Network Solution Architect

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

• 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.
• 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

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

As an Architect inside the Network Engineering department, you will act as a Solution Architect for new products, services and technologies in 1Global, acting as a point of contact towards internal and external customers.

Effectively work closely with Product and Marketing, but also with all different technical stakeholders and vendors, in shaping, designing, testing, and implementing new solutions.The Architect is responsible for leading the requirements analysis process, in close contact with all relevant stakeholders, to a refined and clear scope, allowing a solution to be created, documented and planned to be implemented.

We are open to hiring for this position in São Paulo, Brazil.

The successfully hired candidate will receive onboarding and training in Lisbon, gaining valuable skills while experiencing one of Europe's most dynamic and renowned cities.

Fluency in English is essential for this role.

Please ensure your CV is submitted in English as part of your application.

Key Responsibilities

Iterates with the customer (internal and external) and other stakeholders to determine the technical requirements, risks, technical impacts, and recommendations

Design of new consumer and corporate telecom solutions

Collaborates with technical teams in defining reliable, modular, scalable, and customer-centric solutions, as well as planning and reviewing solutions

Design and present solutions in documents and workshops.

For the solution identifies the impacts, efforts and the resources needed

Market prospection of new solutions through elaboration and analysis of Request for Information / Proposal / Quotation processes and negotiation with potential suppliers

Follow up of new technology trends in the Telecom industry and identifying interesting solutions for the product portfolio

Definition and follow up of company technological evolution roadmaps

Documents the existing technology portfolio and proposes recommendations for improvements and / or alternatives

Ensure and control quality of documentation execution (HLD's, LLD's, WO's, etc.)

Ensure and control implementation quality.

Understanding of End to End system testing requirements

Ensure the network is compliant with industry standards and regulations

Capacity and Performance Analysis, Reporting and Improvement Solution Definition

Work on complex solutions that influence the design of current products and addresses design issues for future products or technologies.

Enhance, simplify, and optimize existing applications and processes

Evolves the engineering maturity to be on par with the non-functional and functional state-of-the-art

Communicates transparently to the whole business

Reaches out to other teams and works towards alignment and overall continuous improvement

Must Have

Excellent understanding of Mobile Networks and its architectures

Experience with MVNO architecture(s) and landscape.

Familiar with roaming environment, including its technical, commercial and regulatory aspects

Solid knowledge of networking principles & protocols, including security

Experience in network protocols like MAP, CAMEL, SIGTRAN, DIAMETER, SIP

Knowledge and experience of OCS and Gy / Sy interfaces

Experience with VoLTE and VoWiFi

Experience with LTE, 5G, IMS, IP technologies and protocols

Familiar with cloud-based solutions and virtualization technologies

High Level Designs and Low Level Designs.

Experience developing and presenting internal and external documents

Experience with 5G Core Mobile Networks

Experience with monitoring tools and protocols in Mobile Networks

Anticipates problems and addresses them before they cause impact

Understands how big-picture goals inform technical details and vice-versa

Ability to work in complex environments (multi-cultural / multi-country / geographically distributed teams)

High attention to detail.

Doesn't leave things to be addressed or left undone

Business oriented, capable to engage and discuss with non technical persons in order to create technical requirements

Excellent communication and presentation skills

English proficiency mandatory, other languages are a plus

Degree in Telecom Engineering or Computer Science or equivalent experience

Nice to Have

Experience with cloud applications monitoring and analytics is a plus

Experience with AI / ML cloud based service assurance is a plus

Extensive working experience on telecoms, designing and implementing mobile core networks

Why 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.

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