Security Operations Analyst – Detection Engineering & Threat Hunting, Global SOC
London, England, United Kingdom
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Team Introduction
TikTok's IT security team is responsible for enterprise IT global cyber security, server security, endpoint security, application security construction, and protection work. They work to improve overall IT security capabilities and security posture, providing security processes, security assessments, security operations, and security vulnerability management services. The team also supports IT teams and business departments in meeting their security requirements.
Responsibilities
- Monitor security alerts and events generated by various security tools and technologies, such as SIEM, IDS/IPS, firewalls, and endpoint detection and response (EDR) systems.
- Build and tune high-fidelity detections across endpoint, identity, cloud, and SaaS telemetry sources
- Reduce alert fatigue and false positives through improved severity tagging, disposal logic, and enrichment workflows
- Conduct hypothesis-driven threat hunts based on TTPs, anomalies, and threat intelligence
- Identify and close detection gaps uncovered during incident response or hunting operations
- Design and maintain SOAR playbooks and automation logic for triage, enrichment, and response
- Partner with CTI and detection engineers to operationalize threat intelligence and attacker behaviors
- Develop and maintain detection logic aligned with frameworks such as MITRE ATT&CK and MaGMa
- Contribute scripts and tooling (e.g., Python, PowerShell) to improve investigation and response efficiency
- Support 24/7 global operations by contributing to alert routing, follow-the-sun workflows, and detection health monitoring
- Assist in post-incident reviews to drive continuous improvement of detection coverage and response workflows
TikTok's IT security team is responsible for enterprise IT global cyber security, server security, endpoint security, application security construction, and protection work. They work to improve overall IT security capabilities and security posture, providing security processes, security assessments, security operations, and security vulnerability management services. The team also supports IT teams and business departments in meeting their security requirements.
Responsibilities
- Monitor security alerts and events generated by various security tools and technologies, such as SIEM, IDS/IPS, firewalls, and endpoint detection and response (EDR) systems.
- Build and tune high-fidelity detections across endpoint, identity, cloud, and SaaS telemetry sources
- Reduce alert fatigue and false positives through improved severity tagging, disposal logic, and enrichment workflows
- Conduct hypothesis-driven threat hunts based on TTPs, anomalies, and threat intelligence
- Identify and close detection gaps uncovered during incident response or hunting operations
- Design and maintain SOAR playbooks and automation logic for triage, enrichment, and response
- Partner with CTI and detection engineers to operationalize threat intelligence and attacker behaviors
- Develop and maintain detection logic aligned with frameworks such as MITRE ATT&CK and MaGMa
- Contribute scripts and tooling (e.g., Python, PowerShell) to improve investigation and response efficiency
- Support 24/7 global operations by contributing to alert routing, follow-the-sun workflows, and detection health monitoring
- Assist in post-incident reviews to drive continuous improvement of detection coverage and response workflows
* Salary range is an estimate based on our InfoSec / Cybersecurity Salary Index 💰
Job stats:
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Tags: Application security Automation Cloud EDR Endpoint security Firewalls IDS Incident response IPS MITRE ATT&CK Monitoring PowerShell Python SaaS Security assessment SIEM SOAR SOC Threat intelligence TTPs Vulnerability management
Perks/benefits: Team events
Region:
Europe
Country:
United Kingdom
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