·Responsible for the design and production quality of satellite navigation module and circuit board products
·Responsible for quality control in various stages of circuit board design, electrical installation, production, and testing, as well as quality information statistics and analysis
·Responsible for failure analysis of faulty parts and customer complaint products, as well as cooperating with technical zeroing
·Responsible for user verification and identification testing follow-up, on-site problem coordination and handling

·Bachelor's degree or above
·Majors related to electronics, electrical, navigation, communication, microelectronics, integrated circuits, etc
·More than 5 years of experience in JG electronic product quality management or circuit board debugging and testing
·Priority given to work experience in the field of satellite navigation

·Complete chip testing plan design, development, debugging, and optimization of testing programs according to requirements
·Development of test program conversion on different testing platforms
·Complete the writing, maintenance, and archiving of technical materials and product documents
·Coordinate and handle customer feedback on testing issues, communicate various auxiliary systems and software development
·Create job standards and analyze engineering reports during project development

·Familiar with two or more testing platforms in 93K, NI, UltraFlex, and Chroma, familiar with CP and FT testing processes
·Familiar with programming languages such as C and C++, with strong programming skills, familiar with chip testing processes, and experience in mass production testing
·Master basic hardware circuit knowledge, possess strong hardware design skills, and be proficient in using various chip testing tools
·Master's degree in Computer Science, Communication, Instrumentation, Electronic Information or related fields

·Participate in product requirement review, responsible for testing requirement analysis, testing plan design, and testing case design for Beidou Navigation Receiver products
·Deep mining of testing scenarios provides established methodological support for writing test cases
·Capable of independently completing receiver software testing execution and testing summary
·Can independently use various testing tools to reproduce problems, conduct preliminary analysis of problems, provide preliminary judgments, and assist in developing solutions to problems
·Actively promote the bug fixing process until the bug is fixed and verified to be closed
·Utilize existing automation frameworks to write automated scripts for test cases, maximizing the automation execution rate of responsible modules
·Participate in field testing of actual application scenarios according to testing needs

·Has a good testing mindset, has received system testing training, is sensitive to bugs, has a passion for discovering bugs, and loves the testing position
·Rich experience in satellite navigation receiver product testing, familiar with navigation testing indicators
·Rich experience in writing test cases
·Proactive in work, strong execution ability, strong sense of responsibility, and the ability to push forward problems

·Responsible for the design and verification of module circuits for RF chips, able to independently complete module schematics

·Major in Communication/Microelectronics/Electronic Information Engineering, Master's degree or above, with over 10 years of work experience and mature experience in RF module design

·Product hardware design. Responsible for product hardware solutions, component selection, schematic and PCB design, and responsible for preparing product hardware drawings
·Technical support for sample processing. Responsible for the production of BOM, processing documents, and mounting documents for single boards
·Product hardware debugging and testing. Responsible for debugging and testing the R&D prototype, responsible for resolving hardware related issues during the R&D phase
·Product production support. Responsible for production support during the small batch stage of products and providing support for some after-sales technical issues

·Familiar with hardware circuit development process, able to independently complete requirement analysis, device selection, and circuit design work. Priority given to hardware design experience in batch production products
·Proficient in using EDA software such as Candence for hardware circuit diagrams and PCB design
·Proficient in the use of signal sources, spectrographs, oscilloscopes, and other instruments

·Responsible for product level testing
·Organize testing work and issue testing reports
·Provide product technical support to external parties
·Responsible for managing product technical status

·Bachelor's degree in communication, electronics, automation, and related fields, with at least 2 years of work experience (fresh graduates are acceptable)
·Priority given to relevant work experience in Beidou or GPS satellite navigation applications
·Proficient in using testing instruments such as multimeter, oscilloscope, soldering iron, etc
·Good communication skills and teamwork spirit, with a high sense of responsibility, able to adapt to short-term business trips
·Having a driver's license and knowing how to drive

·Familiar with the basic principles and technical indicators of the product, organize project implementation and promotion
·Familiar with R&D and testing processes, closely communicate with R&D, and drive product performance optimization iterations
·Participate in technical exchanges and support, answer customer inquiries, and promote product implementation
·Independently complete the writing of product documents, project documents, test reports, and other materials

·Graduated from related disciplines such as Navigation Guidance and Control, Surveying and Mapping Science and Technology, Transportation Engineering, Computer Science, Instrument Science and Engineering, etc
·More than three years of work experience in navigation, surveying, intelligent driving, robotics, computer vision, monitoring and other industries
·Strong language expression ability, interpersonal communication ability, communication and coordination ability, and organizational management ability
·Having certain engineering practical skills, with experience in product debugging and testing is preferred
·Has a professional spirit and can withstand a certain level of work pressure.

·Responsible for the research, modeling, and engineering of physical layer algorithms for wireless communication
·Responsible for optimizing the performance of our communication products, etc

·Communication major, mastering basic communication knowledge such as signal bandwidth, channel capacity, channel coding, modulation, sampling theorem, signal-to-noise ratio, etc
·Proficient in using Matlab and C programming languages, with the ability to model and debug algorithm documents to code
·Experience in developing and debugging communication transceivers with typical single carrier (TDMA) and multi carrier (OFDM) signal systems
·I have experience in applying algorithms such as communication synchronization, frequency estimation, channel estimation and equalization, and channel coding and decoding

·Responsible for developing EDA validation and validation plans
·Responsible for verifying and testing feature extraction
·Responsible for building IP and SOC verification environment
·Responsible for writing and debugging validation cases

·Major in computer, electronics, or related fields, with at least 2 years of experience in chip verification work
·Familiar with C/C++language, familiar with Linux working environment and programming scripts such as Perl/Python/Shell/Makefile
·Familiar with SystemVerilog language and UVM/VMM validation methodology
·Familiar with EDA simulation and debugging tools such as VCS, VERDI, DVE, etc
·Familiar with AMBA bus protocols (AXI, APB) and VIP usage methods
·Has good communication and teamwork skills
Priority will be given to those with the following experience:
·Priority given to those with successful film casting experience
·Priority given to those with gate level simulation experience
·Priority given to those with experience in verifying GMAC, ARMCPU, USB, DDR, etc., and those with a certain understanding of white box verification and random verification
·Priority given to those with experience in verifying baseband algorithms

·Participate in the formulation of indicators for RF chips in navigation, satellite communication, and other areas, and be responsible for testing and verifying the functional and performance indicators of RF chips after chip fabrication
·Responsible for designing RF chip application solutions, designing and debugging single board schematics, and collaborating with PCB engineers to complete layouts
·Participate in system performance testing and verification of RF and baseband chips
·Responsible for solving radio frequency related technical issues such as navigation and satellite communication

·Bachelor's degree or above in electronic information, automation, communication and related fields
·Familiar with various high-frequency electronic components, with a deep understanding of RF circuit principles and design, as well as typical RF indicators
·Familiar with navigation RF application solutions and component selection
·Proficient in using various RF testing instruments
·Proficient in commonly used hardware board EDA design software