Spring 2027 - Applications Engineer Intern (DC-DC)
IT · Part-time
San Jose, CA, USA
Posted on Oct 24, 2026
At onsemi, we take great pride in our internship program and the efforts we make to provide students with hands-on industry experience.
onsemi’s Power Management Division (PMD) is seeking an Applications Engineering Intern for the PMIC & POL business unit in San Jose, CA. Our technologies power AI data centers, physical AI systems, telecom infrastructure, industrial automation, and next-generation mobile devices for leading OEMs around the world.
During your internship you will be involved in all aspects of new product development and technical customer support. Our Applications Engineers are experts in DC-DC converter applications, and you’ll work alongside us and gain valuable industry experience.
onsemi (Nasdaq: ON) is driving disruptive innovations to help build a better future. With a focus on automotive and industrial end-markets, the company is accelerating change in megatrends such as vehicle electrification and safety, sustainable energy grids, industrial automation, and 5G and cloud infrastructure. With a highly differentiated and innovative product portfolio, onsemi creates intelligent power and sensing technologies that solve the world’s most complex challenges and leads the way in creating a safer, cleaner, and smarter world.
More details about our company benefits can be found here:
We are committed to sourcing, attracting, and hiring high-performance innovators, while providing all candidates a positive recruitment experience that builds our brand as a great place to work.
onsemi is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, ethnicity, color, religion, ancestry, national origin, age, marital status, pregnancy, sex, sexual orientation, physical or mental disability, medical condition, genetic information, military or veteran status, gender identity, gender expression, or any other protected category under applicable federal, state, or local laws.
If you are an individual with a disability and require a reasonable accommodation to complete any part of the application process, or are limited in the ability or unable to access or use this online application process and need an alternative method for applying, you may contact Talent.acquisition@onsemi.com for assistance.
- Enrolled in an Electrical Engineering degree program
- Completion of power electronics focused classes
- Experience working on electronic systems using standard lab equipment
- Knowledge of simulation tools, especially SIMPLIS
- Validate DC-DC (Buck, Boost, Buck-Boost) and PMIC datasheet parameters using lab bench test equipment such as power supply, electronic load, oscilloscope, function generator, spectrum and Vector network analyzers
- Correlate bench validation results to simulation
- Work with Product Definition, Design, Test, and Product Engineers to solve complex issues