Senior Staff Applications Engineer

Alpha & Omega Semiconductor; Sunnyvale (CA); Hybrid; USD 120,000 - 180,000; Full time

Job summary

Alpha and Omega Semiconductor, Inc is seeking a power electronics engineer to design 800V HVDC power modules, including schematic capture and PCB layout, with cross-functional collaboration.

You will select high-voltage components, optimize efficiency and thermal management, and validate modules through testing to meet performance targets. Candidates should hold MS or PhD in EE and have hands-on lab skills with modern simulation tools.

Qualifications

• MS in Electrical Engineering; PhD preferred.
• Strong knowledge of power conversion topologies, power devices, magnetics, and control loop design.
• Lab skills with oscilloscope, function generator and test equipment.
• Experience with Matlab/Simulink, SIMetrix, PSpice/Ltspice, Ansys.
• Good communication and teamwork skills.

Responsibilities

• Circuit and module design for 800V HVDC power modules.
• System integration with other engineering teams for performance and thermal management.
• Component selection for high-voltage circuits emphasizing efficiency and reliability.
• Testing and validation to ensure specifications are met.

Skills

Power electronics

Lab skills

MATLAB/Simulink

Circuit simulation

Communication

Team player

Education

M.S. in Electrical Engineering

Ph.D. preferred

Tools

Oscilloscope

Function generators

Pspice/Ltspice

SIMetrix

Ansys

Job description

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!

This position will work with cross functional teams for 800V HVDC power module design. Must have knowledge of power electronics, Si/wide band gap device field, hands-on development experience in prototype built in HV 500kHz-1MHz DC/DC converter.

Primary Job Duties:

1. Circuit and module design: Designing and developing power electronic modules for 800V HVDC applications, covering schematic capture and PCB layout.
2. System integration: Collaborating with other engineering teams to ensure the power module meets performance, thermal management, and cost requirements.
3. Component selection: Choosing appropriate components for high-voltage circuits, considering factors like efficiency, reliability, and cost.
4. Testing and validation: Performing tests and troubleshooting to ensure the power module functions as designed and meets all specifications.

Qualifications:

1. M.S (Ph.D preferred) in Electrical Engineering
2. Knowledgeable in power conversion topologies, power device, magnetics and control loop design
3. Lab skills in using Oscilloscope, function generators and test equipment
4. Experience with Matlab/Simulink, SIMetrix, Pspice/Ltspice, Ansys simulation
5. Good communication skills
6. Team player

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.