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About Us 1GLOBAL is a technology-driven global mobile communications provider helping enterprises and consumer brands deliver seamless connectivity worldwide. Powered by a best-in-class telecom platform, proprietary eSIM technology, and its own mobile core network across 15 countries, 1GLOBAL operates as a fully regulated telecommunications provider in 43 countries. Founded in 2022, 1GLOBAL has rapidly become one of Europe's fastest-growing telecom technology companies, connecting more than 80 million people and devices globally. Our customers include leading banks, multinational enterprises, global retailers, travel companies, payment service providers, and digital-first businesses. Headquartered in the Netherlands, with R&D hubs in Lisbon, Berlin, and São Paulo, 1GLOBAL employs over 550 professionals across 16 countries. With annual revenues exceeding US$200 million and a strong track record of profitability, we continue to invest in innovation, infrastructure, and international expansion as we redefine the future of global mobile connectivity. About the Team You will be part of the Platform Support team and be accountable to troubleshoot network customer complaints around registration, voice, data and sms services across multiple products like B2B, B2C and IoT. You will also be involved in API troubleshooting for our biggest customers. You should be a well-organized individual, able to juggle priorities, and comfortable working independently while following direction from remote teams. A calm, analytical approach is important, especially when dealing with tough or unexpected situations. Being detail-oriented and committed to doing things right is key, along with having the people skills to build strong relationships across teams. We’re looking for someone who’s proactive, motivated, and aligned with the bigger picture of our operations. You should understand the impact your work has on the customer experience, especially during incidents, and be able to connect local day-to-day work with central management through clear communication and reporting. Flexibility and resilience in a fast-moving environment are a must. About the Role • Monitor and support CORE and RAN networks to ensure high availability and performance. • Monitor and support API connectivity ecosystem to ensure high availability and performance. • Troubleshoot service-impacting issues across Voice, Data, SMS, and Registration services. • Analyse and resolve network faults using tools and traces involving protocols such as: SS7, MAP, ISUP, SIP, CAP, DIAMETER, and related telecom signalling stacks. • Escalate and coordinate with vendor and engineering teams on complex incidents. • Participate in the root cause analysis of major incidents and implement corrective actions. • Support daily operations and incident management, ensuring compliance with SLAs. • Create and maintain accurate documentation related to procedures, configurations, and fault analysis. • Collaborate with cross-functional teams, including Radio Planning, Core Engineering, and Customer Support. • Stay updated on network evolutions, including 5G, IoT ecosystems, and virtualisation trends. Requirements About You Must Have • Degree in Telecommunications Engineering, Computer Science, or equivalent practical experience. • Solid experience with troubleshooting in CORE and/or RAN networks. • Strong understanding of telecom signaling protocols: SS7, MAP, ISUP, SIP, DIAMETER, CAP, etc. • Hands-on experience diagnosing issues across Voice, Data, SMS, and network attach/registration flows. • Experience with trace analysis and monitoring tools (e.g., Wireshark). • Knowledge of the IoT ecosystem or M2M services is a plus. • Strong incident management and problem-solving skills involving complex telecom infrastructures. • Excellent English communication skills (written and verbal). • Ability to work independently and prioritize tasks under pressure. • Team player, highly organized, and detail-oriented with a structured approach to work. • Critical thinker with a mindset focused on continuous improvement. • Comfortable working in high-demand, fast-paced environments, including on-call rotations. Benefits Why 1GLOBAL? • Growth Opportunities: Advance your career in one of the fastest growing telecommunications companies, expanding over 50% year-on-year under the leadership of successful tech entrepreneurs. • Major Transaction Exposure: Be in the driver’s seat for transactions that will have an impact on the future telco industry. • Work 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 individuals. • Dynamic Work Environment: Thrive in a collaborative, fast-paced workplace where innovation is encouraged, and every contribution counts. • Professional Development: Work alongside industry …

