Job Responsibilities:

• Analyse BMS system and software requirements and derive verification criteria and test cases.
• Develop and maintain system test specifications, test procedures and test reports.
• Perform functional testing of BMS features, including: Cell voltage monitoring, SoC, SoH, SoP, Battery protection and Charging/discharging functions
• Perform ECU and system-level testing using HIL/SIL test environments.
• Validate BMS behaviour under normal, boundary and fault conditions.
• Perform fault-injection testing, such as sensor faults, communication failures and electrical fault conditions.
• Test vehicle communication through CAN/CAN FD, including signal monitoring and message validation.
• Perform UDS diagnostic testing,



including DTC validation, diagnostic services and fault recovery.
• Analyse CAN logs, diagnostic traces and test results to identify root causes of failures.
• Automate BMS test cases where applicable.
• Maintain bidirectional traceability between system requirements and system test cases.
• Participate in requirement reviews, test reviews and issue-resolution discussions with system, software, hardware and FuSa teams.
• Support test coverage analysis and release/readiness reporting.

📌 Battery System Test Engineer (Monterrey)
🏢 Global Connect Technologies
📍 Monterrey