Staff High-Speed I/O Test Engineer
Lightmatter · Mountain View, CA
CHECKED 14H AGO
Infrastructureonsitestaff$187k–$220k
At a glance
Highlights
- Validate package and system-level high-speed I/O for novel products.
- Drive link bring-ups and stress-test I/Os in system environments.
- Help scale 3D-stacked photonics for extreme-scale AI data centers.
What they offer
- Comprehensive Health Care Plan (Medical, Dental & Vision)
- Retirement Savings Matching Program
- Life Insurance (Basic, Voluntary & AD&D)
- Generous Time Off (Vacation, Sick & Public Holidays)
- Paid Family Leave
- Short Term & Long Term Disability
- Training & Development
- Commuter Benefits
- Flexible, hybrid workplace model
- Equity grants
Ideal candidate
A hands-on lab expert with 6+ years testing real products who thrives on bring-up, debugging, and pushing links to their limits. You love collaborating across teams to take novel hardware into high-volume manufacturing.
Requirements
- Master's in Electrical Engineering, Computer Engineering, or related field
- 6+ years of industry experience in transceiver, SerDes, or high-speed link test development on products
- Extensive hands-on lab experience with high-speed equipment including oscilloscopes, BERTs, PPGs, VNAs and spectrum analyzers
- Strong familiarity with high-speed interfaces and analog building blocks (e.g., PLL, CDR, CTLE, DFE, FFE, and FEC)
- Experience in test system automation and data processing using Python
- Strong analytical and debugging skills for hardware and signal integrity issues
- Ability to convey complex technical concepts to technical and non-technical stakeholders
Lab profile
About Lightmatter
Building 3D-stacked photonics engines connecting AI processors at light speed for data centers.
What they build
- Passage™ 3D-stacked photonics engine
- Photonic interconnects for AI / HPC data centers
Known for
- Silicon photonics
- 3D-stacked packaging
- High-speed analog / mixed-signal design
- Electro-optic systems
Key facts
- Raised $400M Series D
- $4.4 billion valuation