Cybersecurity Engineer (Traffic Security Specialist) - Global E-commerce (Governance and Experience)

Responsibilities

About TikTok:
TikTok is the leading destination for short-form mobile video. Our mission is to inspire creativity and bring joy. TikTok has global offices in Los Angeles, New York, London, Paris, Berlin, Dubai, Singapore, Jakarta, Seoul, and Tokyo.

Why Join Us:
Creation is the core of TikTok's purpose. Our platform is built to help imaginations thrive. This is doubly true of the teams that make TikTok possible.
Together, we inspire creativity and bring joy - a mission we all believe in and aim towards achieving every day.
To us, every challenge, no matter how difficult, is an opportunity; to learn, to innovate, and to grow as one team. Status quo? Never. Courage? Always.
At TikTok, we create together and grow together. That's how we drive impact - for ourselves, our company, and the communities we serve.

Join us.

About the Team:
The Global e-commerce business is a content e-commerce venture with an international short video product as its carrier. Our commitment is to become the first choice for users seeking to discover and purchase good products at affordable prices. The Global e-commerce business team aims to provide users with more tailored, active, and efficient consumption experiences, enabling merchants to receive stable and reliable platform services in various scenarios, such as live e-commerce and short video content e-commerce, thereby making more affordable and high-quality products easily accessible and improving lives.

E-Commerce's Governance and Experience is a global team responsible for ensuring a safe and trustworthy marketplace not only for our buyers but also for our sellers and creators. We continually work on areas such as risk detection abilities, fairness, and sustainability of the E-Commerce ecosystem, content and commodity quality, and friction-free experiences to drive improvement.

Responsibilities:
- Conduct in-depth analysis of network traffic patterns, identifying anomalies and potential security threats.
- Build and optimize general abnormal traffic identification capabilities and strategies (including CC attacks/machine traffic/0day).
- Complete the design and optimization of abnormal traffic identification capabilities and strategies under specific important business scenarios.
- Design, implement, and maintain security infrastructure related to traffic security, including firewalls, intrusion detection/prevention systems, and proxy servers.
- Collaborate with cross-functional teams to ensure the seamless integration of security measures within the existing network architecture.
- Develop and execute incident response plans to address security incidents related to network traffic.
- Conduct forensic analysis of security incidents, providing detailed reports and recommendations for improvement.
- Conduct regular vulnerability assessments on network systems to identify and remediate potential weaknesses.
- Stay abreast of emerging threats and vulnerabilities, implementing proactive measures to enhance the organization's security posture.

Qualifications

- Bachelor's or higher degree in Computer Science, Information Technology, Programming & System Analysis, Science (Computer Studies) or related discipline.
- 5 years+ of related experience as a Cybersecurity Engineer, with a focus on Traffic Security.
- In-depth knowledge of network protocols, traffic analysis, and network security technologies.
- Hands-on experience with security tools such as IDS/IPS, firewalls, and proxy servers.
- Strong understanding of cybersecurity frameworks and best practices.
- Certifications such as CISSP, CCNA, or equivalent are highly desirable.
- Proficiency in scripting languages (e.g., Python, Bash) for automation.
- Excellent problem-solving and analytical skills.
- Strong communication and collaboration abilities.
- Up-to-date knowledge of cybersecurity trends and threats.

TikTok is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At TikTok, our mission is to inspire creativity and bring joy. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.