Onboarding & Account Manager - B2B2C

1GLOBAL  is a technology-driven global mobile communications leader, built to help enterprises unlock the full potential of mobile connectivity at scale. Powered by a best-in-class telecom platform – including our own owned and operated global mobile core network, a full end-to-end eSIM technology stack, and an extensive portfolio of telecom licenses – 1GLOBAL operates as a fully regulated telecommunications provider across 40 countries worldwide. Combined with our privileged access to the global wholesale telecom market, this positions us uniquely to deliver seamless, compliant, and scalable connectivity solutions anywhere in the world.

We serve many of the world’s leading banks, enterprises, and digital-first businesses, including neo-banks, 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 exceeding  US$200 million  and profits of over  US$25 million , we generate strong cash flows and fund our growth independently—continuously investing 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 telecommunications offerings.

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.

Position Overview

We are hiring a B2B2C Onboarding & Account Manager who combines product thinking, technical understanding, and business acumen. This role is responsible for leading customer onboarding, coordinating internal teams, and acting as the product and API expert during demos and customer interactions.

Key Responsibilities

• Own and manage customer onboarding journeys for our B2B2C partners.
• Act as the primary product and API interface for customers during onboarding and post-launch.
• Conduct product demos and respond to detailed questions about functionality, APIs, and workflows.
• Work closely with Product, Engineering, and Operations teams to streamline onboarding processes.
• Translate customer business requirements into clear product and technical requirements.
• Track onboarding progress using Jira or similar tools and proactively resolve blockers.
• Monitor onboarding success, usage, and early performance.
  
  
  
  

Requirements

Must Have

• Strong understanding of REST APIs (concepts, endpoints, authentication, workflows).
• Experience working with Product teams and Agile tools (Jira, Confluence, roadmaps).
• Ability to run structured demos and confidently answer product and API questions.
• Strong business mindset — understands how product decisions impact revenue and customer success.
• Excellent stakeholder management and communication skills.

Nice to Have

• Experience in telecom, MVNE, SaaS, or platform businesses.
• Experience with onboarding enterprise or B2B clients.
• Background in Product Management, Solutions Consulting, or Technical Account Management.

Benefits

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.