Zappos
Post Silicon Engineer , Amazon LEO
United States, TX, Austin; United States, WA, Redmond
- Original posting date
- Not recorded
- Last checked
- Not recorded
- Last seen
- Nov 2, 2026
Saved job description
Amazon LEO is expanding global broadband access through a constellation of low Earth orbit satellites. You will be part of a team that works on cutting edge silicon engineered to operate in the harsh environment of space. As a Post Silicon Engineer, you will be a critical member of a high-performance team responsible for bringing up, validating, and characterizing cutting-edge MODEM SOC. You will drive functional validation and characterization of high-speed interfaces and ensure successful integration of the MODEM SOC in Amazon LEO products.
Export Control Requirement:
Due to applicable export control laws and regulations, candidates must be a U.S. citizen or national, U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum.
Key job responsibilities
• Lead comprehensive validation and characterization planning for MODEM SOC and high-speed peripherals (LPDDR4, SerDes)
• Design and develop SOC test platforms with robust architectural integrity
• Develop and maintain advanced test automation and comprehensive testbenches for high-speed interfaces and peripheral (I3C, QSPI, Ethernet)
• Conduct system-level debugs in collaboration with cross-functional teams (Design, DV, Architecture, Manufacturing)
• Work with FPGA, Emulators and DV Environment to ensure successful Bring Up.
Requirements: - Bachelor's degree in Electrical Engineering or a related field
- 5+ years of work experience in Bring Up, Validation and characterization of SOC or ASIC
- Proficient in characterizing PLL performance through metrics like jitter, phase noise
- Familiarity with protocols such as I2C, SPI, I3C and eMMC
- Experience using Bench top instruments such as Power Supply, DMM, High Speed Oscilloscope, Signal generator, Spectrum Analyzer, BERT, RF Switches and DAQs
- Working knowledge of programming languages such as Python and Embedded C
Location & listing notes
Locations describe the saved posting and do not confirm residence eligibility. Confirm qualifications, travel, restrictions, and availability with the employer.
Source-listed locations: US, Austin, Texas; US, Redmond, Washington.
Listed states: TX, WA.
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