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 addressingWi-Fi troubleshooting and optimizationAbility to:Perform hardware support, including RMA processesUse network monitoring tools for proactive issue resolutionMastery of DNS concepts and practices, including:reservation and management of public and private IP addressesStrong problem-solving and analytical skillsGood to know:CCNA/CCNP or equivalent networking certificationsCloud networking (AWS, Azure, OCI)Key responsibilities/Expectations from the RoleFirewall & Security ManagementConfigure, maintain, and troubleshoot Cisco Firepower and Palo Alto firewalls, ensuring compliance with security policies.Implement VPNs, intrusion prevention, and threat mitigation strategies.Routing & SwitchingDeploy and manage Cisco routers and switches, including VLAN configuration, routing protocols, and network optimization.Ensure high availability and performance of core network infrastructure.Network ServicesAdminister DNS and DHCP services for reliable name resolution and IP management.Maintain accurate IP addressing schemes and documentation.Wireless NetworkingProvide support for Wi-Fi infrastructure, including troubleshooting connectivity issues and optimizing coverage.Hardware SupportManage RMA processes for defective hardware and coordinate with vendors for timely replacements.Ensure proper installation and maintenance of network hardware.Monitoring & TroubleshootingUtilize network monitoring tools to proactively identify and resolve issues.Perform root cause analysis and implement corrective actions to prevent recurrence.Documentation & ComplianceMaintain detailed network diagrams, configurations, and operational documentation.Adhere to industry best practices and organizational security standards.