Overview

Join our team as a MEMS Microphone Engineer and lead the charge in developing and optimizing cutting-edge MEMS microphone modules for the future of consumer electronics. Your deep expertise in acoustic engineering and semiconductor manufacturing will be the driving force behind overcoming complex system-level challenges like Microphone Coexistence (Mic-Coex) with wireless radios and ensuring pristine sound quality. Collaborate with cross-functional teams to deliver reliable, high-performing audio solutions with impressive manufacturing yields.

Responsibilities

• Drive the development of custom MEMS microphone modules, covering MEMS transducer, ASIC, and advanced packaging solutions, while balancing acoustic performance, power consumption, and physical footprint.
• Lead the integration of microphone modules into complex systems, focusing on resolving Microphone Coexistence (Mic-Coex) issues involving RF/EMI and signal integrity.
• Implement mechanical and electrical integration using flexible printed circuits (FPC), ensuring robust electrical connectivity and optimal acoustic path designs to maintain high-frequency sensitivity.
• Oversee the Final Assembly, Test, and Pack (FATP) process, establishing critical tolerances and developing acoustic testing methodologies for mass production.
• Define and oversee comprehensive reliability testing programs, including thermal cycling, drop/shock testing, and moisture sensitivity (MSL) evaluations, based on industry standards like JEDEC and MIL-STD.

Minimum Qualifications

• Bachelor's degree in Electrical Engineering, Mechanical Engineering, Acoustics, Physics, Materials Science, or a related field.
• A minimum of 5+ years of direct experience in MEMS microphone module development from concept to high-volume mass production.
• Expertise in acoustic engineering and semiconductor manufacturing, with strong problem-solving skills in system-level challenges such as RF/EMI and signal integrity.
• Proven experience in collaborating with cross-functional teams, external vendors, and contract manufacturers.
• Willingness to travel internationally (up to 25-30%) to support manufacturing ramps and vendor audits.

Preferred Qualifications

• Advanced degree (Master's or Ph.D.) in a relevant field.
• Familiarity with statistical process control (SPC) and data analysis tools like JMP or Minitab for yield analysis and failure mode analysis.
• Experience with structured problem-solving techniques such as 8D and FMEA.

Equipment Development Engineer

Responsibilities

• Import equipment according to the company's capacity planning requirements

• Responsible for technical input, technical confirmation, technical benchmarking, equipment manufacture, installation, commissioning, acceptance and delivery

• Responsible for tracking, coordinating and managing the project schedule of new equipment introduction; familiar with the principle and core requirements of lithium electric equipment is preferred

• Responsible for following up the construction and internal installation progress, and confirming whether the site construction meets the equipment installation requirements

• Collect and sort out related engineering data after new equipment is imported, and output related equipment management files

• Familiar with the development of lithium equipment industry and suppliers, and have relevant supplier resources and management experience

Qualifications

• At least 3 years relevant experience, bachelor degree or above

• Project experience in importing specific equipment, familiar with basic knowledge and principle of mechanical, electrical and other automation equipment of lithium electric equipment

• Familiar with project management process and methods, and preferred to engage in non-standard automation equipment development projects

• Proficient in CAD drawing and office software, familiar with equipment design and production

• Good teamwork skills, good communication skills, hard-working, strong sense of responsibility, working experience in lithium industry and excellent English is preferred

Equipment Electrical Engineer

Responsibilities

• Responsible for the assembly and debugging of the company's non-standard automation equipment

• Skilled in using solidworks, proe and other 3D design software, capable of independently designing fixture required by automation equipment

• Analyzed the problems in assembly and debugging, and worked with suppliers to solve the problems

• Proficient in Mitsubishi, Delta etc., independently complete equipment program writing

• Evaluation of electrical outsourcing suppliers, and introduction and transformation of outsourcing technologies

• Prototype trial production, participated in field tests, dealt with electrical faults, and proposed product improvement measures

• Determine the final product or system, and prepare production documents, user manuals and other related documents

Qualifications

• College degree or above. Major in mechanical and electrical, automation or related field

• At least 3 years’ experience in non-standard automation design, assembly and debugging

• Familiar with non-standard automatic electric control wiring and able to debug

• Familiar with wiring debugging of electronic control equipment such as PLC, IPC, manipulator, motor and slide rail

• Calibrate and adjust the assembly schedule to meet the accuracy requirements

Fixture Development Engineer

Responsibilities

• Responsible for docking with process engineers, designing and selecting new tooling and fixtures for production line

• Responsible for technical proposal and technical review of fixture with suppliers

• Responsible for the optimization and improvement of tooling and fixtures of the test line

• Purchase management of equipment fixture

• Complete other tasks assigned by superiors

Qualifications

• Bachelor’s degree or above; Major in mechatronics, automation, mechanical design is preferred

• Familiar with mechanical design and metal processing technology

• More than 1 year experience in power battery module PACK fixture design

• Proficient in AutoCAD, Pro-e, Solidworks and other design software

• Understand the basic knowledge of electric control, pneumatic, hydraulic, etc

Mechanical Engineer

Responsibilities

• Responsible for the analysis and evaluation of power battery cell selection, structural materials and product structure design scheme according to customer SOR

• Responsible for the schematic design of power battery PACK battery system and modules, detailed design of 3D digital model and 2D drawings

• Responsible for the safety and reliability design of power battery PACK battery system and module level

• Systematically analyzed the problems found in trial production, mass production and user feedback, and put forward improvement suggestions

• Responsible for sample sending and making, processing progress tracking, sample confirmation, etc.

• Responsible for testing and verification of Pack system and parts, design optimization according to regulations or customer requirements, and structural improvement for mass production

• Prepare design specifications and patents

Qualifications

• Bachelor’s degree or above, major in electrochemistry, Vehicle engineering, Mechatronics, polymer materials, Electrical engineering, automation, etc

• More than 3 years of experience in power battery PACK structure design, experience in product G&D drawing, dimension chain analysis, ability to independently design pack battery system structure, independent structural strength simulation ability is preferred

• Experience in composite material structure design and structural airworthiness verification of aircraft is preferred

• Familiar with battery electrical related professional knowledge, battery selection and testing experience is preferred

• Familiar with the characteristics and application range of metal materials and plastic materials, proficient in injection molding process, sheet metal processing process, surface treatment, etc., skilled in Solidworks, CATIA, UG and other design software

• Able to read and write in English

• Work hard, careful and rigorous, have a sense of responsibility and good team spirit

Process Engineer (Senior Engineer / Engineer)

Responsibilities

• Responsible for the development of new products, new materials and new processes, and responsible for the manufacturability analysis and mass production introduction of evaluation products

• Put forward the process optimization plan, carried out verification and result analysis, and completed the formulation, implementation and update of process documents

• Responsible for the analysis and defect improvement of adverse problems in the battery production process, identification of possible failure modes in the mass production process of new product introduction, and output effective process control methods

• Responsible for product process route and data collection and maintenance

• Responsible for process optimization, improvement of process flow and parameters, and improvement of optimal rate

Qualifications

• Bachelor’s degree or above, major in material, chemistry, mechanical science and engineering

• More than 3 years of experience in lithium battery technology or product development

• Familiar with the manufacturing process standards of lithium batteries

• Good team communication skills