Originally posted 3 August 2026 by the employer.
About the role
As a Principal Application Engineer, you will contribute to the development and proliferation of 40V to 1200V GaN in various key applications with products such as transistor, bidirectional switch, integrated power stage, and smart Power IC.
What you'll do
- Create customer-ready material including evaluation boards, demo boards, datasheets, and application notes.
- Optimize onsemi content in customer systems and showcase onsemi technology.
- Drive cross-selling/solution-selling across the onsemi portfolio.
- Execute comprehensive product validation based on benchmark analysis.
- Design, bring up, and validate power electronic hardware prototypes.
- Drive electrical, thermal, EMI, and reliability debugging and root-cause analysis.
- Promote, design-in, and validate GaN solutions into customer's systems.
What you'll need
- Bachelor of Science Electrical Engineering, Power Electronics.
- 10+ years of experience in power electronics and/or wide-bandgap semiconductor applications.
- Ability to setup and run simulations including Spice, Plecs, Simplis.
- Strong hands-on experience and PCB level design and debugging skills.
- Willingness to travel (30%).
Skills: GaN, power electronics, application notes, design-in, customer engagement
More semiconductor jobs: onsemi jobs · Field applications engineer jobs · China jobs
First seen in our index 102 days ago, well above the 44-day median for Applications FAE roles.
Applications FAE · Power Conversion
|
Open roles in category
51
|
Median days since first seen
44 d
|
Category median salary (all employers)
n/a
|
See the full market breakdown ▾Category comparison, skills in demand, and who else is hiring
| Metric | onsemi | All employers we track in this specialty (51 roles · 13 employers) |
|---|---|---|
| Open roles in this specialty | 8 | 51 |
| Median days since first seen | 10 d | 44 d (+34 d vs this employer) |
| Median salary (USD postings) | n/a | n/a |
Skills observed across this category: GaN, power electronics, application notes, design-in, customer engagement
Who's hiring in this category
- onsemi (this employer) · 9 open roles · median 8 d
- Infineon Technologies · 8 open roles · median 53 d
- Monolithic Power Systems · 8 open roles · median 77 d
- Analog Devices · 5 open roles · median 21 d
- Power Integrations · 4 open roles · median 65 d
- Texas Instruments · 4 open roles · median 10 d
How we counted: 51 open Applications FAE (Power Conversion) roles from 13 employers tracked in the SemiconductorJobs index, counted 13 Nov 2026. Specialty figures count only roles carrying this exact specialty label, so an employer's related work in neighbouring specialties is not included there. Days are counted from when our index first saw each posting, not from the employer's original posting date.