Carrier Manager

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

1GLOBAL’s Wholesale team is a fundamental enabler for the 1GLOBAL business, and this is a critical, high-profile role at the heart of Wholesale’s carrier and interconnect activities. The Wholesale team is responsible for establishing and managing 1GLOBAL’s relationships with mobile operators, aggregators, and numbering partners that underpin our global voice and messaging traffic. The Carrier Manager will own the commercial and operational relationships across Voice, SMS, and Numbering/MNP, ensuring 1GLOBAL has the most effective and profitable carrier structure in place to meet the future requirements of the business. We’re a global team and are open to hiring candidates based in London, Lisbon, Berlin, or Amsterdam.

About the Role

• Managing outbound voice traffic costs and routing across our carrier base, continuously optimizing for quality, coverage, and margin.

• Owning inbound voice revenue relationships with carrier partners to maximize termination revenue across all routes.

• Managing outbound and inbound SMS traffic across both P2P and A2P channels, including cost, revenue, partner, and aggregator management.

• Owning relationships with numbering partners, and the implementation and ongoing management of Mobile Number Portability (MNP) agreements.

• Owning MNP as a discipline across the business, including regulatory compliance, porting performance, and cross-functional coordination with product, legal, and network teams.

• Negotiating all carrier, aggregator, and numbering partner agreements/addendums, including commercial terms, SLAs, and technical requirements.

• Owning operational performance against contract across voice, SMS, and numbering partners, including service level measures, escalations, and change requests.