Salt Mobile SA

Berne, Neuchâtel, Soleure

Customer Service Specialist – Technical / ONP 100%

  • 22 September 2026
  • 100%
  • Permanent position
  • Possible
  • Berne, Neuchâtel, Soleure

About the job

Are you a committed team player who quickly recognises customer needs and delivers straightforward solutions?

Do you share our values, focus on the essentials and always keep your promises?

Then you are a perfect fit for our modern Contact Centre in Biel!



Customer Service Specialist – Technical / ONP 100%



As a Customer Service Specialist – Technical & ONP, you are responsible for handling customer enquiries in the area of technical mobile support as well as number portability.

Your tasks

  • Handling customer enquiries and tickets that require in-depth technical analysis.
  • Diagnosing and resolving issues related to calls, SMS, mobile data, roaming, voicemail, SIM/eSIM and other mobile services.
  • Performing the necessary checks in various technical tools and internal systems.
  • Processing requests related to porting of mobile and fixed-line numbers (MNP/FNP).
  • Analysing and resolving rejected, blocked or faulty portings.
  • Ensuring follow-up of activations, number transfers and work orders.
  • Contacting customers when additional information or verifications are required.
  • Collaborating with internal teams such as Customer Care, Retention, Back Office, Service Solution and IT.
  • Escalating complex incidents to the responsible specialist departments when necessary.
  • Clear and complete documentation of each case in the internal tools.
  • Ensuring compliance with processes, deadlines and quality standards.
  • Contributing to the continuous improvement of processes and identifying recurring problems.
  • Ensuring a professional, efficient and solution-oriented customer experience, ideally at the first contact.

Your profile

  • Basic training with EFZ qualification or comparable technical education.
  • Strong analytical thinking, high willingness to learn and a structured, solution-oriented working style.
  • Fluent German in spoken and written form as well as good English skills; French and/or Italian are an advantage.
  • Great interest in digital tools and the telecommunications industry
  • Your personal qualities make the difference: reliability, communication skills, punctuality

We offer

  • Monthly bonus from the 3rd national language
  • Monthly salary paid in 13 instalments
  • Up to 20% home office depending on the area of responsibility
  • 5 weeks holiday
  • A modern and inspiring working environment
  • Strong social benefits as well as flexible and advantageous pension provision
  • Free mobile subscription valid throughout Europe
  • Exclusive offers and discounts on our products and services

Workplace: Biel

Have you always dreamed of working in a unique and diverse environment? Then we definitely want to get to know you!

A criminal record extract without entries as well as a debt collection office report will be required upon employment.

Apply directly online!