Network specialist

TCS Bengaluru is Hiring Looking for experienced professionals to join our IT Infrastructure team and shape the future with us.Network Data & Security -L2Exp Range-6-13 YrsLocation: Bengaluru only NO WFH or Hybrid modeDrive Date: Saturday, 6 th Dec 2025⏰ Time: 3.45 PM-6 PMMode of interview - Teams interviewIf interested,Method to confirm: Share your updated CV with the below-required details at the earliest to After validation will share invite.Subject line as: TCS - Network Data & Security - 6 th Dec 2025 -BengaluruName:PAN ID (Mandatory):Email:Contact:Total Years of exp:Current CTC:Expected CTC:Current Company:Preferred Location:Notice Period:Highest qualification which is full time:Any gaps/breaks in career/Education:If any, please mention years and reason for gap:Whether Interviewed by TCS within last 6 months (Yes/No):Attach you CV Y/N:Time on 6th Dec:JDThe Senior Network Engineer’s primary role is to support and manage customers’ 24x7 Network, primarily focusing on US and ASIAPAC locations. The role requires a solutions specialist of Fintech grade network management talent, versed in Next Gen Firewalls, Switches, Routers, Load Balancers, Server Administration, NAC’s, Circuit Administration, Wireless AP’s and End User System Components. The Network Engineer will work closely with our NOC, SYS Ops, Database and Helpdesk teams to prepare, configure, deploy, support and troubleshoot real-time platform systems serving operational services and online transactional processing in direct support of Customer’s global portfolio and financial objectives.What you will doDesigning, implementing, maintaining, and supporting local and remote portions of the PCI-DSS enterprise financial network.Deploy Info Sec-approved DC architecture based on existing best of breed design and emerging trends.Management of Campus/Partner connectivity via LL, VPN (IPSEC and SSL) & SDWANSSL/TLS certificate management.Application Delivery management via DEV/QA/UAT/Prod support.Triage support for all LAN/WAN/Cloud related operations and infrastructure.Manage circuit provisioning, activations, and troubleshooting.Conducting regular security assessments of the enterprise IT environment.Participating in design and strategy meetings for assigned IT projects for the enterprise.Evaluating existing communications systems, identifying deficiencies and making network performance recommendations.Installing and configuring Physical Servers, Host VM’s and Data/Voice Communications equipment as needed.Responsible for performing off-hours maintenance as required.Who you areFast-paced and holds a high level of responsibility to ensure team objectives, issues and business concerns are dealt with in a timely manner.Ability to work with geographically disperse external/internal cohorts and outside financial partners while assisting AP based directives.Knows how to respond to escalation requests appropriately, efficiently, and effectively.Rotating On-Call support and resource alignment of time.Required Skills/ExperienceDemonstrable experience in LAN/WAN, MPLS, QOS, multicast and core networking discipline, including advanced routing protocols, BGP, OSPF and IP converged networksProficient OSI layer 1-7 troubleshooting. Ability to analyze, trace and understand a Packet along a transaction lifecycle end-to-end.Circuit, Vendor, Partner relationship and tracking experiencing.5 - 8 years of experience in an enterprise level Network engineering role, which includes network administration experience with Cisco, juniper Fortinet, F5, Checkpoint, Palo Alto.Working experience with next generation architecture: private/public/hybrid cloud, containers and hyper-converged infrastructure.Knowledge of network domain administration, platforms and principles, to include route/switch protocols, WAN/LAN, wireless networking, datacenter, high-availability design, Application Delivery Controller, Web Application Firewall, Domain Name Service and IP management, Cloud Platforms, Denial of Service Protection, Data Analytics and Network Monitoring.Desired Skills/ExperienceRouting and switching on expertise levelCisco Switch 2k,5k 7k 9k. Juniper switchesFirewalls: checkpoint, Palo Alto, Forti Gate SDWAN, Sonic WALLF5 LTM/GTM, Citrix Riverbed WLC and Access points.Infoblox DDI