Data Security Expert (Web3)

Location: Hong Kong

Company

OKX is a leading cryptocurrency exchange and Web3 technology company.

What you will do

• Design and implement company-wide data security schemes under the new financial system.
• Develop and enhance data security detection capabilities, including DLP, encryption, and masking.
• Manage data security incident identification, response, investigation, and forensics.
• Optimize detection rules and build data asset maps using graph detection to trace data flows.
• Apply AI and LLM techniques to build automated security detection and response solutions.

Requirements

• Degree in information security, network security, or computer science.
• 8–10 years of relevant experience in data security.
• Hands-on experience with endpoint and email data loss prevention (DLP).
• Deep understanding of the data security lifecycle and common offense/defense techniques.
• Familiarity with UEBA and sensitive data identification methods.
• Must be based in Hong Kong

Nice to have

• Prior experience in DLP capacity building within financial institutions.
• Experience with big data analysis tools such as Flink, Hive, Spark, and ElasticSearch.
• Knowledge of macOS and Linux endpoint security and data threat modeling.
• Experience in data lineage analysis or graph-based security analytics.
• Hands-on experience applying AI to security alert triage and automated response.