Senior Engineer Systems (Automotive Ethernet Solution) - San Jose
$106,900 - $147,000 USD yearly
Originally posted 21 July 2026 by the employer.
About the role
As a Senior Engineer Systems in the Research & Development team, you will combine hardware knowledge with software expertise to support customers implementing Automotive Ethernet products and solutions. This role covers pre-sales and post-sales technical support, design-in, and driver customization for switch, PHY, MAC, SerDes, and PCS modules.
What you'll do
- Provide pre-sales and post-sales technical support for Automotive Ethernet products, delivering technical presentations, demonstrations, documentation, and troubleshooting. - Develop and customize automotive software solutions based on customer requirements, including Ethernet drivers for switch, PHY, MAC, SerDes, and PCS modules. - Support customers with product development, design-in, system integration, validation, and certification testing. - Analyze and resolve customer technical issues, providing on-site debugging and support when needed. - Create technical collateral, including application notes, reference designs, and training materials, and conduct customer training. - Collaborate with internal R&D, sales, marketing, and product teams to align on customer requirements.
What you'll need
- Bachelor’s or Master’s degree in Computer Science, Electrical/Electronic Engineering, Automotive Engineering, or a related field. - 3+ years of experience in embedded software development or Application Engineering with a strong focus on automotive networking. - Strong programming skills in C/C++ for embedded systems, and Python for scripting and test automation. - In-depth knowledge of Automotive Ethernet protocols and stacks (SOME/IP, TCP/IP, UDP, PTP/TSN/AVB, MKA/MACsec, 802.1CB/802.3DM/802.1DG). - Experience with AUTOSAR (Classic/Adaptive), Linux/RTOS, embedded development tools, and testing environments such as oscilloscopes, test centers, and logic analyzers. - Understanding of automotive software processes, including ASPICE, ISO 26262 functional safety, and cybersecurity. - Experience with firmware and API support on ARM-based platforms.
Nice to have
- Customer-facing experience in semiconductor or IC companies. - Experience with domain controllers, zonal architectures, or Software-Defined Vehicles (SDV). - Linux driver development experience.
Skills: Automotive Ethernet, technical support, embedded software, design-in, system integration, customer-facing
This role has been open 90 days — well below the 101-day median for Applications FAE roles.
Applications FAE · Automotive IC
|
Open roles in category
143
|
Median days open
101 d
|
Median salary
$152k
|
See the full market breakdown ▾Category comparison, skills in demand, and who else is hiring
| Metric | Infineon Technologies | All employers we track in this specialty (143 roles · 26 employers) |
|---|---|---|
| Open roles in this specialty | 34 | 143 |
| Median days open | 66 d | 101 d (−35 d vs this employer) |
| Median salary (USD postings) | — | $152k |
Skills observed across this category: Automotive Ethernet, technical support, embedded software, design-in, system integration, customer-facing
Who's hiring in this category
- Infineon Technologies (this employer) · 34 open roles · median 65 d
- NXP Semiconductors · 23 open roles · median 75 d
- Texas Instruments · 17 open roles · median 234 d
- Renesas Electronics · 11 open roles · median 118 d
- Microchip Technology · 10 open roles · median 211 d
- Qualcomm · 7 open roles · median 27 d
How we counted: 143 open Applications FAE (Automotive IC) roles from 26 employers tracked in the SemiconductorJobs index, counted 19 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.