Have you ever tried to use your phone abroad? Did it struggle to connect, or was the change seamless? Do you know how Smart Fridges work, how driverless cars run or how healthcare professionals can prescribe medication from afar? 

The impacts of roaming are far-reaching, especially in our increasingly connected world. 

Working for Comfone makes you part of this globally connected community. As a B2B company, we serve more than 600 customers across 200 countries and territories. 

Comfone is proud to be the only supplier in the market to offer all services required to establish international roaming between two mobile operators, encompassing Data and Financial Clearing, IPX Services, Big Data Management, Roaming Management and end-to-end solutions such as our M2M End2End Monetisation. 

But that’s not the only way that we are unique. 

We are a Swiss company based in Bern with regional offices covering Europe, Latin America, North America and Asia Pacific. We are an international team with staff from 40 different nationalities speaking 32 languages. 

Working for Comfone provides you with the opportunity to broaden your horizons in a fast-paced, dedicated, diverse and contemporary workplace. 

Check out our video to find out more: Connection is essential - YouTube
Mobile Core Network Engineer
To start work immediately or at a later date by agreement.
The Network Team is looking for motivated and committed engineers for the further development of our infrastructure. 
You are very interested in the technical development in the area of mobile connectivity, new technologies and applications based on them. 
You will work with us on the development and setup of our own Data MVNO infrastructure, in a team with IPX and ICT specialists as well as the Product Manager.
Your main tasks
  • Develop and create the technical and operational requirements for the Mobile Core, including HRL/HSS, EPC, PGW/GGSN, DRA and related systems 
  • Collaboration with suppliers and internal specialists 
  • Integration, commissioning and operation of Comfone's Mobile Core Network 
  • Life Cycle Management of the Core Network elements and associated applications 
  • Documentation and training for Comfone internal units 
  • 2nd level support for Data MVNO users 
  • You will also be responsible for the development and operation of the Key2roam roaming hub system and support our signalling team with on-call work
Your profile
  • Education in the field of telecommunications, communication systems or comparable with a good understanding of IP networks and protocols in the field of LTE, UMTS, GSM 
  • Experience in HLR/HSS, EPC, PGW/GGSN, STP, DRA or SIGTRAN/SS7, Diameter, BGP, DNS 
  • Linux system administrator knowledge, if possible cloud technology experience 
  • Good knowledge of German and English (oral/written); other languages are an advantage 
  • Swiss or EU/EFTA citizen (with a work permit B or C)
Your experience - our offer
  • With your independent and structured way of working, you will contribute to our organisation and support the development of new solutions for mobile connectivity services 
  • You are an entrepreneurial and proactive personality who enjoys working in a very international and multi-cultural environment 
  • You can present your ideas convincingly to internal and external parties 

We offer you an exciting challenge in the growing telecommunications market. With colleagues from over 40 nations speaking 30 languages, Comfone is a truly international environment. As a committed and proactive personality, you can play a decisive role in shaping the future of our dynamic and successful company.

Have we attracted your interest? Apply online if this sounds like your next challenge.

We look forward to receiving your complete application documents.

Sarah Seibt,