Senior Network Engineer (5F3804E)

Referment · São Paulo, São Paulo, Brazil

Referment is working with a global financial\-services business seeking a Senior Network Engineer to support and develop a highly available global network environment. You will combine hands\-on operations with technical leadership across LAN, WAN, wireless, cloud networking and security. The role covers design, capacity planning, incident resolution, complex upgrades and automation, working to keep business\-critical connectivity stable and resilient. **The Role** * Plan, design and support LAN, WAN, wireless and related network infrastructure. * Lead technical troubleshooting, root\-cause analysis and resolution of incidents and change requests within agreed service levels. * Design secure, integrated and fault\-tolerant solutions and make recommendations on network standards and operating procedures. * Monitor performance, plan capacity and deliver complex migrations, upgrades and new capabilities. * Apply networking and security principles across AWS and Azure environments. * Automate repeatable network and deployment tasks using Terraform, Ansible or Python. * Maintain accurate diagrams and technical documentation. **What We're Looking For** * At least five years of network\-engineering support and experience working with senior technical stakeholders. * At least three years working with AWS and Azure infrastructure, enterprise firewalls and F5 load balancers. * Strong knowledge of BGP, EIGRP, OSPF, MPLS, VRF, QoS, PBR, VSS, HSRP, STP and Cisco Nexus. * Experience configuring Cisco ISE and supporting enterprise wireless networks. * Solid grounding in disaster recovery, change management, monitoring and incident response. SD\-WAN, Cisco Meraki, DNS management and advanced Cisco Nexus experience would be useful. This could suit a senior network operations engineer who can lead technically while remaining close to implementation and support. \#Referment