Mabel Gu Crisc P.Eng Email & Phone Number

Greater Toronto Area, Canada

• Developed innovative security solutions of extremely complex and ambiguous problem. Kept well informed of latest technological developments in Radio and Mobility network security. Communicated effectively with upper.
• Take ownership of all aspects of a major security solution, including IAM, IDPS and SIRP
• Lead the overall security program on Push-To-Talk service
• Architected security requirements on MCPTT platforms based on 3GPP standards
• Worked closely with various Bell internal and external teams to review security scanning results
• Create and deliver best practice recommendations and proper documentations

Toronto, Ontario, Canada

Toronto, Canada Area

• Developed overall and innovative solution of extremely complex and ambiguous problem. Kept well informed of latest technological developments in data and Mobility network security. Communicated effectively with upper.
• Initiated, designed, and built malicious activities detection / mitigation system covering 8M mobile subscribers that detects zero-day threats by picking up traffic anomaly and identifying known Malware activities by.
• Setup emergency mitigation process, preventing total network outage based on big data analytic outcome.
• Transformed internal mobile subscriber malware detection system into revenue generating service for enterprise customers.
• Architected Android app that detects Malware on devices, using network traffic detection data and then sent device data back to network detection center via Google Cloud Message, reducing false positive rate.
• Published TELUS Mobile Monthly Threat Report, first of its kind, providing data driven actions, increasing customer satisfaction rate, and improving network performance.

Toronto, Canada Area

• Managed team of 14-talented engineers responsible for operations of 6 platforms across 5 major cities in Canada by coaching, mentoring and developing team members.
• Identified opportunities for Capital and Operational efficiencies by completing competitive analysis, identifying strength and weakness of strategy and team, and putting in proactive processes.
• Defined strategies for technology evolution, setting achievable targets for entire group as well as individual team members.
• Cooperated closely with various delivery, architecture, and product development teams, driving implementation of technology strategies.
• Invested in tools and automation as well as streamlined processes, improving efficiency.
• Championed in providing technical leadership, including risk evaluation, incident analysis, and technical advice and resolutions to major issues, ensuring lessons were learned and best practices were in place.

Greater Toronto Area Metropolitan Area

• Acted as key member of mobile network technology strategy team, overseeing roadmap and developing and executing on initiatives with high technical complexity and business impact.
• Researched, evaluated and designed world’s first HSPA / LTE Multi-Operator Core Network (MOCN) network sharing model, achieving substantial CAPEX savings and launching major product on time by working closed and.
• Wrote technical guidance on design and engineering issues related to capacity planning, network sharing, and QoS and international roaming, enabling engineering team to follow design intent easily.
• Leveraged strong technical leadership, driving complex program crossing multiple internal teams and external partners.
• Provided technical and communication mentorship to team members and hosted learning sessions, guaranteeing people from various fields understood the technology and designed architecture.