Responsibilities:Confirm customer requirements for quantity products, entrust relevant departments to produce customer samples, provide technical support for customer certification, promote customer certification, and do a good job in customer certification progress and certification sample management.1. Assist the product sales department in customer promotion of new products;2. Initial technical support and negotiation during client certification;3. Communicate with relevant departments on the details of sample quantity, schedule, product priority, etc.;4. Feedback the certification requirements of customers’ samples to the competent authority;5. Compilation of certification documents and the compiling and signing of the client approval letter (CAS).Requirements:1. Bachelor or master graduates;2. Electromagnetic field and microwave technology, communication and information systems, information and communication engineering, electronics and communication engineering and other related majors;3. Have excellent English communication skills; familiar with the overall design of communication links, familiar with phased array antenna or phase shifter technology;4. Good analysis and problem-solving ability, good team awareness and sense of responsibility; strong ability to withstand pressure.