亚马逊Sr. Electrical Engineer, HW Asia Development Center
任职要求
基本任职资格 - MSEE with at least 7+ years of experience or BSEE with at least 10+ years of experience in consumer product design - At least 4+ years of experience of leading and working with ODM/OEMs for all stages of product development - At least 7+ years of experience with system-level design including circuit design, system bring-up, integration, and debug - Knowledge of low-power circuit design, DC/DC converters, power management methods, audio circuit design, and analog design - Knowledge of processor architecture, digital circuit design, high speed signal design and debug (especially on discrete DDR) and various communications protocols such as I2C, UART, SPI, USB, MIPI, I2S, etc. - Knowledge of mixed-signal board-level design - Experience developing robust designs for ESD/EMI immunities and RF de-sensitization - Experience integrating RF technologies such as WIFI, BT, GPS, etc. - Experience leading and driving design development from schematic capture, PCB layout through assembly - Experience partnering with software teams to define and implement firmware, drivers and algorithms - English and Mandarin language skills - 30% - 50% travel required 优先任职资格 - Strong interpersonal skills and capability to manage and drive various cross-functional team members - Understanding of high speed design and noise suppression techniques - Hands on experience with signal integrity tools - Experience in designing products for wireless networks (GSM, UMTS, LTE), GPS, WiFi, and Bluetooth wireless systems - Strong communication and documentation skills and ability to operate autonomously - Complete understanding of manufacturing process including DFM and DFT for consumer products Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.
工作职责
In your lead role you will be the owner of all aspects of EE hardware design including, circuit/board design and validation. As part of a system team, you will work alongside system integrator and technology focused engineers who are subject matter experts of their fields. You will be responsible for integrating various core features of the product such as mics, speakers, display, cameras, and sensors, improving overall system quality, working with software/product design engineers to optimize product performance, and debugging complex systemic problems. You will be involved in projects from concept through production, gaining exposure to the complete design lifecycle. You will also support engineering builds gaining experience with high volume manufacturing.
The Role Tesla is seeking a highly motivated Linux Firmware Development Engineer for the Wireless Systems team to develop best in class telematics solutions. The role involves design and validation of wireless connectivity firmware/driver solutions for telematics systems across Tesla vehicle platforms (S, 3, X, Y, ...). The position requires working closely with cross-functional teams to enable connectivity stack integration, factory production and connectivity SoC provisioning , SoC firmware upgrade, SoC fusing and wireless connectivity self-test routine, also root cause customer raised system firmware related issues. This position involves working in a dynamic and fast-paced environment with tight timing constraints. Responsibilities o Integrate connectivity stack provided by SoC vendors into Tesla operating system. o Develop new features in well organized, efficient, and scalable C/C++ code. o Work closely with global firmware development and production team to keep delivering high quality firmware for manufacturing. o Contribute to factory provision process to improve HW failure rate and ensure performance of cellular connectivity of the in-house production line o Root-cause issues reported from different test scenarios/steps and customers especially on Linux kernel, Linux network, BSP, driver, etc. o Contribute to rapid prototyping and evaluation of Tesla’s next generation wireless platforms.
About the team The Industrial Energy team designs the eyes, ears, and brains of Tesla’s Energy Storage (Megapack) products. These system boards control the central processing, communications, thermal systems, high voltage safety, and system level components including breakers, contactors, and pyrofuses. The Role The Industrial Energy team is looking for a skilled and motivated individual to support the development, debug and continuous improvement activities of the Megapack PCBAS and factory test infrastructure. This person will serve as a first line of support to trouble-shoot PCBA failures from factory test as well as field returns. They will also perform sustaining activities such as designing in alternate components, cost-downs and design improvements. This person will interface with PCBA vendors and Tesla staff in the supply chain, factory test, field service and design engineering groups, requiring clear and organized communication. Responsibilities • Troubleshoot Megapack PCBA failures and drive corrective actions. • Start to finish design of tester PCBAs to support factory test stations. • Collaborate on the design and improvement of electronics test infrastructure hardware and software. • Support design updates to Megapack PCBAs. • Develop and execute test plans to validate circuit performance.
As a Battery System Engineer, you will engage with an experienced cross-disciplinary staff to conceive, and design innovative consumer product. You will work closely with an internal interdisciplinary team, and outside partners to drive key aspects of product definition and execution. You must be responsive, flexible, and able to succeed within an open collaborative peer environment. In this role, you will: 1. Lead the design, development, and delivery of Li-ion battery system per performance and safety requirements 2. Drive battery development from NPI through mass production 3. Research and evaluate emerging battery technologies 4. Collaborate with product teams to define battery specifications 5. Design battery protection circuit and pack design for NPI programs include schematic design, and component selection. 6. Develop and review battery pack schematics, BOMs and layout to meet design requirements 7. Conduct system and design reviews, failure mode and effects analysis (DFMEA), and risk assessments 8. Analyze and resolve battery-related issues in production and field 9. Perform battery safety assessment and design for safety 10. Support battery certification processes (CTIA/IEEE1725) 11. Manage and coordinate with CMs (contract manufacturers) on battery development for NPI programs 12. Build and maintain strong relationships with suppliers and manufacturing partners