Applications Engineer
IT
Princeton, NJ, USA
Posted on Jul 25, 2026
PSG SJD team is seeking a highly qualified applications engineering candidate for SiC JFET products (discrete devices, co-packaged smart power devices and high-power modules) focusing on trending applications such as AI data center switch mode power conversion, circuit protections, renewable energy, etc.
The position is located in Princeton (NJ, USA).
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.
Requirements:
- Bachelor’s Degree in EE, plus 2+ years in the power semiconductors field or master’s degree plus 0-2+ years in the semiconductor industry.
- Individual must be able to multi-task as an individual and in team environments.
- Laboratory experience with power semiconductor products (IGBT, Diode, MOSFET etc.) required.
- Individual must have excellent problem-solving skills.
- Individual must have excellent organizational skills.
- Must have excellent communication skills verbal as well as written (English).
Preferred Qualifications
- Solid background in circuit analysis and power electronics
- Proficient with lab quipment (oscilloscope, voltage / current probes, power supplies, various mechanical tools)
- Should have a strong understanding of Power and Thermal calculations.
- CAD experience for PCB design (Altium Designer)
- Experience developing embedded control systems.
- Experience developing software applications with NI LabVIEW
- Supporting internal and external evaluation requests (electrical, thermal, mechanical) with proficient skills in lab environment to define better SiC JFET products and improve customer support
- Working closely with Marketing and Design team to promote SiC JFET in various application areas and identify portfolio gaps and opportunities versus competition and providing feedback to marketing and design teams
- Designing hardware such as demoboards & reference designs, writing Application notes and creating design tools such as design calculators, simulation models etc
- Providing training and technical support to both internal and external customers and enabling them to successfully adopt SiC JFET products in power electronics
- Reviewing customer schematics and designs, offering troubleshooting support including onsite visits to customers
- Representing SJD SiC JFET business in external conferences and publications