Automotive Diagnostics Software Test Engineer - Mid-Level / Senior-Level

This will help you grow: Plan, develop, execute, and maintain manual and automated test cases, test scenarios, and test scripts for automotive ECU software. Perform end-to-end testing covering  Automotive Diagnostics, Network/Communication, and Security functionalities. Test and validate automotive diagnostic functions based on  UDS / ISO 14229 , including Diagnostic Session Control, ECU Reset, Security Access, Read/Write Data, Routine Control, Communication Control, DTC services, and other relevant diagnostic services. Perform  network testing and validation using CAN, CAN FD, Automotive Ethernet, and FlexRay, including message, signal, communication, timing, routing, network management, and error-handling validation.Analyze CAN/CAN FD and Ethernet traces, diagnostic logs, ECU responses, and communication data to identify failures and perform root-cause analysis. Validate communication between ECUs and ensure correct behavior of diagnostic and network services under different operating conditions. Perform automotive security testing , including secure diagnostic functions, authentication/access mechanisms, Security Access, access-control behavior, communication security, and identification of potential security weaknesses.Apply relevant automotive cybersecurity concepts and ISO 21434 requirements during software testing and validation . Develop and execute negative, robustness, boundary, error-handling, and security test cases to validate ECU behavior under abnormal and unexpected conditions. Perform  integration, regression, confirmation, and system-level testing following software changes and defect fixes. Use tools such as  Vector CANoe/CANalyzer, Dante and other relevant automotive diagnostic, network, and security testing tools. Analyze test failures, identify potential root causes, and work with developers and system engineers to resolve software and communication issues. Create and maintain detailed defect reports in Jira, KPM, or equivalent tools, including reproduction steps, logs, traces, expected/actual results, and technical analysis.Maintain test documentation, test reports, requirement traceability, and test evidence using tools such as Confluence or equivalent platforms. Participate in technical discussions with internal stakeholders and  global customer teams , including teams based in Germany. Support troubleshooting of complex diagnostic, communication, and security-related issues and provide technical inputs to development teams. Contribute to the continuous improvement of test strategies, test automation, test processes, methodologies, and quality standards . Take ownership of assigned testing activities and ensure deliverables are completed within defined quality and project timelines. For Senior-level candidates, provide technical guidance to other engineers, review test cases and test results, support task coordination, mentor team members, and act as a technical SPOC for…