About Us 1GLOBAL is a technology-driven global mobile communications provider helping enterprises and consumer brands deliver seamless connectivity worldwide. Powered by a best-in-class telecom platform, proprietary eSIM technology, and its own mobile core network across 15 countries, 1GLOBAL operates as a fully regulated telecommunications provider in 43 countries. Founded in 2022, 1GLOBAL has rapidly become one of Europe's fastest-growing telecom technology companies, connecting more than 80 million people and devices globally. Our customers include leading banks, multinational enterprises, global retailers, travel companies, payment service providers, and digital-first businesses. Headquartered in the Netherlands, with R&D hubs in Lisbon, Berlin, and São Paulo, 1GLOBAL employs over 550 professionals across 16 countries. With annual revenues exceeding US$200 million and a strong track record of profitability, we continue to invest in innovation, infrastructure, and international expansion as we redefine the future of global mobile connectivity. About the Team We are looking for a Systems Operations Intern to join our Systems Operations team, part of the wider Service Assurance function. This team acts as a 2nd line technical support team, working closely with Customer Services, Customer Success, Engineering, Product, Platform Operations, Network Operations, and NOC teams to investigate and resolve customer-impacting system and platform issues. You will support the investigation of customer incidents, provisioning failures, and operational issues affecting core platforms and services. This is a hands-on learning role for someone who wants to build practical experience in production systems, incident management, troubleshooting, service assurance, and operational support. About the Role • Support the investigation and troubleshooting of customer complaints related to service provisioning, subscriber configuration, and customer-facing platform issues. • Assist the Systems Operations team with daily case handling, operational monitoring, and incident follow-up across production systems. • Help investigate provisioning failures, activation issues, service configuration mismatches, and customer-impacting platform incidents. • Learn and support the use of operational tools and customer-facing service management platforms to validate, troubleshoot, and resolve provisioning and configuration issues. • Escalate complex or high-impact issues to senior engineers, Engineering, Product, vendors, or other operational teams with clear technical findings and supporting evidence. • Maintain accurate records of incidents, troubleshooting activities, provisioning actions, resolutions, and follow-up tasks. • Support incident response activities, including impact assessment, service restoration, operational updates, and post-incident documentation. • Contribute to root cause analysis by collecting logs, provisioning records, system outputs, API responses, and operational evidence. • Help ensure customer-impacting issues are handled in line with SLAs, operational KPIs, and service assurance processes. • Collaborate with Customer Services, Customer Success Managers, Engineering, Product, Network Operations, Platform Operations, and other operational teams to ensure reliable service delivery. • Create and maintain internal documentation, troubleshooting guides, provisioning procedures, and knowledge articles. • Share learnings and best practices with the team to improve operational efficiency, service reliability, and operational consistency. Requirements About You Must Have • Degree in progress or recently completed in Telecommunications Engineering, Computer Science, Network Engineering, or a related technical field. • Basic understanding of distributed systems, APIs, databases, Linux, or cloud-based platforms. • Interest in troubleshooting customer-facing services, provisioning processes, and production systems. • Familiarity with REST APIs, JSON, SQL, or scripting languages (e.g. Bash or Python) is considered an advantage. • Interest in learning service provisioning, subscriber management, operational workflows, and platform support processes. • Good analytical and problem-solving skills, with attention to detail. • Ability to organize work, manage priorities, and follow structured troubleshooting processes. • Strong written and verbal English communication skills. • Comfortable working with remote teams and cross-functional stakeholders. • Proactive, motivated, and eager to learn in a fast-paced operational environment. • Calm and structured approach when dealing with customer-impacting incidents and operational issues. • Team-oriented mindset with a commitment to continuous learning, operational excellence, and service reliability. Nice to Have • Previous internship, academic project, or hands-on exposure involving systems operations, technical support, service provisioning, or …

