Jingjing Liu

Design and optimization of large-scale security operations frameworks for enterprise and regulated clients Definition and implementation of ISO/IEC 27001-aligned security policies and operational processes Governance of enterprise SOC platforms (SIEM, threat intelligence, automated response) Improvement of alert quality and incident response efficiency with measurable operational impact Coordination of multi-site security operations and risk assessment activities

Project leadership for city-level cybersecurity operations Design and implementation of ISO/IEC 27001-aligned governance frameworks for network and cloud environments Development of security policies, management regulations, and operational standards Coordination of attack–defense drills and major event security operations Management of large-scale security project delivery and compliance requirements

Delivery of managed security services (MSS) for enterprise clients Incident investigation, log analysis, and security event reporting Support for ransomware analysis and network traffic investigations Quality management and optimization of security service delivery processes