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 SIM 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 **** 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 OverviewAs 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.
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, identifying 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 identify 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 (HLDs, LLDs, WOs, 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 address design issues for future products or technologies;
enhance, simplify, and optimize existing applications and processes
Evolve the engineering maturity to be on par with the non-functional and functional state-of-the-art
Communicate transparently to the whole business
Reach out to other teams and work towards alignment and overall continuous improvement
RequirementsMust 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 in telecoms, designing and implementing mobile core networks
Benefits
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.
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