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# Battery Software Engineer

- **Company:** UL Company
- **Location:** Álava, Spain
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Python (Programming Language), MATLAB, Simulink, Test Data, Working Model 2D, Storage Devices
- **Published:** September 25, 2026
- **Apply:** https://www.buscojobs.com.es/battery-software-engineer-en-alava-ID-373086730

## About the Role

Compensaciones / Beneficios * Lead international industrial/research projects from technical and organizational points of view * Lead technical discussions with customers * Design, develop and validate control algorithms for battery state detection * Develop, implement, and validate battery models * Design Battery Management System (BMS) architecture for custom applications * Design and supervise characterization and validation test procedures * Evaluate and analyze test data * Supervise junior engineers Responsabilidades * Bachelor or Master in Engineering (various fields) * 3-4 years of experience in battery modeling and/or design of state detection or BMS functionalities * English fluent (German appreciated) * Strong communication skills, proactive and independent work * Experience with MATLAB and Simulink; C and Python knowledge appreciated Requisitos principales * Hybrid working model * International and young working environment * Close collaboration with the Aachen
team * Continuous training

## Description

Experteer Overview In this role you will develop advanced diagnostic algorithms and models for batteries, collaborating with an international team to support testing, modeling, and BMS-related solutions.You will shape state-detection functionalities and validation methodologies for a range of storage devices, from coin cells to high-voltage modules.The work combines hands-on modeling with customer-facing discussions, contributing to innovative diagnostics in a global environment.This is an opportunity to apply AI-based approaches and model-based software to real-world energy storage challenges.Compensaciones / Beneficios * Lead international industrial/research projects from technical and organizational points of view * Lead technical discussions with customers * Design, develop and validate control algorithms for battery state detection * Develop, implement, and validate battery models * Design Battery Management System (BMS) architecture for custom applications * Design and supervise characterization and validation test procedures * Evaluate and analyze test data * Supervise junior engineers Responsabilidades * Bachelor or Master in Engineering (various fields) * 3-4 years of experience in battery modeling and/or design of state detection or BMS functionalities * English fluent (German appreciated) * Strong communication skills, proactive and independent work * Experience with MATLAB and Simulink; C and Python knowledge appreciated Requisitos principales * Hybrid working model * International and young working environment * Close collaboration with the Aachen team * Continuous training