Principal Product Application Engineer (Aries) - Taipei, Taiwan
Originally posted 10 August 2026 by the employer.
This role focuses on technical guidance for PCIe/CXL products.
About the role
This role involves providing technical guidance to ODMs for semiconductor products with PCIe/CXL interfaces, generating product collateral, and driving product improvement through internal team feedback.
What you'll do
- Provide technical guidance to ODMs to overcome design challenges.
- Generate collateral for existing and new products.
- Support the development and design-in of semiconductor products for PCIe/CXL.
- Perform silicon/system bring-up and debug in customer systems.
- Take technical ownership of issue resolution, driving internal teams and communicating with customers.
What you'll need
- Strong academic and technical background in electrical engineering.
- Minimum of 10 years' experience designing in complex SoC/silicon products with a high speed interface.
- Strong working knowledge of PCIe LTSSM at a physical layer level, associated standards, and debug.
- Experience with PCIe 4.0, and some experience with 5.0/CXL.
- Silicon/System bring-up and debug experience in customer systems.
- Firsthand experience with lab equipment such as protocol analyzers/exercisers, high-speed oscilloscopes, or BERTs.
- Technical writing skills to generate clear, precise documentation.
- Global customer engagement support, with travel for on-site activities, reviews, and system bring-up.
Nice to have
- Experience triaging complex customer reported issues involving multiple layers of conditions (silicon, firmware, hardware board design, system environment).
- Development/support for PCIe or Ethernet Switch or Retimer products.
- Knowledge of PCIe compliance testing methodology and troubleshooting.
- Comfort working with software/firmware associated with semiconductor products, such as Firmware development with C-language, scripting with Python or other equivalent programming languages.
- Understanding of Data Center systems like Servers, JBOGs/JBODs, Networking switches/routers/interconnects.
Skills: technical guidance, design-in, PCIe/CXL, silicon/system bring-up, protocol analyzers, oscilloscopes, BERT
This role has been open 78 days — well above the 63-day median for Applications FAE roles.
Applications FAE · Serdes Highspeed
|
Open roles in category
89
|
Median days open
63 d
|
Median salary
$183k
|
See the full market breakdown ▾Category comparison, skills in demand, and who else is hiring
| Metric | Astera Labs | All employers we track in this specialty (89 roles · 23 employers) |
|---|---|---|
| Open roles in this specialty | 15 | 89 |
| Median days open | 73 d | 63 d (+10 d vs this employer) |
| Median salary (USD postings) | — | $183k |
Skills observed across this category: technical guidance, design-in, PCIe/CXL, silicon/system bring-up, protocol analyzers, oscilloscopes
Who's hiring in this category
- Astera Labs (this employer) · 15 open roles · median 73 d
- Synopsys · 13 open roles · median 41 d
- Keysight Technologies · 11 open roles · median 48 d
- Qualcomm · 9 open roles · median 56 d
- Microchip Technology · 7 open roles · median 47 d
- Marvell Technology · 5 open roles · median 185 d
How we counted: 89 open Applications FAE (Serdes Highspeed) roles from 23 employers tracked in the SemiconductorJobs index, counted 27 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. Figures refresh nightly.