Network Solution Architect - Data and Voice - São Paulo/Rio de Janeiro Based job opportunity at 1GLOBAL.

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Date2026-04-21T16:38:03.190Z bot
1GLOBAL Network Solution Architect - Data and Voice - São Paulo/Rio de Janeiro Based
Experience: General
Pattern: Full-time
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degreeHigh School (S.S.C.E)
loacation Brasília, Brazil
loacation Brasília....Brazil
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About Us 1GLOBAL  is a technology-driven global mobile communications provider, delivering global connectivity solutions to enterprises and consumers. Powered by a best-in-class telecom platform – including its own owned and operated global mobile core network, fully fledged in-house developed eSIM technology, and an extensive portfolio of telecom licenses – 1GLOBAL operates as a fully regulated telecommunications provider across 40 countries worldwide. We serve many of the world’s leading banks, enterprises, and digital-first businesses, including neo-banks, global 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 in 2025 exceeding  US$200 million  and profits of over  US$25 million , we generate strong cash flows to fund our growth allowing us to continuously invest 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  aspirations to offer telecommunications services to their clients. 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. About the Team As an Architect inside the Network Engineering department, you will act as a Solution Architect for new products, services and technologies in 1Global, acting as a point of contact towards internal and external customers. Effectively work closely with Product and Marketing, but also with all different technical stakeholders and vendors, in shaping, designing, testing, and implementing new solutions. The Architect is responsible for leading the requirements analysis process, in close contact with all relevant stakeholders, to a refined and clear scope, allowing a solution to be created, documented and planned to be implemented. We are open to hiring for this position in São Paulo, Brazil. The successfully hired candidate will receive onboarding and training in Lisbon, gaining valuable skills while experiencing one of Europe’s most dynamic and renowned cities. About the Role Iterates with the customer (internal and external) and other stakeholders to determine the technical requirements, risks, technical impacts, and recommendations Design of new consumer and corporate telecom solutions Collaborates with technical teams in defining reliable, modular, scalable, and customer-centric solutions, as well as planning and reviewing solutions Design and present solutions in documents and workshops. For the solution identifies the impacts, efforts and the resources needed Market prospection of new solutions through elaboration and analysis of Request for Information/Proposal/Quotation processes and negotiation with potential suppliers Follow up of new technology trends in the Telecom industry and identifying interesting solutions for the product portfolio Definition and follow up of company technological evolution roadmaps Documents the existing technology portfolio and proposes recommendations for improvements and / or alternatives Ensure and control quality of documentation execution (HLD’s, LLD’s, WO’s, etc.) Ensure and control implementation quality. Understanding of End to End system testing requirements Ensure the network is compliant with industry standards and regulations Capacity and Performance Analysis, Reporting and Improvement Solution Definition Work on complex solutions that influence the design of current products and addresses design issues for future products or technologies. Enhance, simplify, and optimize existing applications and processes Evolves the engineering maturity to be on par with the non-functional and functional state-of-the-art Communicates transparently to the whole business Reaches out to other teams and works towards alignment and overall continuous improvement About You Must-haves Excellent understanding of Mobile Networks and its architectures Experience with MVNO architecture(s) and landscape. Familiar with roaming environment, including its technical, commercial and regulatory aspects Solid knowledge of networking principles & protocols, including security Experience in network protocols like MAP, CAMEL, SIGTRAN, DIAMETER, SIP Knowledge and experience of OCS and Gy/Sy interfaces Experience with VoLTE and VoWiFi Experience with LTE, 5G, IMS, IP technologies and protocols Familiar with cloud-based solutions and virtualization technologies High Level Designs and Low Level Designs. Experience developing and presenting internal and external documents Experience with 5G Core Mobile Networks Experience with monitoring tools and protocols in Mobile Networks Anticipates problems and addresses them before they cause impact Understands how big-picture goals inform technical details and vice-versa Ability to work in complex environments (multi-cultural/multi-country/geographically distributed teams) High attention to detail. Doesn't leave things to be addressed or left undone Business oriented, capable to engage and discuss with non technical persons in order to create technical requirements Excellent communication and presentation skills English proficiency mandatory, other languages are a plus Degree in Telecom Engineering or Computer Science or equivalent experience Nice-to-haves Experience with cloud applications monitoring and analytics is a plus Experience with AI/ML cloud based service assurance is a plus Extensive working experience on telecoms, designing and implementing mobile core networks

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