Job Summary
We are seeking a highly motivated and innovative R&D Engineer to join our dynamic team at Hitachi, Ltd. This role involves contributing to the research, design, and development of cutting-edge technologies and products, pushing the boundaries of innovation within our diverse industrial sectors.
Job Responsibilities
•Perform verification and validation of Substation Automation and Protection products, systems, and engineering tools.
•Design, execute, and document functional, integration, interoperability, regression, performance, and system-level test cases.
•Validate IEC 61850 services and system engineering, including MMS, GOOSE, Sampled Values, SCL files, and time synchronization where applicable.
•Test communication interfaces and protocols such as IEC 61850, IEC 60870-5-101/104, DNP3, OPC UA, SNMP, and other relevant industrial protocols.
•Analyze network communication and troubleshoot system-level issues using tools such as Wireshark and protocol/test tools.
•Validate integration between IEDs, protection and control devices, SCADA systems, gateways, engineering tools, and communication networks.
•Integrate the industry standard redundancy protocols and time synchronization between devices.
•Identify, reproduce, document, and track defects, working closely with development teams through resolution and verification.
•Contribute to test automation using Python or similar scripting technologies to improve test coverage and efficiency.
•Participate in cybersecurity and secure communication validation, including authentication, secure protocols, certificates, role-based access, and network security features where applicable.
•Prepare clear test specifications, test reports, defect reports, and technical documentation.
•Collaborate with local and global R&D teams to continuously improve test methods, automation, product quality, and validation efficiency.
Job Qualifications
•Bachelor's or Master's degree in Electrical Engineering, Electronics, Instrumentation, Power Systems, or a related engineering discipline.
•Good understanding of Substation Automation, Protection & Control, or power automation systems.
•Knowledge of IEC 61850 concepts and communication architecture.
•Familiarity with at least some industrial protocols such as IEC 60870-5-101/104, DNP3, OPC UA, Modbus, or SNMP.
•Basic understanding of Ethernet networking, TCP/IP, VLANs, redundancy, and time synchronization concepts.
•Experience with system testing, product validation, integration testing, or troubleshooting.
•Ability to analyze communication/network traces using Wireshark or similar tools.
•Basic programming or scripting knowledge, preferably Python.
•Strong analytical, problem-solving, documentation, and communication skills.
