NEC Corporation
NEC Corporation
NEC Corporation is a Japanese technology and engineering company working across IT, telecommunications, networking, and hardware. Its offerings include enterprise technology services, systems integration, communications infrastructure, data analytics, and AI-based solutions for governments, businesses, and public institutions worldwide. NEC Corporation’s hiring spans technical and business disciplines, including engineering, data analytics, sales, and corporate affairs.

Senior Technical Lead, Network and Security - NEC India (Onsite)

Lead enterprise network and security operations for NEC India, with a focus on Fortinet firewalls, data-center infrastructure, VPN connectivity, and secure service delivery across project locations.

Description

  • Oversee enterprise network and security infrastructure across multiple project locations
  • Administer and troubleshoot Fortinet FortiGate firewalls
  • Manage firewall policies, NAT, routing, security profiles, and VPN connectivity
  • Operate IPSec and SSL VPN services, including user setup, access provisioning, and troubleshooting
  • Resolve L1, L2, and L3 issues involving networks, firewalls, VPNs, routing, and switching
  • Configure and troubleshoot VLANs, trunk ports, MAC address issues, SFPs, and Layer 2/Layer 3 connectivity
  • Support data-center network operations covering firewalls, top-of-rack switches, and passive infrastructure
  • Monitor network environments and proactively investigate network and security issues
  • Process incidents and service requests through the ITSM platform within established SLAs
  • Support new network-site deployments from planning and configuration through connectivity testing and commissioning
  • Create and maintain network topology, architecture, configuration, and operational documentation
  • Assist with network migrations and implementations, including testing and rollback planning
  • Monitor and investigate security alerts, SOC advisories, and network security incidents
  • Assist with DLP monitoring and related security controls
  • Provide technical documentation and evidence for ISMS and internal or external security audits
  • Work with Fortinet, Arista, and other technology partners to troubleshoot and resolve issues
  • Maintain network-device inventories and infrastructure records
  • Support secure administrative access using MFA, Cisco Duo, and other security controls
  • Coordinate with project, operations, security, and customer teams
  • Help maintain network availability, performance, security, and compliance across project locations

Requirements

  • Bachelor’s degree in Computer Science, Information Technology, Electronics, Telecommunications, or a related field
  • 3–5 years of relevant experience in network and security engineering, enterprise networking, and data-center operations
  • Practical Fortinet FortiGate firewall experience is required
  • Sound knowledge of TCP/IP, routing, switching, VLANs, VPNs, and network security
  • Strong communication, troubleshooting, documentation, and coordination abilities
  • Able to work in project or data-center environments and support critical incidents when required
  • Practical experience administering and troubleshooting Fortinet FortiGate firewalls
  • Strong knowledge of firewall policies, NAT, routing, security profiles, IPSec, and SSL VPN
  • Good understanding of Layer 2/Layer 3 networking, VLANs, trunking, routing, and switching
  • Experience operating network and data-center infrastructure
  • Experience resolving network connectivity, firewall, VPN, switching, routing, SFP, and interface issues
  • Experience with network monitoring and ITSM tools, preferably Infraon
  • Experience deploying network infrastructure at new sites, including firewalls, switches, wireless, and connectivity
  • Knowledge of network security monitoring, SOC incidents, DLP, and basic SIEM operations
  • Experience creating and maintaining network topology, architecture, and infrastructure documentation
  • Ability to coordinate with OEM and vendor support teams
  • Knowledge of FortiAnalyzer and FortiSandbox
  • Knowledge of Cisco Duo and MFA-based administrative access
  • Experience with Dell, Arista, or other enterprise and data-center switches
  • Knowledge of ISMS and information-security audit requirements
  • Experience with passive data-center connectivity, inter-rack cabling, and MPO connectivity
  • Fortinet NSE, NTA, or FortiGate Operator certification
  • CCNA or equivalent networking knowledge
  • Basic knowledge of SIEM, DLP, and security incident management

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