Xuan Liu Email & Phone Number

Ottawa, On, Ca

Routing and switching (CST8315), Bitnet (BIT 1001) Information Technology Security Design (ISS0002)Extreme Certified Instructor (SLX Datacenter Fabrics)

Plano, Texas, Us

Providing network consulting services, including network planning, design, implementation, administration, monitoring, break-fix, and upgrades for clients. Maintaining network infrastructure, including configuring and troubleshooting of routing protocols (EIGRP, ISIS, OSPF, BGP, MP-BGP, route-map), LAN (STP, VLAN, VTP, TRUNK, EtherChannel), redundancy (F5 Load Balancer, FHRP, HSRP, VRRP, GLBP) and WAN (PPP, MPLS, and NAT) and security (ACL, IPSEC, AAA), and software-defined network（ACI, DNA Center, NSX-T, SDWAN, VXLAN, EVPN,), and Wireless (Meraki, Aruba, Mist ap43). And Network automation with PythonBuild professional customer relationships with the clients as required: keeping them informed of incident progress, notifying them of impending changes or agreed outages.Document on both functional requirements/specifications as well as the maintenance requirements/procedures; Updated network architecture and topology as changes happen.Instruct CCNA, CCNP workshops

Kista, Stockholm, Se

In my role as a Network Automation Practitioner at Ericsson, I lead engineering teams by providing technical guidance and mentorship, ensuring alignment with Ericsson’s technical vision and objectives. I actively contribute to the design and architecture of complex systems, making critical decisions to enhance product scalability, performance, and reliability. My work involves staying current with industry trends and conducting research to explore innovative solutions that advance software development and infrastructure capabilities.I collaborate closely with cross-functional teams, including product managers and designers, to define requirements and prioritize features for seamless integration into our systems. I thrive on solving challenging technical problems, from debugging intricate issues to optimizing system performance, to maintain robust and resilient solutions that meet Ericsson’s rigorous standards. Additionally, I represent Ericsson in technical forums and conferences, sharing insights and best practices while advocating for advancements in technology.

Dallas, Texas, Us

● Went public with the startup● Build out 500 megawatts of data center crypto mining facilities in Texas and North Dakota.● Lead in designing planning and deployments of the projects. ● Operates company internal data communications systems, including LANs and/or WANs● Plans, designs, and implements networked systems, including configurations, supporting/troubleshooting network problems and coordinating with vendors for installation of such items as routers and switches● Works on project implementation, provides training and assists with proposal writing● Conducts project planning, cost analysis and vendor comparisons ● Provides training for team members and the operation team.

Philadelphia, Pa, Us

•Operates company internal data communications systems, including LANs and/or WANs•Plans, designs, and implements networked systems, including configurations, supporting/troubleshooting networkproblems and coordinating with vendors for installation of such items as routers and switches•Works on project implementation, provides training and assists with proposal writing As a Senior Tier 2 NOC Engineer, I am responsible for managing and maintaining the company's network operations center, ensuring that all alerts, tickets, and phone calls are responded to in a timely manner. In addition, I work closely with Tier 1 NOC Engineers to resolve issues and escalate problems as necessary, while also collaborating with other technical teams to develop solutions for complex issues.•One of my key responsibilities is to mentor and train junior NOC Engineers, providing guidance and support as needed to ensure that they have the necessary skills and knowledge to succeed in their roles. I also participate in network maintenance activities, including upgrades, patches, and backups, to ensure that the company's network is operating at peak performance.•As part of my role, I conduct root cause analysis and implement corrective actions to prevent future issues, while also developing and maintaining technical documentation, including network diagrams, procedures, and processes. This documentation is critical for ensuring that all team members have access to accurate and up-to-date information about the company's network operations.Key Responsibilities:•Collaborate with other technical teams to develop solutions for complex issues•Mentor and train junior NOC Engineers, providing guidance and support as needed•Participate in network maintenance activities, including upgrades, patches, and backups•Conduct root cause analysis and implement corrective actions to prevent future issues•Develop and maintain technical documentation, including network diagrams, procedures, and processes

Dallas, Texas, Us

Responsible for researching, designing, and testing access technologies and equipment across a wide variety of network vendors and applicationsSupporting the configuration, implementation, administration and efficiency of Frontier IP, Access and Video NetworksTroubleshooting, diagnosing and resolving hardware, software and other network or system issues related to the networkCreating Method of Procedures for configuring, testing or otherwise modifying network elements, solutions or architectures.Developing documentation for testing, troubleshooting or administrating network devices or network architecturesDeveloping test plans for evaluating new technologies or featuresWorking with Network Operations teams to aid in troubleshooting efforts or supporting long-running network projects

Team leader of datacenter support led to providing datacenter on-site maintenance support for Bank of China and Hua Xia Bank ensuring a unified vision of technical support and customer service goals. Maintained a 99.9% network uptime in a 24/7/365 environment.Liaised with customer and internal engineering teams as well as executive management to manage the customer support tickets and issues to ensure customer SLA. Enabled severity 1, 2, 3 & 4 emergency disaster recovery sessions to support and coordinate resolution of issues related to network equipment. Led troubleshooting sessions to diagnose customer issues and perform necessary traces logs capture and analysis. Provided Root Cause Analysis (RCA) of customer issues within time frame defined by SLA contract.Developed and improved team processes of supporting network alarm/fault and performance monitoring for initial troubleshooting and escalation. Monitored network performance and made recommendations for possible service improvement. Provided status updates on network outage handling, system upgrade/patching, capacity augments, and trending. for upper management.Participated in the Remedy Force ticketing system project; provided requirements inputs from technical support team/manager perspective; conducted acceptance testing of the new ticketing system and provided feedbacks.Oversaw services in provisioning, configuration and troubleshooting IP routing and switching, QOS.

Executive Ms, Innovation & Entrepreneurship

Ms, Computer Science

Ms, Electrical Engineering

Ms, Cybersecurity And Information Assurance

Bachelor Of Arts`, Criminal Justice, Minor Pre-Law

Bachelor Of Science, Health Services Administration

Bs, Cloud Computing

Doctor Of Law - Jd

Phd, Cybersecurity Leadership

Edd, Educational/Instructional Technology