rated in top 500 IT companies in Switzerland
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Working for Comfone


Working for Comfone provides you with the opportunity to broaden your horizons through gaining experience in a global market, surrounding yourself in an international work environment and furthering your experience in a contemporary workplace.

With over twenty years of experience in the telecom industry providing mobile roaming services, Comfone has achieved significant success, steady growth and continues to expand its global customer base year after year.

Network Operations Engineer

Network Operation Engineer


Comfone is a dynamic and multicultural company providing services in the field of international mobile communication. Comfone develops markets and manages a complete range of roaming, inter-carrier and hub-based services. With over twenty years of pioneering experience in the mobile communications market, Comfone has achieved significant success, steady growth and expanded its customer base all over the world. Our ambition is to be the leading roaming service provider in international mobile communications.

To reinforce our team at our headquarters located in Bern and further increase our market share, we are seeking a


Network Operations Engineer

Your principal tasks

  • Support of our international mobile operator customers for Comfone’s signalling, GRX/IPX and roaming hub services
  • Handling of customer inquiries for troubleshooting, service performance analysis and reporting
  • Implementation, testing and documentation of new customer services
  • Monitoring of Comfone international networks (SS7, IPX, GRX) and service systems (STPs, DRAs, roaming hub)
  • On-call duty service for 24/7 emergency support


Your ideal profile

  • Good communication skills with sensibility to an international environment
  • Technical education in telecommunications with knowledge in IP and SS7. Experience with SCCP, Diameter, GTP and DNS protocols and roaming technology is a plus
  • English proficiency in both verbal and written communication. Other languages are a plus
  • Team spirit and willingness to do on-call duty service
  • The position is open to Swiss and EU nationals, and to holders of a valid Swiss work permit. The position is based in Bern, Switzerland.


We offer

The opportunity to work in the dynamic environment of international mobile communications with multifaceted responsibilities and tasks. If you are looking for the opportunity to contribute your skills to stimulating and rewarding work in a successful company, we invite you to learn more about this exciting opportunity.


CONTACT HR adobe acrobat


Meet some of our team members

Nina Minasyan Financial Clearing Coordinator

“I am a member of Financial Clearing team. On daily basis, I take care of many financial tasks like dealing with invoice validations, payments, credit collections in favour of customers, FOIR reconciliations and taking care of the various concerns of our Financial Clearing customers.”

Florian Bossert Roaming Coordinator

"We are one big, multicultural & ambitious unit who pulls the rope in same direction. Comfone is sportive and smart while never hiding the company’s advantageous humour.”

Katherine Buschang Roaming Coordinator

"Working for Comfone is not only about the job. I enjoy coming to work here and have ever since I started to work for this company. The people I have met over the years have become my family and the customers that we get to interact with are just amazing. Comfone has given me the chance to work with people from all over the world and I have been exposed to so many different cultures. The international connections that I have built up I am sure will last me a lifetime.”

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Career Development

Working for Comfone will give you the opportunity to make a difference and contribute to future roaming innovations. As an equal opportunity employer Comfone offers excellent benefits, employee development opportunities and the possibility for a long-term working relationship.

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Fringe Benefits

Working for Comfone also provides you with additional social and financial benefits enhancing your professional and personal development and your overall job satisfaction.

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Modern Facilities

Comfone’s headquarters are easily accessible from the Bern city centre. Comfone offers a modern workplace with excellent facilities including a bistro that serves warm food and a salad buffet at lunch. Our bright and spacious offices make for a pleasant and comfortable work environment.

Find us

Comfone’s headquarters are easily accessible from the Bern city centre and surrounding areas. We are located just a 5 minute walk from the “Galgenfeld” bus stop, where buses run regularly (every 5 -10 minutes) and 5 minutes by car to the nearest highway exit.


Contact HR

sarah seibt

Sarah Seibt
HR Manager
This email address is being protected from spambots. You need JavaScript enabled to view it.
Tel. +41 31 341 10 10

Our address

Comfone AG
Nussbaumstrasse 25
P.O. Box
CH-3000 Bern 22
Tel. + 41 31 341 10 10