-Collaborated with the sales team to understand client requirements and provide pre-sales technical support for networking and security solutions.-Conducted in-depth technical presentations and product demonstrations to potential clients, ensuring clear understanding of the proposed solutions.-Assisted in the development of tailored proposals, including network and security architecture design, cost estimates, and project timelines.-Worked closely with clients post-sale to ensure successful implementation and addressed any technical issues or inquiries.

-Designed complex network and security solutions that met clients' unique requirements, including NDR,EDR,NAC,Firewall,IPS/IDS, etc.-Conducted thorough network assessments and security audits to identify vulnerabilities and suggest improvements.-Continuously improved product knowledge and kept up-to-date with industry trends and emerging technologies.

-Designed, implemented, and maintained complex network architectures,including LANs, WANs, and data centers, resulting in increase in network efficiency.-Configured and optimized network devices, such as Cisco routers and switches, Fortigate products, and Aruba products, to ensure seamless data transfer and minimize downtime.-Performed routine network audits and assessments to ensure compliance with industry standards and best practices.-Resolved network issues and emergencies, demonstrating a strong problemsolving ability to minimize downtime and disruptions.

-Troubleshooted network issues and managed RMA processes during a maintenance window on the customer network.-Provided technical support for customer based on SLA period.-Tested customer problems and applying scenario in Nokia Labs.

-Implemented and managed security measures to protect data integrity,including firewalls, routers, switches, wifi controllers, NAC,IPS/IDS etc.-Provided remote and on-site L2-L3 technical support.-Collaborated with cross-functional teams to troubleshoot and resolve network issues promptly, ensuring minimal disruption to business operations.

-Provided post-sales technical support, troubleshooting network issues, and addressing client inquiries promptly.-Documented network configurations, changes, and troubleshooting procedures for reference and future audits.-Trained partners and clients' IT teams on network management and bestpractices, empowering them to handle routine maintenance and support.