Jobs and Careers
TI

Senior Security Detection Engineer, Global Security Organization

TikTok
San Jose, United Statesfull_timeVerifiedPosted 30 Aug 2025

About the role

The mission of TikTok's Global Security Organization is to build and earn trust by reducing risk and securing our businesses and products. Also known as "GSO", this team is the foundation of our efforts to keep TikTok safe, secure, and operating at scale for over 1 billion people around the world. We work to ensure that the TikTok platform is safe and secure, that our users' experience and their data remains safe from external or internal threats, and that we comply with global regulations wherever TikTok operates.



Trust is one of TikTok's biggest initiatives, and security is integral to our success. In whatever ways users interact with us — whether they're watching videos on their For You page, interacting with a Live video, or buying products on TikTok Shop — GSO protects their data and privacy, so they can have a secure and trustworthy experience.



As part of the Threat Detection and Response function, the Detection Engineering team focuses on improving our detection capabilities to identify malicious threats. This can involve data engineering to enrich and scale the pipelines, or analysing adversarial tradecraft and developing signals or creating tools to improve our Detection and Response capabilities.



Responsibilities:

- Research emerging cyber threats, vulnerabilities, and exploits relevant to our infrastructure and products.

- Develop new methods and technologies to detect threats , identify attack surfaces, and design data-driven approaches that use these signals to identify security threats.

- Lead cross-functional projects to implement and design security controls or tools, that enable us to better protect & detect attack vectors.

- Conduct in-depth analysis of security incidents, supporting incident response teams during investigations.

- Perform gap assessment to identify and improve tooling capabilities and detection strategy.

- Develop and optimize automations to scale detection and response capabilities.

- Utilize threat modeling and log analysis to build behavioral based detections.

- Work with stakeholders to discover new detection capabilities and logging sources.

- Apply cutting-edge AI technologies/Machine Learning (ML) to develop innovative AI solutions for security

Apply for this role

Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.

Apply Now →Generate Application Kit

Free account required — sign up in 30s

Company

TikTok

View company profile →