Principal System Validation Engineer - Alpha & Omega Semiconductor

At Alpha and Omega Semiconductor (AOS), we design, develop and globally supply a broad range of power semiconductors, including a wide portfolio of Power MOSFET, IGBT, IPM, TVS, GaN/SiC, Power IC and Digital Power products. You will find our products in everyday applications including personal computers, graphic cards, gaming consoles, TVs, home appliances, smart phones, power tools, and more! At the center of our innovation is our people who bring passion, talent, and a collaborative atmosphere to our growing company. We offer an impressive benefit package and career development opportunities. If you are ready to take the next step in your career working with a team of passionate and talented people, then take a look at the job opportunity below to POWER your career!

The System Validation Engineer will lead validation of AOS multiphase DC/DC solution (Controllers and Smart Power Stages.)

Primary Job Responsibilities:

• Define methodology for automated validation and drive development of PCB needed for the task.
• Use scripting language such as python to fully automate validation suite using bench top equipment and off the shelf components.
• Define fully embedded test suite using FGPA/Microcontroller for randomized tests.
• Work closely with design team to come up with test vector to ensure maximum test coverage.
• Create and maintain validation plans.
• Own bug tracking system and drive a periodic meeting with cross function team to uncover root cause.
• Work closely with the cross functional team to lock down datasheet electrical specification and lead ATE vs Bench correlation task.

Qualifications (academic, experience, skills, etc.):

• Experience and knowledge of DC-DC controllers and architectures
• Experience with PCB design tool such as OrCAD and Allegro
• Experience with Python for automation of common bench top equipment's such as oscilloscope, Function generator, power supply, E-load, Dynamic Load, DMMs, and Network analyzers
• Strong understanding of how DrMOS and SPS operate in close loop system with multi-phase controllers
• Understanding of control loop tuning for transient and frequency is a plus
• Understanding of Power MOSFET operation and package parasitic is a strong plus
• At least 5 years of experience in validation of DC/DC power converters. Equivalent validation experience as an application engineer is acceptable.
• MSEE or equivalent experience

Alpha and Omega Semiconductor, Inc is committed to diversity in our workplace. Qualified applicants will receive consideration for employment without regard to, and will not be discriminated against based on race, age, color, ethnicity, marital status, sex, religion, national origin, sexual orientation, gender, gender identity, disability, protected veteran status or any other category protected by federal, state or local law.