What we need you to do: • Provide after-sales technical support for wind turbine electrical control systems and energy storage products, including troubleshooting, root cause analysis, solution development, and closed-loop resolution； • Support site teams in handling faults related to main control, pitch systems, converters, sensors, communication, control cabinets, and other electrical or control components； • Analyze fault cases, operational data, alarm information, and contractual performance anomalies, and develop corrective and preventive actions to improve product and site performance； • Prepare and review technical documents such as root cause analysis reports, technical clarification letters, troubleshooting guides, and training materials； • Work closely with R&D, quality, supply chain, delivery, and O&M teams to drive issue resolution, product improvement, and knowledge sharing； • Support client communication, identify key customer needs, and participate in major case reviews and response strategy development； • Contribute to FMEA, failure analysis, risk identification, and technical knowledge base development to improve product reliability and team capability； What we expect from you: • Bachelor’s degree or above in Electrical Engineering, Automation, Control Engineering, Mechanical Engineering, Electronic Engineering, or a related field； • Solid knowledge of electrical control, PLC, automatic control, power electronics, sensors, communication, or related systems； • Strong analytical, problem-solving, communication, and coordination skills, with the ability to work effectively across teams and with customers； • Strong sense of ownership, learning agility, and resilience under pressure, with willingness to travel for on-site and international project support； • Strong interest in new energy, wind power, energy storage, and field technical support work； • Fluent English communication skills, both spoken and written, for daily work and professional documentation； • Mandarin proficiency sufficient for daily work communication； • Familiarity with mainstream large language models and Agent applications, with the ability to use AI tools to improve efficiency and problem-solving； Preferred qualifications: • Internship or project experience in the energy industry, especially in wind turbine engineering services, electrical commissioning, control systems, equipment O&M, or energy storage products； • Experience with Python or data analysis is a plus；