Device & SIM Engineer

Technology Portugal Full-time


We are looking for a qualified cellular device and SIM QA Engineer with technical background to be part of Webbing success team. If you have experience with cellular device and SIM card testing, end to end service understanding and are looking for an exciting challenge, come and join us. 

What you’ll do:

  • As a Device & SIM Engineer, you will be responsible for the evaluation, testing and improving of Webbing innovative solutions.
  • You will own the new device onboarding process - device connectivity testing and debugging, testing report preperation, interaction with customers, device vendors and SIM vendors.  
  • You will run the Webbing test-lab, working closely with the Webbing network team and the Software QA team.
  • You will be collaborating with the Product Management team, working closely with the Product Managers, Product Owners and the R&D team in order to improve Webbing existing Device and SIM related solutions as well as validate new solutions.


  • 3 years of experience as a Cellular Device Testing Engineer and/or Cellular Network Engineer 
  • Knowledge and experience working with trace and network analyzer tools (like Wireshark and Comprion and similar) 
  • Ability to build verification plans and execute test cases  
  • Good knowledge of cellular call flows and basic procedures 
  • Familiarity with IP and cellular network protocols  
  • B.Sc. in Telecommnications/Electrical/Electronics/Computer Engineering, or related field - preferred 
  • Experience with cellular radio interfaces – advantage 
  • Experience with OTA and SIM settings - advantage 
  • Proficiency in English 


Founded in early 2010, Webbing is a global data MVNO that delivers enterprise grade, global connectivity and IoT services across more than 200 countries and 600+ mobile carriers' networks. Webbing's secured network delivers network protection and web content intelligence.

Enterprise customers can manage, monitor, and optimize data usage in real-time with Webbing's powerful software platform. Gain visibility by application type and have the power to white list applications and limit non-business applications with the click of a button, saving money and improving compliance.


  • Work life balance 
  • Unlimited data plan for traveling. 
  • Growth opportunities 
  • Professional development budget 
  • Global company- working and collaborating with amazing people around the world. 
  • Fun working environment & company activities