Senior Cloud Security Engineer: Network & Product Defense

Alibaba Cloud; Sunnyvale (CA); On-site; USD 104,000 - 171,000; Full time

Job summary

Alibaba Cloud's International Cloud Product Security Team is committed to safeguarding the secure operation of the cloud platform and protecting customers' data and business security. The role focuses on incident response, DDoS mitigation, and improving defense capabilities across the cloud platform.

The successful candidate will design and deploy security tooling, perform vulnerability analysis, and collaborate with cross-functional teams to uphold security baselines for a global, scalable

Qualifications

• Strong networking fundamentals and TCP/IP knowledge.
• Experience with DDoS defense technologies and mitigation.
• Proficiency in Python or C/C++ for detection scripts.
• Familiar with cloud security and large-scale networks.

Responsibilities

• Lead emergency response and incident tracing for security events on Alibaba Cloud.
• Detect, respond to, and trace DDoS incidents; implement mitigation strategies.
• Defend tenant-side attacks and strengthen cloud defense capabilities.
• Develop and operate security defense tools to reduce exposure.
• Provide security guidance for routine configuration changes.
• Assist with security inspections required by local regulators.

Skills

Networking fundamentals

DDoS defense

Python or C/C++

Cloud security

Security research

Web security

Big data basics

Job description

Alibaba Cloud's International Cloud Product Security Team is committed to safeguarding the secure operation of the cloud platform and protecting customers' data and business security. The role focuses on incident response, DDoS mitigation, and improving defense capabilities across the cloud platform.

The successful candidate will design and deploy security tooling, perform vulnerability analysis, and collaborate with cross-functional teams to uphold security baselines for a global, scalable