英伟达Circuit Calibration Methodology Engineer
任职要求
• MS with 6+ years or equivalent experience in Electrical Engineering (EE), Computer Engineering (CE), Computer Science (CS), Systems Engineering, or a related field • Deep understanding of analog/digital/mixed-signal circuit principles, including noise analysis, stability, and PVT variations • Experience in designing calibration hardware and software algorithms, integrating calibration routines into high-volume manufacturing test flows • Expertise in lab equipment (oscilloscopes, signal analyzers) and automated test systems (ATE) • Knowledge of statistical methods to optimize calibration processes and reduce measurement uncertainty • Experience in creating new system tests or automation tools, good skills in Linux, Python, and Perl. • Excellent problem solving, collaborative and interpersonal skills Ways to stand out from the crowd: • Background in pre-silicon/FPGA circuit feature validation, RTL design and …
工作职责
• Design architectures & algorithms for circuit calibration feature, characterize & model circuit behavior for both ATE and mission mode • Define circuit calibration software/firmware/tools, optimize calibration process and costs • Partner with ATE or SW team, integrate circuit calibration process into ATE or SW • Improve ATE to system correlation and circuit PVT variations
This role requires the familiarity of SMT test processes & its supply chain, the ability to work independently, good collaboration skills, and strong communications ability both in English and Mandarin. In this role, you will design & validate SMT test stations and constantly pursue new test methods as well as labor/cost reduction and automation. The testing engineering key functions will include: - Design for Testability: Collaborate with design team to generate ERS(engineering Requirements Specification) and ensure features are tested logically and efficiently. - Test Station Qualification: Collaborate with test station vendor to bring up test station and test coverage. Use statistical tools (such as GR&R, SPC, and Cp/Cpk) to ensure processes/fixtures are repeatable. - Failure/Data Analysis: Analyze tester related failures by deep dive in test theory/algorithm, define DOEs to figure out the root cause. Analyze test data to fine tune test spec, optimize test method and test time. You will travel (30%~50%) to both domestic and overseas' suppliers side for critical tasks.
THE ROLE As a power electronics engineer Intern, you will be a member of the world-class power electronics product design team to develop and test the high efficiency, high density and high reliability on-board battery charger. RESPONSIBILITIES Involve in performance calibration and testing of sub-circuits with alternative design. Efficiency, thermal, voltage stress analysis of the proposed new power conversion circuits. Circuit debugging of the root cause of the designed circuits. MATLAB modelling of the power conversion circuits modulation and operation.
1. Responsible for the development of power module electromagnetic and circuit models include Spice model, optimizing power module electrical design, chip selection, and solving difficult problems such as oscillation, current sharing, crosstalk, and circulation current; 2. Responsible for the thermal resistance simulation, flow resistance simulation and various working condition temperature simulations of the power module, and optimizing the thermal design of the power module, completing the development of the electrothermal coupling simulation model of the power module; 3. Leading the power module packaging process simulation such as warpage, thermal mechanical stress, mold flow simulation, optimizing power module design, tooling fixture solution and key process parameters; 4. Aim to find root cause for power module reliability issues using simulation method, and complete lifetime assessment model and DFR for power modules; 5. Leading the continuous optimization of the power module simulation platform, defining a fast, robust, and automated simulation workflow, improving model accuracy based on experimental results, and realizing product virtual design and digital engineering; 6. Responsible for tracking cutting-edge simulation theories and methods for power modules, and using AI and big data methods to accelerate power module design and process development.
1. Track industry technology trends and develop packaging technology roadmaps for power modules; 2. Responsible for power module product definition, develop power module product roadmap; 3. Leading the team to complete the pre-research of advanced packaging solutions, and organize technical cooperation with universities and research institutes; 4. Leading team to complete the technical development of advanced power module, output design and process files; 5. Support product development team to finish product development and import to factory for mass production.