IP Network Team Lead job opportunity at 1GLOBAL.

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Date2026-02-11T10:28:16.427Z bot
1GLOBAL IP Network Team Lead
Experience: 10-years
Pattern: Full-time
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degreeHigh School (S.S.C.E)
loacation São Paulo, Brazil
loacation São Paulo....Brazil

1GLOBAL  is a technology-driven global mobile communications leader, built to help enterprises unlock the full potential of mobile connectivity at scale. Powered by a best-in-class telecom platform – including our own owned and operated global mobile core network, a full end-to-end eSIM technology stack, and an extensive portfolio of telecom licenses – 1GLOBAL operates as a fully regulated telecommunications provider across 40 countries worldwide. Combined with our privileged access to the global wholesale telecom market, this positions us uniquely to deliver seamless, compliant, and scalable connectivity solutions anywhere in the world. We serve many of the world’s leading banks, enterprises, and digital-first businesses, including neo-banks, fast moving consumer goods companies, travel leaders, and payment service providers. Today, 1GLOBAL connects more than  70 million people and devices globally , enabling our customers to launch, scale, and innovate with confidence in the mobile ecosystem. 1GLOBAL is a profitable, fast-growing business. With full-year revenues exceeding  US$200 million  and profits of over  US$25 million , we generate strong cash flows and fund our growth independently—continuously investing in infrastructure, platform innovation, and global expansion. Recent years have marked a defining phase in our journey, with major enterprise and mass-consumer client wins accelerating our evolution into a global mobile connectivity powerhouse, purpose-built to enable consumer brands to enter and succeed with their own  telecommunications offerings. Founded in 2022 by experienced technology entrepreneurs  Hakan Koç  and  Pyrros Koussios , 1GLOBAL has rapidly emerged as a European technology leader shaping the future of global telecommunications. We operate as a fully regulated Mobile Virtual Network Operator (MVNO) in 12 countries and as a regulated telecom operator in an additional 28 markets. Headquartered in the Netherlands, with world-class R&D hubs in Lisbon, Berlin, and São Paulo, our team of close to  500 experts across 15 countries  is united by a single ambition: to redefine global mobile connectivity through technology, scale, and execution excellence. Position Overview We are looking for a talented and driven  IP Networks Team Lead  to join our Technology Department. We are open to hiring this role in São Paulo, Brazil. As the IP Networks Team Lead, you will be responsible for designing, operating, and evolving our  global IP backbone and data center networks , ensuring they are  scalable, secure, and highly available.  This role blends  technical leadership   and hands-on engineering , guiding the team in building and maintaining next-generation network infrastructure across our on-prem and cloud environments. You will act as both a  technical authority and people leader , responsible for defining network architecture standards, enforcing best practices, and managing priorities across multiple initiatives. Your mission is to deliver a world-class network foundation supporting global mobile, cloud, and connectivity services. Fluency in English is essential for this role. Please ensure your CV is submitted in English as part of your application. Key Responsibilities Lead, mentor, and develop a team of network engineers, managing performance, priorities, and technical direction. Design, implement, and maintain LAN, WAN, data center, and backbone network infrastructure. Architect and operate high-availability global IP networks interconnecting data centers and cloud regions. Ensure network redundancy and resilience testing across service, infrastructure, and transport layers. Plan and oversee SDN and SD-WAN to enable automation and dynamic traffic engineering. Deploy and manage routers, switches, and firewalls. Implement and maintain IPv6, QoS, and traffic-engineering policies to guarantee consistent network performance. Monitor network health, performance, and capacity, ensuring high availability, low latency, and reliability. Investigate complex network incidents, lead root-cause analysis, and ensure follow-up actions are implemented. Ensure network security and compliance with internal policies and industry standards (ISO 27001, PCI-DSS, CIS). Automate network provisioning, configuration, and monitoring using Terraform, Ansible, or similar tools. Continuously improve observability and visibility using tools such as Prometheus, Grafana, and SNMP-based systems. Support migrations, upgrades, and expansions while minimizing downtime and risk. Maintain accurate documentation of configurations, topology diagrams, and operational procedures. Generate regular network performance and incident reports with actionable recommendations. Experience:  10+ years as an IP/Networking Engineer, with expertise in designing, deploying, and managing high-availability, scalable intercontinental networks (including at least 2+ years in a leadership role). Mobile IP Networks & Backhaul:  Extensive experience designing and managing IP-based mobile backhaul networks for 4G/5G, ensuring seamless delivery of traffic, data, and voice services. SD-WAN & SDN:  Proven expertise with SD-WAN and SDN technologies like Cisco ACI or NDFC, enabling network automation and optimization of global IP backbones. IPv6 & QoS:  Strong experience with IPv6 deployment and QoS configuration to optimize bandwidth and ensure high-performance, reliable connectivity. Data Center & Backbone Design:  Skilled in designing and managing global IP backbones and interconnected data centers for high-performance, low-latency connections. Advanced Network Protocols:  Expert-level knowledge in TCP/IP stack, including TCP, UDP, ICMP, SMTP, SNMP, LDAP, DNS, NTP, and other essential protocols. Proficient in dynamic routing protocols like BGP, OSPF, and MPLS. Network Security & Compliance:  Expertise in IPSec VPNs, security hardening, and compliance frameworks (PCI-DSS, ISO27001, CIS). Layer 2 & Layer 3 Management:  Hands-on experience managing Layer 2 (STP, MSTP) and Layer 3 multiservice networks with MPLS and traffic engineering. Network Automation & IaC:  Proficient in Terraform, Ansible, and other tools to automate network provisioning and streamline deployments. Network Monitoring & Observability:  Expertise in tools like Prometheus, Grafana, SNMP, and Wireshark for network monitoring and performance optimization. High-Performance Networking:  Proven ability to design and optimize solutions for WAN optimization, traffic engineering, and latency reduction. Leadership & Collaboration:  Strong leadership skills in mentoring engineers, driving network strategy, and collaborating with cross-functional teams. Nice to Have Knowledge of Python for network automation, data collection, or tooling development. Hands-on experience with redundancy validation, chaos testing, or network failover simulation. Familiarity with multi-cloud networking and hybrid-connectivity architectures. Experience integrating network telemetry into performance and reliability dashboards. Experience collaborating with global carriers, IXPs, and data center providers.

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