Design, build, and optimize the security defense system for enterprise networks, servers, and application systems; formulate and implement security policies.

Conduct regular penetration testing, vulnerability scanning, and security assessments to identify potential system risks, output detailed reports, and drive remediation.

Respond to cybersecurity incidents (e.g., hacking attacks, data breaches, virus intrusions); quickly locate issues, block threats, and conduct traceability analysis.

Configure, maintain, and optimize security devices (firewalls, WAF, IDS/IPS, VPN, etc.) to ensure stable and efficient operation.

Track cutting-edge cyber threats and technical trends (e.g., Zero Trust Architecture, AI security, supply chain security) and introduce suitable security solutions.

Comply with regulatory requirements (e.g., Classified Protection 2.0, Data Security Law); complete security audits, risk assessments, and compliance rectifications.

Conduct internal security training and awareness campaigns to improve employees’ security awareness and standardize safe operating practices.