaps and recommend improvements.

  • Maintain incident documentation, timelines, and evidence for compliance and audit purposes.

Splunk SIEM BAU Tasks

  • Develop and maintain correlation rules, dashboards, and alerts to improve threat detection.

  • Perform regular health checks and tuning of Splunk to ensure optimal performance.

Collaboration & Reporting

  • Collaborate with IT, network, and application teams to investigate and remediate incidents.

  • Provide timely and detailed incident reports to management and stakeholders.

Qualifications:

  • Bachelor's degree in Cybersecurity, Information Technology, or related field.

  • 3+ years of experience in cybersecurity operations or incident response.

  • Hands-on experience with Splunk SIEM (Enterprise Security preferred).

  • Strong understanding of network protocols, operating systems, and threat vectors.

  • Familiarity with MITRE ATT&CK framework and threat intelligence integration.

  • Excellent communication and documentation skills.

  • Ability to work under pressure and manage multiple incidents simultaneously.

  • Experience working with outsourced SOC or MSSP environments.

  • Experience with other security tools (EDR, NDR, SOAR, vulnerability scanners).

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