Device Characterization Engineer - Hopewell Junction, NY, United States
$75,300 - $120,400 USD yearly
Originally posted 1 September 2026 by the employer.
This role focuses on electrical characterization of trench MOSFET and IGBT devices.
About the role
This role involves supporting high-volume manufacturing and new technology development activities through semiconductor device characterization, data analysis, and process evaluation. The role serves as a technical resource for electrical characterization, data analysis, and manufacturing decision support for trench MOSFET, IGBT, and related power semiconductor technologies.
What you'll do
- Perform electrical characterization activities for trench MOSFET, IGBT, and related power semiconductor technologies.
- Analyze parametric, probe, final test, reliability, and failure analysis data.
- Provide technical assessment and disposition recommendations for manufacturing lot holds and process deviations.
- Investigate production issues requiring immediate technical evaluation.
- Evaluate the impact of process changes, equipment modifications, and material changes on device performance and reliability.
- Develop and execute characterization plans to support process qualification and continuous improvement initiatives.
What you'll need
- B.S. or M.S. in Electrical Engineering, Semiconductor Engineering, Physics, Materials Science, or a related technical discipline.
- 2+ years of experience in semiconductor device engineering, characterization engineering, or product engineering.
- Strong understanding of power semiconductor device physics and operation.
- Experience analyzing manufacturing and characterization datasets for device performance assessment and process monitoring.
- Demonstrated experience evaluating manufacturing excursions through FMEA and making technically sound disposition decisions.
- Strong understanding of semiconductor fabrication processes and their impact on device electrical performance.
- Experience with electrical characterization equipment and semiconductor parametric measurement techniques.
- Knowledge of statistical analysis tools and methodologies.
Nice to have
- M.S. or Ph.D. in Electrical Engineering, Physics, or a related field.
- Experience supporting high-volume semiconductor manufacturing operations.
- Familiarity with reliability qualification standards and methodologies.
- Experience with wafer acceptance testing, process control monitoring, and electrical yield analysis.
- Working knowledge of TCAD simulation or device modeling tools.
- Experience using JMP, Minitab, Python, MATLAB, SQL, Spotfire, or similar data analytics platforms.
- Knowledge of automotive, industrial, or high-reliability power semiconductor products.
- Experience with 300 mm power semiconductor manufacturing environments.
This role has been open 27 days — slightly above the 24-day median for Silicon Test Engineering roles.
Silicon Test Engineering · DFT Test
|
Open roles in category
481
|
Median days open
24 d
|
Median salary
$184k
|
See the full market breakdown ▾Category comparison, and who else is hiring
| Metric | onsemi | All employers we track in this specialty (481 roles · 72 employers) |
|---|---|---|
| Open roles in this specialty | 12 | 481 |
| Open roles in the wider Silicon Validation & Test family | 77 | 2181 · 111 employers |
| Median days open | 22 d | 24 d (−2 d vs this employer) |
| Median salary (USD postings) | — | $184k |
Who's hiring in this category
- Teradyne · 54 open roles · median 11 d
- Infineon Technologies · 37 open roles · median 33 d
- Renesas Electronics · 33 open roles · median 29 d
- AMD · 27 open roles · median 26 d
- Qualcomm · 26 open roles · median 14 d
- Micron Technology · 25 open roles · median 29 d
How we counted: 481 open Silicon Test Engineering (DFT Test) roles from 72 employers tracked in the SemiconductorJobs index, counted 29 Sept 2026. Specialty figures count only roles carrying this exact specialty label, so an employer's related work in neighbouring specialties is not included there — it is counted in the wider Silicon Validation & Test family row. Figures refresh nightly.