About Us
1GLOBAL is a technology-driven global mobile communications provider, delivering global connectivity solutions to enterprises and consumers. Powered by a best-in-class telecom platform – including its own owned and operated global mobile core network, fully fledged in-house developed eSIM technology, and an extensive portfolio of telecom licenses – 1GLOBAL operates as a fully regulated telecommunications provider across 40 countries worldwide.

We serve many of the world’s leading banks, enterprises, and digital-first businesses, including neo-banks, global 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 in 2025 exceeding US$200 million and profits of over US$25 million, we generate strong cash flows to fund our growth allowing us to continuously invest 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 aspirations to offer telecommunications services to their clients.

Founded in 2022 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.

About the Team

As 1GLOBAL expands into new markets, it's critical for us to maintain compliance in these new jurisdictions. This position entails planning, provisioning, testing and managing software that is used to meet regulatory requirements for lawful interception requests.
You will collaborate with 1GLOBAL engineers and the Legal, Regulatory, Security and Technology teams to develop country-specific solutions, manage and test the entire software lifecycle, and ensure alignment on Lawful Intercept and compliance projects. Additionally, you will oversee multiple projects, communicate with national authorities to translate legal requirements into scalable solutions, and perform as a subject matter expert for Lawful Intercept within the company.

About the Role

Engage with the all stakeholders (internal and external) to determine the technical and processual requirements, risks, technical impacts to understand the best solution for each country
Manage multiple concurrent projects and provide regular updates on schedule and deliverables to senior management
Take ownership of the conversation with national authorities with respects to turning their legal requirements into actionable, scalable, and sustainable solutions
Design of new Lawful Interception integrations for the different lawful enforcement agencies in all the different MVNOs and countries
Collaborate and create processes, together with Legal, Security and Regulatory teams, applicable to security and compliance of lawful intercept processes
Act as the technical point of contact for all engineering and integration issues relating to Lawful Intercept projects and create alignment across all partners
Drive the complete lifecycle of the relevant software, including testing with various law enforcement agencies around the world
Collaborate with lawful interception operational processes and procedures
Collaborates with technical teams in defining reliable, modular, scalable, compliance 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 lawful interception domain
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, Changes, etc.)
Ensure and control implementation quality, including software upgrades. Understanding of end to end system testing requirements in a compliance environment
Ensure the network is compliant with industry standards and regulations with regards to lawful interception
Capacity and Performance Analysis, Reporting and Improvement Solution Definition
Reaches out to other teams and works towards alignment and overall continuous improvement

About You

Must-haves

Degree in Telecom Engineering or Computer Science or equivalent experience
English proficiency mandatory, other languages are a plus
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
Experience in lawful interception frameworks (ETSI, CALEA, etc.) and standards in mobile networks
Experience with lawful intercept gateways, mediation and delivery functions
Experience with service interception in Core Network functions (CS and PS Voice, SMS/MMS, Data)
Experience with interception in 5G Core Mobile Networks
Experience with lawful interception procedures and associated processes
Experience in communications with telecom regulators and lawful enforcement agencies and sensitivity of such communications
Experience with LTE, 5G, IMS, IP technologies and protocols
Solid knowledge of networking principles & protocols, including security
Experience in writing High Level Designs and Low Level Designs, and presenting internal and external documents
Familiarity with monitoring tools and protocols in Mobile Networks
Proactive attitude, anticipating problems and addressing them before they cause impact
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
Excellent communication and presentation skills

Nice-to-haves

Business oriented, capable to engage and discuss with non technical persons in order to create technical requirements
Experience in setting up VPNs across multiple diverse vendors
Experience in generating and revoking security certificates
Experience with Legal and Regulatory processes of compliance
Security accreditations and certifications
+8 years working on telecoms, designing and implementing mobile core network services

Why 1GLOBAL?

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.

Network Solutions Architect - Lawful Intercept & Compliance - Lisbon Based

Benefits

Job Description