Senior Security Researcher, Detection & Response

The Global Security Organization provides industry-leading cyber-security and business protection services to TikTok globally. Our organization employs four principles that guide our strategic and tactical operations. Firstly, we Champion Transparency & Trust by leading the charge in organizational transparency, prioritizing customer trust, and placing user needs first. Secondly, we aim to maintain Best in Class Global Security by proactively identifying and reducing risks while enabling innovative product development. We constantly work towards a sustainable world-class security capability. Thirdly, we strive to be a Business Catalyst & Enabler by embodying the DNA of technical innovation and ensuring our Global Security operations are fast and agile. Finally, we Drive Empowered & Risk-Informed Decision Making by providing our leaders with the necessary information to make agile decisions based on risk. In order to enhance collaboration and cross-functional partnerships, our organization follows a hybrid work schedule that requires employees to work in the office for 3 days a week, as directed by their manager. We regularly review our hybrid work model, and the specific requirements may change at any time.

As a Senior Security Researcher, you will be a member of TikTok’s Enterprise Threat Detection and Response team. The Threat Detection and Response team is responsible for 24x7 monitoring of multiple security-related information sources to manage incidents related to cyber, privacy, and data protection for TikTok data, infrastructure, and products. The Threat Detection and Response team will regularly survey TikTok's networks for signs of a breach, malware, or unauthorized access. Additionally, the Threat Detection and Response team is responsible for developing and maintaining incident response plans, playbooks and procedures. Finally, the Threat Detection and Response team will be responsible for data collection and analysis of Incident Response data.

Responsibilities:
• Ability to serve as an incident commander during a cybersecurity incident and run bridges between cross-functional stakeholders, effectively managing and overseeing the entire incident response lifecycle from detection to resolution.
• Perform technical analysis and assessments of cybersecurity-related incidents, including malware analysis, packet-level analysis, and system-level forensic analysis.
• Lead cross-functional projects to improve our capabilities to effectively detect and respond to security incidents
• Mentor and guide TDR security engineers to grow their incident response skills
• Develop incident response plans and procedures, including identification, remediation, containment, and eradication procedures
• Synthesize technical details of critical incidents to executive management and provide immediate containment and eradication recommendations
• Support the onboarding of new products, data, processes, or tools by identifying requirements by integrating them into operations (processes, playbooks, and training)
• Work with the Detection Engineering team to create custom rulesets to detect and hunt for advanced threat actor tactics, techniques, and procedures (TTPs).
• This position is part of a 24x7x365 operation and may require shift and/or on-call work