Network Expert-Cisco ISE&Firepower

Req ID: 371446 NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now. We are currently seeking a Network Expert-Cisco ISE&Firepower to join our team in China, Shanghai (CN-SH), China (CN). Job Description – Regional Network Expert / SPOC, China & Hong Kong Position Title: Regional Network Expert / SPOC – China & Hong Kong Location: China / Shanghai, working at the office is mandatory Role Type: Regional Technical Lead Language: English required; Mandarin strongly preferred Service Scope: Managed Network Services – China & Hong Kong Role Purpose The Regional Network Expert / SPOC will serve as the senior regional technical lead and escalation point for SONY’s managed network services across China and Hong Kong. The role is responsible for providing regional technical leadership, operational oversight, senior-level incident and change support, and technical coordination between SONY stakeholders and NTT DATA delivery teams. Key Responsibilities Area Responsibilities Regional Technical Leadership Act as the senior technical representative for managed network services across China/Hong Kong and provide regional technical leadership, guidance and subject matter expertise. P1/P2 Incident Support Participate in P1 incident bridges and P2 incidents as required, providing senior-level troubleshooting guidance, technical decision support and escalation leadership. Senior Technical Escalation Serve as the senior regional escalation point for complex, high-impact or systemic network issues and coordinate with NTT DATA L2/L3 teams, OEMs and SONY stakeholders where required. Cisco ISE / Network Access Control Provide hands-on technical capability for Cisco ISE , including troubleshooting, operational support, change impact assessment, policy/configuration review and service restoration. Cisco Firepower / Firewall Provide hands-on technical capability and senior escalation capability for Cisco Firepower / FTD , including incident troubleshooting, configuration/change review and service restoration. Familiarization on NGFW like Palo Alto and Fortigates(Fortimanager) with policy configuration, rule analysis, and troubleshooting methodologies DDI – Infoblox Provide hands-on technical capability for DNS, DHCP and IPAM using Infoblox , beyond basic DNS record administration. Expected capability should include troubleshooting, platform-level support, change assessment and upgrade/maintenance knowledge. Routing & Switching Provide strong Cisco routing and switching expertise for LAN/WAN operations troubleshooting, configuration review, change support and capacity/performance analysis. Hands-on experience with packet capture methodologies, including configuring Cisco SPAN for traffic mirroring, and utilizing analysis tools like Wireshark / Fiddler for deep-dive troubleshooting. Wireless LAN / Cisco WLC Provide enterprise wireless LAN expertise, including Cisco Wireless LAN Controllers / Access Points. Expected capability includes troubleshooting AP join/connectivity issues, client authentication and association failures, roaming issues, SSID/VLAN mapping, RF/channel/interference and coverage-related issues, and wireless service restoration. Perform configuration and change review, controller/AP health checks, log and packet-level troubleshooting. Change Management Technically review significant regional network changes, assess implementation and rollback plans, identify risks and provide recommendations before execution. Large-Scale Network Changes Support and technically validate bulk configuration changes and large-scale switch deployments affecting China/HK. Automation / Scripting Develop, review or validate scripts used for repetitive or large-scale network configuration activities. Ensure scripts are technically verified and tested before production execution. Operational Oversight Provide oversight of regional network operations to ensure alignment with SONY global standards, regional requirements and agreed operational processes. Regional / Global Alignment Ensure China/HK network practices remain aligned with global service delivery, incident, problem and change management processes. SONY Stakeholder Engagement Maintain effective technical relationships with SONY China/HK network and platform stakeholders and represent NTT DATA in technical discussions. Continuous Improvement Identify and recommend opportunities to improve network stability, performance, resilience, operational efficiency and automation. About NTT DATA NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D. Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com and @talent.nttdataservices.com email addresses. 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