Haiyan leads the security business at Splunk and is responsible for driving Splunk's strategy and execution in the fast-growing security market. Splunk Inc. provides the leading software platform for real-time operational and security intelligence.

Previously, Haiyan spent over 8 years at ArcSight-HP Enterprise Security Products as vice president and general manager, where she was responsible for driving product strategies and business execution. During her time at ArcSight, she led and grew the product team through the company's IPO and subsequent acquisition by HP. Before joining ArcSight, Haiyan held various executive leadership positions at enterprise software companies and service providers including Escalate, Ketera Technology, Omniva Policy Systems and Sensage. She started her career at IBM Informix where she led the development of Informix-Online/Secure, its trusted relational database management system product and its system management portfolio.

Haiyan studied computer science at Tsinghua University in Beijing (CS 32, 1983), China. She holds a Bachelor of Science and Master of Science degree in Computer Engineering from Florida Atlantic University. Haiyan completed the Stanford Executive Program for General Management in 2012.