Senior Security Analytics Engineer, Global E-Commerce Security Platform

Senior Security Analytics Engineer, Global E-Commerce Security Platform

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• Responsible for relevant security incident investigation, data analysis, risk labeling, model building, and developing data-driven security solutions to detect security threats and breaches, with the ability to implement and execute the solutions.
• Monitor and analyze emerging cyber threats and risks related to user accounts takeover, network traffic crawling, data leakage prevention, suspicious user behavior, etc.
• Responsible for emergency response to security incidents, and identify the root causes of issues and provide security solutions to mitigate the impact of cyber attacks within specific SLAs.
• Collaborate deeply with various business teams, product teams, and more technical and functional teams to design and deliver technical solutions addressing complex business security challenges.
• Perform real-time data analysis and trending of security log data from various systems, apply advanced data analytics, statistical learning, and data mining techniques to strengthen security capabilities.

• Minimum Qualifications: Bachelor’s degree or above in Computer Science, Information Security, Data Science, Business Analytics, or a related discipline.
• 2+ years of experience in data analytics, with proficiency in SQL, Python, and relevant analytical tools/languages, and the ability to detect cyber threats and risks by data-driven approaches.
• Excellent capabilities to investigate, identify, and analyze hidden issues from real business risks and security incidents, and provide technical solutions addressing business risk challenges.
• Strong business judgment and ability to work independently in a fast‑paced, ambiguous environment, with strong cross‑team communication skills to achieve results.
• Preferred Qualifications: Experience in security risk mitigation (account security, data security, traffic security, or content safety strategy development).
• Experience in e‑commerce and retail related business fields.
• Strong communication skills to bridge business and technical teams, with the ability to drive projects efficiently from risk detection through solution implementation; proven resilience and stability.

Tik Tok is the leading destination for short‑form mobile video. At Tik Tok, our mission is to inspire creativity and bring joy. Tik Tok’s global headquarters are in Los Angeles and Singapore, and we also have offices in New York City, London, Dublin, Paris, Berlin, Dubai, Jakarta, Seoul, and Tokyo.

Inspiring creativity is at the core of Tik Tok’s mission. Our innovative product is built to help people authentically express themselves, discover and connect – and our global, diverse teams make that possible. Together, we create value for our communities, inspire creativity and bring joy – a mission we work towards every day. We strive to do great things with great people, lead with curiosity, humility, and a desire to make an impact in a rapidly growing tech company.

Every challenge is an opportunity to learn and innovate as one team. We’re resilient and embrace challenges as they come. By constantly iterating and fostering an “Always Day 1” mindset, we achieve meaningful breakthroughs for ourselves, our company, and our users. When we create and grow together, the possibilities are limitless. Join us.

Tik Tok 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. We are passionate about celebrating our diverse voices and creating an environment that reflects the many communities we reach.

Tik Tok is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reach out to us at

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