Cherry Liu Email & Phone Number

Mission Viejo, Ca, Us

Santa Ana, Ca, Us

Provide thought leadership for design, implementation, and maintenance activities related to the Data Security platform. Create, optimize, and continuously evaluate security monitoring content on the Data Security platform. Lead technical direction in designing and implementing the data security solutions for corporate technical infrastructure and business applications. Participates in all phases of project planning in security service support, including functional requirements, design specifications, testing and quality assurance, implementation and support

London, Gb

Lead BT Cyber Security - SOC Americas 3rd Line Security Specialist team providing complex technical support, resolving escalated technical support issues including proposals to ensure systems availability to the customer, supporting multi-vendor products including Cisco, Checkpoint, Bluecoat, BT Cloud, Zscaler, McAfee, Juniper, F5, Palo Alto , Fortinet and Netscaler.

London, Gb

• Lead a team of 25 engineers engaged in security incident and change management in a global, follow the sun operation supporting hundreds of enterprise security customers.• Responsible for installing, deploying, configuring, migrating, maintaining/life-cycle support. Implemented and supported complex highly redundant infrastructures using Foundry Server Load Balance Switches, Alteon Load Balancing Switches, Nokia VRRP for Check Point firewalls, Cisco ACS, Cisco HSRP, Cisco WCCP, Resonate Load Balancers, and Bluecoat Proxy Clusters.• Responsible for security service turn-ups, security policy change requests, defining and enforcing security policies, authentication services (Radius/Active Directory/NTLM/LDAP/ Kerbores, BCAAA).• Implemented and deployed VPN solutions using IPSEC and other encryption access and control methods. Supported site-to-site VPN, client-to-site VPN, SSL VPN, GRE tunneling. Customized vpn security-client packages.• Assisted with internal security infrastructure, architectural implementations, designed changes, decommissioned legacy systems or services.• Effectively managed, responded, tracked and supported all system CERTS/IDS vulnerability alerts, and applied relevant security service patches. Responded to Intrusion Detection and Intrusion Prevention alerts in a timely fashion.• Managed Cyber SOC and ensured alerts are examined, validated and responded within SLA.

Boston, Ma, Us

• Troubleshot, identified and resolved software, hardware and network problems (LAN/WAN/Wireless, DHCP, DNS, VPN, Network Security and Internet Proxy). • Supported installation and configuring Cisco Aeronet wireless 350 series using ACU 6.0. Troubleshot Wireless connectivity issue (access point 350,1200,1230).