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NTT DATA Logo NTT DATA · IT - Administration

Network Engineer L2

Vietnam, Ha Noi · Job Posted May 04, 2026
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Job Description

Join NTT DATA as a Network Engineer L2, where you will implement and maintain communication networks, ensuring high availability and performance. A Bachelor’s degree in Information Systems is required, along with Cisco CCNP certification and experience in routing, switching, and firewall solutions. You will create technical documentation, install and configure various network topologies, and provide customer support. This role offers a competitive salary and opportunities for career development.

Job Responsibility

  • Implementation IT Network Project
  • Create technical documentation – LLDs, network device configs, migration plans, instructions for technicians, test scenarios
  • Install and configure LAN/WLAN/WAN, DC, legacy and SDN topologies
  • Take responsibility for problem resolution and troubleshooting
  • Speak with customers via email and phone for initial requirement capture
  • Maintenance and support customer (Onsite/Offsite) when their system have issues (include open case and make warranty)
  • Manage project progress to archive target
  • Manage vendor following schedule, quality of service
  • Documentation (Report, Parameter Sheet, Manual, etc...)
  • Studying & Research new technology follow company strategy

Requirements

  • Bachelor/College degree in Information Systems or equivalent education
  • Experience and knowledge about Routing and switch, Wireless device configuration, firewall solution
  • Cisco CCNP Enterprise Networking certification
  • Good knowledge of SDN solutions - in particular Cisco SD-WAN
  • Knowledge of network security - in particular Fortinet firewall
  • Experience to co-ordinate/manage cabling vender, CCTV and PBX system vender
  • Ability to learn quickly the new technical o Have troubleshooting, report and training skill
  • English communication

Nice to have

  • Candidates with CCNA / CCNP certificates
  • Candidates with Network skill: Implementation & configuration for network equipment for Core switch, Distribution, Access Switch, firewall from makers Cisco, Juniper, Fortinet

What we offer

  • Competitive salary package
  • Exposure to enterprise-scale infrastructure and real production systems
  • Training and career development toward L3 / System Specialist / Cloud Engineer
  • Full social insurance coverage based on salary
  • Probation with 100% salary
  • Annual bonuses and regular salary reviews
  • Training sponsorship for professional courses and certification exams
  • Comprehensive healthcare coverage for staff and their families
  • Regular health check-ups
  • 15 days of paid annual leave, plus 1 additional day for every 3 years of service, up to 20 days
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