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# Senior Application Engineer - Battery Sensing

- **Company:** Melexis
- **Location:** Tessenderlo-Ham, Belgium
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Data Analysis, Application Notes, Systems Engineering, ARM Architecture, C Sharp (Programming Language), Communications Protocols, Software Debugging, Embedded C, Firmware, Hardware Design, Java GUIs, Python (Programming Language), Real-Time Operating Systems, Signal Integrity, Systems Integration, Universal Asynchronous Receiver/Transmitter, Scripting, Serial Peripheral Interface, Bare Metal, Pcb Layout
- **Published:** October 22, 2026
- **Apply:** https://www.adzuna.be/details/5936788637

## About the Role

* Education: Master's degree in Electrical Engineering, Control engineering, Embedded Systems, or a related field.
 * Experience: 5+ years of experience in Application Engineering, Firmware Engineering, or Systems Engineering within the semiconductor or power
electronics industry.

 * Software Mastery:
o Proficiency in Embedded C for microcontrollers (e.g., ARM Cortex-M).
o Basic skills in Python for lab automation, data analysis, and scripting.
o Experience developing GUIs for hardware evaluation is a plus.

 * Hardware & System Knowledge:
o Solid understanding of low-level communication protocols (SPI, I2C, UART, CAN).
o Knowledge of Battery Management Systems (BMS), Li-ion battery behaviour, and high-voltage isolation will be a plus
o Strong grasp of mixed-signal fundamentals (ADCs, current/voltage sensing, noise mitigation).
o Ability to read schematics and review PCB layouts to advise on signal integrity.

 * Soft Skills: Excellent problem-solving abilities in the lab (hands on mindset), strong customer-facing communication skills, Self-driven, fluent English (written
and spoken), adaptability and agility, Willingness to travel (20% of the time)

## Description

* Evaluation Tools: Develop Python scripts and GUI applications (C#, Python, or similar) to allow customers to easily evaluate our product.
 * Customer Design-In Support: Act as the premier technical authority for Tier 1 and Tier 2 customers, guiding them through hardware integration, software driver implementation, and system-level debugging of their Battery Management Systems (BMS).
 * Software & Ecosystem Development: Architect and write bare-metal and RTOS- based Embedded C code (drivers, reference libraries) for host microcontrollers interfacing with our sensors.
 * Lab Validation & Troubleshooting: Replicate customer issues in the lab. Utilize oscilloscopes, logic analysers and battery emulators to debug complex mixed-signal systems at the PCB and firmware level.
 * Technical Collateral: Author high-quality Application Notes, Reference Design manuals, and software integration guides to scale our global technical support.
 * Product Definition: Act as the "voice of the customer." Translate field feedback into actionable requirements for our IC design and systems teams to define the next generation of Melexis battery sensors.
 * Mentorship: Provide technical guidance and training to Field Application Engineers (FAEs) and other team members.