Customer Success Manager - B2B2C eSIM
1GLOBALMadrid, Community of Madrid, Spain • Lisbon, Portugal • Berlin, Germany • São Paulo, Brazil
Posted September 2, 2025
Full Time
About the Company
WE’RE ON A MISSION TO CONNECT THE WORLD SEAMLESSLY That’s why we aim to enable more connections than anyone else and why we’ve been pioneering the eSIM revolution from the very beginning. From international enterprises and consumers to IOT device makers and Telecommunications operators, our global network and connectivity solutions enable people, devices and networks to connect anywhere, instantly, with one platform to connect billions. Headquartered in the UK and with offices across four continents, we’ve invested over £550 million in building our unique proposition and becoming one of the world’s leading innovators in eSIM, cloud and digital solutions. As a result, we’ve become a leading technology company and eSIM trailblazer that’s trusted by thousands of international businesses across hundreds of countries, including global brands, powerhouse network providers and leading banks and financial institutions. One truly global network. One global supplier. One complete solution that revolutionises the world of connectivity and connects people, devices and networks seamlessly all around the world. Because we believe that the better the world communicates, the better the world.
Job Description
1GLOBAL is seeking a Customer Success Manager to build strong relationships with B2B2C eSIM partners. The role focuses on delivering an exceptional customer experience across 1GLOBAL telecom services, from onboarding to ongoing support. Success will involve driving service performance reviews, leading service improvement initiatives, and acting as a trusted advisor.
Requirements
- Experience in customer-facing roles within the telecommunications industry (Mobile services, eSIM solutions, API integrations, business process, partnership management).
- Strong knowledge of telecom services, connectivity platforms, and channel/partner management.
- Exceptional interpersonal and relationship management skills.
- Excellent written and verbal communication skills.
- Highly organized, detail-oriented, and capable of managing multiple priorities in a fast-paced environment.
- Proactive problem-solver who thrives in a customer-first culture.
Benefits
- Growth Opportunities
- Major Transaction Exposure
- Work with a Talented Team
- Dynamic Work Environment
- Professional Development
- International Experience
- Open Communication Culture
- Get Things Done Attitude