Junior Linux System Engineer

About the role

Quectel Wireless Solutions, a global IoT technology developer and cellular module supplier, is expanding its R&D centre in Serbia and is looking for a motivated Junior Linux System Engineer in Belgrade. The position is on-site, Monday to Friday, with a flexible start between 7:30 and 9:30 AM.

Key responsibilities

• Take part in developing and maintaining embedded Linux systems using Yocto or Buildroot, working under moderate supervision.
• Implement and maintain functions for mass-production platforms and API libraries, documenting their use, including OTA and other components such as network and multimedia systems.
• Assist in kernel and bootloader development, including debugging and basic customisations.
• Support Linux rootfs optimisation, focusing on stability and minor performance improvements.
• Provide first-level support for third-party component integration and customer issue resolution.
• Carry out preliminary research on kernel technologies and system design for new projects.

Required profile

• Bachelor's degree or higher in Computer Science, Electronic Information, Communication Engineering or a related field.
• 1+ year of experience with Linux system development, especially Yocto or Buildroot.
• Ability to read technical documents and implement solutions with guidance.

Required skills

• Hands-on experience writing and debugging Linux applications in C and basic C++.
• Knowledge of platform functions such as OTA, sockets, processes and threads.
• Familiarity with system performance tuning and troubleshooting.