Thai Union Group PCL
Position: Security Threat & Vulnerability Operations Specialist Level: Deputy Department Manager
Work location: Bangkok, SM Tower Building
Role Summary
- Own and drive the day-to-day vulnerability-management and threat-mitigation lifecycle for Thai Union's IT estate.
- Using Microsoft Defender, Sentinel, EASM, Azure Entra ID and any new tools you will discover, analyze, priorities and remediate technical risks, turning threat intelligence into rapid, measurable risk-reduction actions.
Job Responsibilities
- Vulnerability Operations Run continuous discovery, triage, CVSS / EPSS-based prioritization, coordinated remediation and exception tracking.
- Enforce patch & hardening SLAs Drive monthly risk-based patch-window calls and drive closure of overdue items.
- Operate Microsoft Defender EASM Surface shadow assets, misconfigured SaaS and exposed gateways; feed verified issues into the TVM queue.
- Ingest & fuse threat intelligence map external/Microsoft feeds to MITRE ATT&CK, create detections, lead proactive threat hunts and IOC blocking.
- Provide L3 support during SOC incidents guide containment when exploits are suspected; own root-cause reviews and backlog updates.
- Automate routine tasks build/maintain KQL queries, Logic Apps or Power Automate flows for alerting, reporting and asset reconciliation.
- Develop security dashboards Create threat, vulnerability, and patch-status visualizations using Microsoft Sentinel workbooks and Power BI.
- Drive purple-team / exploit simulations schedule quarterly exercises, track findings to remediation, measure reduction in attack paths.
- Support Security Governance & Audits - Align operations with NIST CSF and CIS Controls; represent TVM in audits, Security briefings and vendor assessments.
Remark
- Work location base at Thai Union's corporate office SM Tower, Bangkok.
Direction to work location: Map 