About Us 1GLOBAL is a technology-driven global mobile communications provider helping enterprises and consumer brands deliver seamless connectivity worldwide. Powered by a best-in-class telecom platform, proprietary eSIM technology, and its own mobile core network across 15 countries, 1GLOBAL operates as a fully regulated telecommunications provider in 43 countries. Founded in 2022, 1GLOBAL has rapidly become one of Europe's fastest-growing telecom technology companies, connecting more than 80 million people and devices globally. Our customers include leading banks, multinational enterprises, global retailers, travel companies, payment service providers, and digital-first businesses. Headquartered in the Netherlands, with R&D hubs in Lisbon, Berlin, and São Paulo, 1GLOBAL employs over 550 professionals across 16 countries. With annual revenues exceeding US$200 million and a strong track record of profitability, we continue to invest in innovation, infrastructure, and international expansion as we redefine the future of global mobile connectivity. About the Team We are looking for a Telecommunications Network Operations Intern to join our Networks Operations team, part of the wider Service Assurance function. This team acts as a 2nd line technical support team, working closely with Customer Services, Customer Success, Engineering, Product, vendors, and NOC teams to troubleshoot and resolve customer-impacting network issues. You will support the investigation of customer complaints and operational incidents across services such as registration, voice, data, and SMS. This is a hands-on learning role for someone who wants to build practical experience in telecom operations, incident handling, network troubleshooting, and service assurance. The ideal candidate is organised, analytical, curious, and calm under pressure. You should be comfortable following guidance from experienced engineers and remote teams, while also being proactive in learning, documenting, and communicating clearly. About the Role • Support the investigation and troubleshooting of customer complaints related to registration, voice, data, SMS, and connectivity services. • Assist the Networks Operations team with daily case handling, monitoring, and incident follow-up. • Help analyse network faults using diagnostic tools, monitoring platforms, logs, and protocol traces. • Learn and support troubleshooting across telecom signalling flows such as SS7, MAP, ISUP, SIP, CAP, DIAMETER, and related network procedures. • Escalate complex or high-impact issues to senior engineers, Engineering teams, vendors, or NOC teams with clear and accurate context. • Maintain accurate records of incidents, troubleshooting steps, resolutions, and follow-up actions. • Support incident response activities, including impact assessment, updates, and post-incident documentation. • Contribute to root cause analysis by collecting evidence, timelines, logs, traces, and operational observations. • Help ensure service issues are handled in line with SLAs, operational KPIs, and customer-impact priorities. • Collaborate with Customer Services, Customer Success Managers, Engineering, Product, and other operational teams to support smooth service delivery. • Create and maintain internal documentation, troubleshooting guides, procedures, and knowledge articles. • Share learnings and best practices with the team to improve operational efficiency and consistency. Requirements About You Must-haves • Degree in progress or recently completed in Telecommunications Engineering, Computer Science, Network Engineering, or a related technical field. • Basic understanding of mobile networks, IP networking, telecom services, or distributed systems. • Interest in troubleshooting telecom services such as voice, data, SMS, and network registration/attach flows. • Familiarity with network protocols, signalling concepts, or tools such as Wireshark is a strong advantage. • Interest in learning telecom signalling protocols such as SS7, MAP, ISUP, SIP, DIAMETER, and CAP. • Good analytical and problem-solving skills, with attention to detail. • Ability to organise work, follow priorities, and ask for clarification when needed. • Strong written and verbal English communication skills. • Comfortable working with remote teams and cross-functional stakeholders. • Proactive, motivated, and willing to learn in a fast-moving operational environment. • Calm and structured approach when dealing with urgent or unexpected situations. • Team-oriented mindset with a commitment to doing things properly and improving continuously. Nice-to-haves • Previous internship, academic project, or hands-on exposure involving telecom, networking, monitoring, support, or systems operations. • Basic knowledge of mobile core, RAN, IoT, M2M, eSIM, or roaming environments. • Experience using ticketing systems such as Jira, Salesforce, or similar tools. • Exposure to incident management, …