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Key skills in this ad
Skills and tools
B2B
B2C
APIs
Languages
English
Picked out automatically from the employer's ad. Read the full description before applying.
About this role
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.
Platform Support Engineer (Monday-Friday or… | JobCheckPoint
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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 Role
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.
We are hiring candidates for either a Monday-Friday or Wednesday-Sunday schedule, with working hours of 09:00-18:00. Participation in an on-call rota is also required, typically once every 3-4 weeks.
About the Responsibilities
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 experts to enhance your skills and knowledge in a cutting-edge field.
International Experience: Gain opportunities to work in different 1GLOBAL offices around the world as you grow within the company.
Open Communication Culture: Join a team where your ideas are heard, and open dialogue is encouraged, fostering a supportive and transparent work environment.
Get Things Done Attitude: Be part of a results-driven team that values efficiency, creativity, and the drive to make a tangible impact in the industry.
*
1GLOBAL 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.
*Legal Notice
This job advert and its content are the property of 1GLOBAL and are protected by copyright and other intellectual property rights. Copying, reproducing, republishing or distributing this advert, in whole or in part, without 1GLOBAL’s prior written consent is prohibited. 1GLOBAL reserves all rights and may take appropriate action against any unauthorised use.
Legitimate 1GLOBAL vacancies only redirect candidates to its official application channels, including LinkedIn and Workable, and 1GLOBAL never charges fees or request payments as part of our recruitment process. If you are unsure whether a vacancy is genuine, please refer to 1GLOBAL careers page at [https://www.1global.com/vacancies](https://www.1global.com/vacancies) or contact [recruitment@1global.com](mailto:recruitment@1global.com).
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