Device Engineer

1GLOBAL

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1GLOBAL is a technology-driven global mobile communications provider dedicated to empowering enterprises worldwide to unlock the full growth potential of mobile connectivity. With a best-in-class telecom technology platform, a comprehensive suite of globally viable regulatory licenses, and privileged access to the telecom wholesale market, 1GLOBAL is uniquely positioned to deliver seamless compliance and connectivity solutions. Serving the world’s leading banks, corporations, and digital-first businesses—including neo-banks, travel companies, and payment service providers—1GLOBAL connects over 43 million devices globally.With 2024 full-year revenue exceeding US$100 million, 1GLOBAL is a profitable business generating significant cash flows to fund its ongoing investments in infrastructure, transformation, and growth. 2024 saw major client wins and marked 1GLOBAL’s evolution from a multi-market telecommunication provider to a global technology-driven mobile connectivity powerhouse.Established in 2022 by experienced tech founders and entrepreneurs Hakan Koç and Pyrros Koussios, 1GLOBAL is a European technology leader driving digital transformation in the global telecommunications market. It operates as a fully regulated Mobile Virtual Network Operator (“MVNO”) in nine countries and as a regulated telecommunications operator in an additional 31 countries. Headquartered in the Netherlands, with world-class R&D hubs in Lisbon, Berlin, and São Paulo, 1GLOBAL employs over 450 experts across 13 countries.Position Overview

You will be part of a young team responsible for the Devices and SIM validation, within the Device & xSIM team. These tests are part of the service quality we provide to our customers. We operate a multi-site platform that follows strict security requirements, delivers services to customers around the world, and manages millions of subscriber profiles used into a multiple device brand. We foster a highly collaborative and diverse environment, value teamwork and autonomy, and take full accountability for our deliverables and customer success.

Key Responsibilities

Performing acceptance tests in the new software device releases (iOS and Android)
Guarantee non-regressions tests with the subsequent minor or major releases
Validate the devices from Manufacturers or from Costumers requirement
Assessment and interoperability at the customer Onboarding with their own devices, evaluating if are working properly with our services (Multi-IMSI, OTA, RSP...)
Run tests in live and lab environment
Validate new weekly footprint requests by product type
Supporting internall teams with customer's addressed issues
Executing and assure above responsabilities on Smartphones and IoT devices

RequirementsMust Have

More than three years of prior experience on mobile device field testing
Should have Good Knowledge/Experience in Mobile testing/Drive Testing/Device Testing/ Field Testing
Good knowledge/Experience with iOS and Android mobiles
Knowledge on log tool of Mediatek, INTEL or QUALCOMM chipset
Should have knowledge on 2G, 3G, 4G and 5G tecnologies
Good knowledge of VoLTE, VoWiFi and 5G services
Should have knowledge with AT-Commands to execute actions on IoT devices
Knowledge in Network signalling flows
Knowledge with SIM cards protocols like APDUs is an advantage
Knowledge with scripting languages (python, perl,...) is an advantage

Nice to Have

Knowledge with USIM, eSIM and iSIM protocols is an advantage

BenefitsWhy 1GLOBAL?

Growth Opportunities: Advance your career in one of the fastest growing telecommunications companies, expanding over 40% 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.

1GLOBAL