Tata Consultancy Services
Network Engineer- 12x36
Tata Consultancy ServicesBrazil3 hours ago
Full-timeInformation Technology

We are looking for a Network Engineer in Londrina!


Must have:

  • Strong hands-on experience with:
  • Cisco Firepower (configuration, troubleshooting, policy management)
  • Palo Alto firewalls (security policies, VPNs, threat prevention)
  • Cisco routers and switches (routing, switching, VLAN, VxLAN, high availability)
  • Solid understanding of:
  • DNS management and IP addressing
  • Wi-Fi troubleshooting and optimization
  • Ability to:
  • Perform hardware support, including RMA processes
  • Use network monitoring tools for proactive issue resolution
  • Mastery of DNS concepts and practices, including:reservation and management of public and private IP addresses
  • Strong problem-solving and analytical skills


Good to know:

  • CCNA/CCNP or equivalent networking certifications
  • Cloud networking (AWS, Azure, OCI)



Key responsibilities/Expectations from the Role

  • Firewall & Security Management
  • Configure, maintain, and troubleshoot Cisco Firepower and Palo Alto firewalls, ensuring compliance with security policies.
  • Implement VPNs, intrusion prevention, and threat mitigation strategies.
  • Routing & Switching
  • Deploy and manage Cisco routers and switches, including VLAN configuration, routing protocols, and network optimization.
  • Ensure high availability and performance of core network infrastructure.
  • Network Services
  • Administer DNS and DHCP services for reliable name resolution and IP management.
  • Maintain accurate IP addressing schemes and documentation.
  • Wireless Networking
  • Provide support for Wi-Fi infrastructure, including troubleshooting connectivity issues and optimizing coverage.
  • Hardware Support
  • Manage RMA processes for defective hardware and coordinate with vendors for timely replacements.
  • Ensure proper installation and maintenance of network hardware.
  • Monitoring & Troubleshooting
  • Utilize network monitoring tools to proactively identify and resolve issues.
  • Perform root cause analysis and implement corrective actions to prevent recurrence.
  • Documentation & Compliance
  • Maintain detailed network diagrams, configurations, and operational documentation.
  • Adhere to industry best practices and organizational security standards.

Key Skills

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