Network Engineer

HCLTech

📍 São Paulo, São Paulo, Brazil

Full-time Unknown Posted February 16, 2026

Job Description

Network Engineer – LAN/WAN (Senior / Level 3)

Role Overview

We are seeking an experienced Senior Network Engineer (LAN/WAN) to join our global infrastructure team. In this role, you will design, deploy, and maintain complex network environments while providing advanced Level 3 support for critical incidents. You will work closely with cross‑functional teams, vendors, and internal stakeholders to ensure high availability, security, and performance across enterprise network systems.


Key Responsibilities

  • Design, develop, and deploy LAN/WAN network infrastructure across enterprise environments.
  • Provide 3rd level troubleshooting for all LAN/WAN issues, alerts, and escalations.
  • Maintain and support all network monitoring and reporting systems .
  • Produce and maintain detailed technical documentation