About Us 1GLOBAL 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 than70 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 exceedingUS$200 millionand profits of overUS$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 KoçandPyrros Koussios, 1GLOBAL has rapidly emerged as a European technology leadershaping 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 to500 experts across 15 countriesis 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.About the RoleIterates with the customer (internal and external) and other stakeholders to determine the technical requirements, risks, technical impacts, and recommendationsDesign of new consumer and corporate telecom solutionsCollaborates with technical teams in defining reliable, modular, scalable, and customer-centric solutions, as well as planning and reviewing solutionsDesign and present solutions in documents and workshops. For the solution identifies the impacts, efforts and the resources neededMarket prospection of new solutions through elaboration and analysis of Request for Information/Proposal/Quotation processes and negotiation with potential suppliersFollow up of new technology trends in the Telecom industry and identifying interesting solutions for the product portfolioDefinition and follow up of company technological evolution roadmapsDocuments the existing technology portfolio and proposes recommendations for improvements and / or alternativesEnsure 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 requirementsEnsure the network is compliant with industry standards and regulationsCapacity and Performance Analysis, Reporting and Improvement Solution DefinitionWork 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 processesEvolves the engineering maturity to be on par with the non-functional and functional state-of-the-artCommunicates transparently to the whole businessReaches out to other teams and works towards alignment and overall continuous improvementRequirements About You Must-havesExcellent understanding of Mobile Networks and its architecturesExperience with MVNO architecture(s) and landscape. Familiar with roaming environment, including its technical, commercial and regulatory aspectsSolid knowledge of networking principles & protocols, including securityExperience in network protocols like MAP, CAMEL, SIGTRAN, DIAMETER, SIPKnowledge and experience of OCS and Gy/Sy interfacesExperience with VoLTE and VoWiFiExperience with LTE, 5G, IMS, IP technologies and protocolsFamiliar with cloud-based solutions and virtualization technologiesHigh Level Designs and Low Level Designs. Experience developing and presenting internal and external documentsExperience with 5G Core Mobile NetworksExperience with monitoring tools and protocols in Mobile NetworksAnticipates problems and addresses them before they cause impactUnderstands how big-picture goals inform technical details and vice-versaAbility 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 undoneBusiness oriented, capable to engage and discuss with non technical persons in order to create technical requirementsExcellent communication and presentation skillsEnglish proficiency mandatory, other languages are a plusDegree in Telecom Engineering or Computer Science or equivalent experienceNice-to-havesExperience with cloud applications monitoring and analytics is a plusExperience with AI/ML cloud based service assurance is a plusExtensive working experience in telecoms, designing and implementing mobile core networksBenefits Why 1GLOBAL?Growth Opportunities: Advance your career in one of the fastest growing telecommunications companies, expanding over 100% year-on-year under the leadership of successful tech entrepreneursMajor Transaction Exposure: Be in the driver's seat for transactions that will have an impact on the future telco industryWork with a Talented Team: From the Board and the Founders to the Senior Management Team, you will collaborate daily with the most capable and renowned external advisors, and constantly being exposed to talented and driven individualsDynamic Work Environment: Thrive in a collaborative, fast-paced workplace where innovation is encouraged, and every contribution countsProfessional Development: Work alongside industry experts to enhance your skills and knowledge in a cutting-edge fieldInternational Experience: Gain opportunities to work in different 1GLOBAL offices around the world as you grow within the companyOpen Communication Culture: Join a team where your ideas are heard, and open dialogue is encouraged, fostering a supportive and transparent work environmentGet Things Done Attitude: Be part of a results-driven team that values efficiency, creativity, and the drive to make a tangible impact in the industry1GLOBAL is an equal opportunity employer, we value your character as much as your talent. Diversity drives our innovation, and we offer a collaborative, dynamic, and international work environment. We are excited for you to join our mission to revolutionise connectivity globally.#J-18808-Ljbffr