In-Fab Wafer Test Engineer - US-CA-Santa Rosa-Bldg 2, United States
$94,870 - $158,120 USD yearly
Originally posted 7 October 2026 by the employer.
This role is part of Keysight Laboratories’ High Frequency Technology Center (HFTC).
About the role
This role maintains and crafts on-wafer DC, microwave, and millimeter wave measurements for Keysight’s own III-V integrated Process Control Monitors (PCMs) and Si integrated PCMs. These measurements are essential for evaluating the health and status of wafers at critical test junctions.
What you'll do
- Elicit test requirements from Process, New Technology, Integration, and Design Engineers
- Modernize and Implement New Test Infrastructure
- Debug Test Software & Algorithm bugs/issues
- Advise on and select test equipment and measurement algorithms
- Design and develop RF and DC test plans
- Test and validate circuits and test plans
What you'll need
- Bachelor’s degree in Electrical Engineering or an equivalent field with 4+ years of relevant experience in the testing and troubleshooting of RF, analog, and digital circuits
- Understanding of microwave measurements
- Understanding of Semiconductor Device Processing
- Understanding of Semiconductor Device Physics
- Experience using electrical test instrumentation or automated test
Nice to have
- Experience in on-wafer electrical test and microwave calibration
- Expertise in Analog circuit design and analysis
- Software development
- Automating electrical test
- Semiconductor device physics
- Statistical analysis and process improvement
- Experience with C#, .NET, and Visual Studio
- Experience with Printed circuit board (PCB) layout
- Experience with Mechanical design CAD
- Experience with SPECS Test Framework
Skills: on-wafer test, PCM, microwave measurements, III-V, electrical test instrumentation, automated test
This role has been open 2 days — well below the 60-day median for Silicon Test Engineering roles.
Silicon Test Engineering · Manufacturing Equipment
|
Open roles in category
135
|
Median days open
60 d
|
Median salary
$147k
|
See the full market breakdown ▾Category comparison, skills in demand, and who else is hiring
| Metric | Keysight Technologies | All employers we track in this specialty (135 roles · 38 employers) |
|---|---|---|
| Open roles in this specialty | 12 | 135 |
| Open roles in the wider Silicon Validation & Test family | 37 | 2199 · 111 employers |
| Median days open | 28 d | 60 d (−32 d vs this employer) |
| Median salary (USD postings) | — | $147k |
Skills observed across this category: on-wafer test, PCM, microwave measurements, III-V, electrical test instrumentation, automated test
Who's hiring in this category
- Infineon Technologies · 14 open roles · median 49 d
- Analog Devices · 12 open roles · median 56 d
- Keysight Technologies (this employer) · 12 open roles · median 27 d
- Micron Technology · 11 open roles · median 156 d
- STMicroelectronics · 9 open roles · median 78 d
- Texas Instruments · 7 open roles · median 98 d
How we counted: 135 open Silicon Test Engineering (Manufacturing Equipment) roles from 38 employers tracked in the SemiconductorJobs index, counted 9 Oct 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.