MACH产品开发工程师（硬件/光电子）

Location: Beijing, China Job ID: R0149678 Date Posted: 2026-11-06 Company Name: HITACHI ENERGY POWER SYSTEM CO., LTD. Profession (Job Category): Engineering & Science Job Schedule: Full time Remote: No Job Description: The opportunity Hitachi Energy is a global technology leader that is advancing a sustainable energy future for all. Hitachi Energy's Grid Integration business unit has delivered more than 4,000 projects over the last 15 years. Our Grid Integration portfolio spans a wide range of transmission and substation applications, which facilitate reliable and efficient system integration of the future digital electric network with minimum environmental impact. We incorporate the integrated systems, solutions and services of our business' DC and AC fields, including HVDC, Substations, FACTS, Grid and Power Quality solutions such as offshore wind connections, and Semiconductors. We offer Power Consulting for key segments in the energy system, such as renewables, transmission distribution and as well as e-transportation solutions. How you'll make an impact 1. You will join the MACH product development team and enhance products to build greener, more reliable and resilient electrical grids. 2. You will develop and maintain MACH products to improve the reliability and robustness of Hitachi Energy’s HVDC technology. 3. You will share professional expertise to boost development efficiency, optimize documentation, and upgrade design and testing infrastructure to meet current and future business needs. 4. You will participate in the full hardware lifecycle, covering concept design, requirement definition, simulation, prototyping, testing, release and post-launch production support. 5. You will design test schemes and develop requirement-driven verification and validation specifications as well as test systems, leveraging professional knowledge to drive technological improvement. 6. You will complete product prototyping, validation and testing, and build and maintain local verification infrastructure and test setups. 7. You will compile and update product documentation including test specifications and operating instructions, and take part in technical reviews and project planning. 8. You will select, evaluate and verify optoelectronic components deployed in electronic hardware, such as optical transmitters, receivers, photodiodes and associated optical interfaces. 9. You will design and assess optical communication links and optical power budgets, taking transmitter power, receiver sensitivity, fiber and connector losses, splitter/combiner insertion loss, component tolerances, aging effects and design margins into consideration. 10. You will establish verification methodologies and conduct optical link testing and characterization for optical power, attenuation, receiver sensitivity, signal quality and operating margin. 11. You will define and deliver qualification activities for optical components and products including optical splitters, combiners, fibers, connectors and fiber assemblies, covering technical requirements, qualification plans, acceptance criteria, testing and qualification report preparation. 12. You will be responsible for ensuring compliance with applicable external and internal regulations, procedures, and guidelines. 13. Living Hitachi Energy’s core values of safety and integrity, which means taking responsibility for your own actions while caring for your colleagues and the business. Your background 1. Bachelor’s or Master’s degree in Electronic Engineering, Optoelectronic Engineering, Optoelectronic Information Engineering, Communication Engineering, or a related field. 2. At least 3 years of professional experience in electronic hardware design and product verification & validation of analogue and digital circuits, including design for quality and reliability (DFMEA, MTBF, etc.), CAD tools (e.g. Altium, CADSTAR), and circuit simulation tools (e.g. SPICE, Ansys, SIMetrix). 3. Solid knowledge and practical experience in optoelectronic components and optical interfaces, including component selection, datasheet evaluation, design integration and verification of optical transmitters, receivers, photodiodes and related components. 4. Experience in optical communication link design and optical power budget analysis, considering transmitter output power, receiver sensitivity, fiber and connector losses, splitter/combiner insertion loss, component tolerances, aging and design margins. 5. Hands-on experience in optical testing and characterization, such as optical power, attenuation, receiver sensitivity and optical signal measurements, using relevant laboratory test and measurement equipment. 6. Experience in component and product qualification, preferably for optical components and products such as fibers, connectors, optical splitters, combiners and fiber assemblies, including qualification requirements, test plans, acceptance criteria and technical reporting. 7. Understanding of EMC principles, power integrity and power management. 8. Hands-on experience with laboratory test and measurement equipment, electronic circuit board bring-up, debugging, testing and rework. Good understanding of electronic circuit board manufacturing processes, including PCB, PCBA and DFM. 9. A high level of self-motivation, curiosity and willingness to learn new technologies, with a collaborative, solution-oriented approach and good communication skills. 10. Proficiency in English as a working language. 11. Strong commitment to safe work practices and compliance with relevant workplace safety requirements. 12. It would be an advantage to have experience in: supplier qualification and technical collaboration with component/product suppliers; Power supply and power electronics; Digital design and digital signal processing, including FPGA and MCU fundamentals; Test and measurement automation using VISA, Python or LabVIEW; Understanding of mechanical drawings and documentation. More about us We pride ourselves on offering a holistic range of competitive benefit programs to support your financial, physical and mental wellbeing and personal development. We want you to truly thrive with us – in work and out. For this role, depending on grade and experience, we offer the following employee benefits (subject to the respective plan rules) : 1.Up to 30 days full paid leaves per year 2.Flexible Benefit program (Supplementary Pensions included) 3.Medical Insurance(outpatient and inpatient) 4.Long service awards 5.Flexible Working(subject to role) Are you ready for an exciting new challenge? Does the above description sound like you? Welcome  Our selection process is continuous, and the position may be closed before the advertisement expires. So, if you are interested – don’t delay, apply today!  All other questions can be directed to Talent Acquisition Partner: Alice Zhao, WeChat: alicezhao2020. Accessibility and reasonable accommodation Qualified individuals with a disability may request a reasonable accommodation if you are unable or limited in your ability to use or access the Hitachi Energy career site as a result of your disability. You may request reasonable accommodations by completing a general inquiry form on our website. Please include your contact information and specific details about your required accommodation to support you during the job application process. This is solely for job seekers with disabilities requiring accessibility assistance or an accommodation in the job application process. Messages left for other purposes will not receive a response. Use of Al and automated tools in recruitment As part of our recruitment process, Hitachi Energy uses digital and automated tools, including Al-supported solutions, to assist with activities such as application screening, job matching, and interview scheduling. These tools are designed to support our recruiters and do not replace human decision-making. Candidate data is processed in accorda