Embedded Firmware Developer | Embedded Firmware Entwickler (m/w/d)

Zenner International GmbH & Co. KG

Saarbrücken, Saarland, Deutschland
Published Nov 11, 2025
Full-time
Permanent

Job Summary

This role focuses on the entire lifecycle of embedded products, requiring expertise in C programming for 16- and 32-bit controllers. Day-to-day tasks include commissioning in-house developed circuits and boards, implementing all measurement and communication functions, and preparing devices for production. A core responsibility is integrating innovative measurement technology with modern Internet of Things (IoT) requirements, specifically focusing on extreme low-power solutions designed for battery lifetimes up to 15 years. You will enable the use of cutting-edge wireless techniques such as LoRaWAN, wireless M-Bus, NB-IoT, and Bluetooth LE for remote meter reading. The ideal candidate holds a degree in Computer Science or Electrical Engineering, possesses strong knowledge of C for embedded systems (with C# and .NET being a plus), and is proficient in handling communication protocols, system design, and systematic troubleshooting. This position is attractive for those seeking to guide products from concept to market in a future-proof industry.

Required Skills

Education

Degree in Computer Science, Electrical Engineering, or Communications Engineering

Experience

  • Professional experience in C programming for embedded systems (16- and 32-bit controllers)
  • Proficiency in handling communication protocols
  • Experience in systematic troubleshooting in embedded systems (Advantageous)
  • Experience guiding products from conception to market launch

Languages

Not specified

Additional

  • Not specified