Internship Position - Technical Customer Service

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

The Technical Customer Services team plays a key role in delivering a smooth and reliable experience to our enterprise and B2B customers around the world. This internship is part of a dedicated team that handles more complex and technical customer cases, working closely with both Customer Support and Technical Support teams to find effective solutions.

You’ll have the opportunity to work alongside experienced professionals across different areas of the business, gaining hands-on exposure to telecommunications, troubleshooting, and customer operations in a fast-paced international environment.

About the Role

As a Technical Customer Services Intern, you will support the team in investigating and resolving technical and operational customer issues related to mobile connectivity services. You’ll learn how to manage customer cases, collaborate with different internal teams, and contribute to delivering a high-quality customer experience

Your day-to-day responsibilities may include:

• Supporting the resolution of technical and operational queries from enterprise customers
• Assisting with the investigation and follow-up of more complex customer cases
• Monitoring and updating support tickets within agreed service levels
• Working closely with Technical Support and other internal teams to help track and resolve issues
• Helping document troubleshooting steps, processes, and customer interactions
• Supporting Service Account Managers with operational and customer-related activities
• Contributing ideas and improvements to internal processes and team workflows
• Developing knowledge of mobile telecommunications services including calls, SMS, data, and eSIM solutions

About You

Must-haves

• Strong written and verbal communication skills in English
• A proactive mindset and willingness to learn
• Good analytical and problem-solving skills with attention to detail
• Interest in technology, telecommunications, and customer operations
• Comfortable working in a collaborative and fast-paced environment
• Good organizational and teamwork skills
• Basic knowledge of Microsoft Office tools and collaborative platforms

Nice-to-haves

• Familiarity with ticketing systems or CRM platforms
• Basic understanding of mobile telecommunications, connectivity, GSM and VoIP technologies
• Experience working in multicultural or international environments

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 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.