About us

NET CHECK GmbH was founded in 1999 with the aim of improving the quality of communication networks. Since then, NET CHECK has developed into the leading partner of network operators and infrastructure providers of mobile and fixed networks of all technologies. Its core competencies include international network benchmarking (comparative measurements) as well as network planning and fault analysis. NET CHECK has one of Germany's largest crowdsourcing platforms, which generates over 144 million data points every day. Our commitment to quality and security has earned us the trust of scientific and government institutions.
NET CHECK is headquartered in Berlin and is part of the NC GROUP, an owner-managed group of companies with a total of over 180 employees at five locations in Germany and one in Belgrade, Serbia. 

Job Summary: To support our product development team, we are seeking a Android Software & Firmware Integration Engineer with strong hands-on experience in embedded firmware development. In this role, you will be responsible for the integration, optimization, and validation of firmware for Android devices. This includes a resolution of integration issues across bootloaders, kernel, drivers, and Android frameworks. You will work closely with software engineers to ensure seamless hardware-software integration and deliver reliable, high-performance devices.

Responsibilities

• Integrate and validate firmware, device drivers, and components for Android-based platforms, ensuring proper functionality of sensors, connectivity, and modem subsystems.
• Optimize firmware integration for system performance, boot time, memory footprint, and power efficiency.
• Develop firmware/software packages for engineering deployment.
• Debug and resolve integration issues across bootloaders, kernels, device drivers, and Android frameworks using tools such as ADB, logcat, dmesg, GDB, and JTAG.
• Develop and execute test cases, automation scripts, and validation plans to ensure the stability and reliability of integrated firmware.
• Document integration processes, packaging workflows, and release notes to support engineering, QA, and manufacturing teams.
• Participate in design/code reviews and technical knowledge sharing across teams.

Your profile

• Bachelor’s or Master’s degree in Electrical Engineering, Computer Engineering, Computer Science, or related field.
• 5+ years of hands-on experience in embedded firmware development.
• Proficiency in C/C++ and familiarity with assembly where required.
• Strong knowledge of Android internals, AOSP, and device bring-up process.
• Proficiency with debugging tools (ADB, fastboot, JTAG, GDB, etc.).
• Familiarity with kernel development and Android device tree configuration.
• Experience with Qualcomm, MediaTek, or similar SoC platforms.
• Experience with version control systems (e.g., Git).
• Strong communication skills in English (written and spoken), German is a plus.

We Offer

• Employment Type: Full-Time, indefinite term.
• A dynamic team characterized by creativity, collaboration, and technical excellence, creating an innovative workplace.
• Flexible working hours.
• 28 vacation days.
• Health & Sports Subsidy: Sports membership subsidy.
• Public Transportation Subsidy: Monthly subsidy for a Germany-wide ticket.
• Bicycle leasing via JobRad.
• Regular Team Events.