Sr. Post Silicon Engineer , Amazon LEO

Socket.dev; Austin (TX); On-site; USD 159,000 - 215,000; Full time

Job summary

Amazon LEO – Senior Post Silicon Engineer is seeking a seasoned engineer to bring up, validate, and characterize the MODEM SOC, ensuring robust integration into space-grade devices. You will drive functional validation and characterization of high-speed interfaces and collaborate with cross-functional teams.

The role requires a Bachelor's in EE, 8+ years in SOC bring up/validation, PLL jitter characterization, and expertise with I2C/SPI/I3C/eMMC, Python, Embedded C, and Lauterbach JTAG

Qualifications

• Bachelor's degree in electrical engineering or equivalent.
• 8+ years in Bring Up, Validation and characterization of SOC or ASIC.
• Proficient in characterizing PLL performance (jitter, phase noise).
• Familiar with I2C, SPI, I3C and eMMC protocols.
• Experience with bench instruments and programming in Python/Embedded C.
• Expertise with JTAG debugging tools (Lauterbach).

Responsibilities

• Lead validation planning for MODEM SOC and high-speed peripherals (LPDDR4, SerDes).
• Design SOC test platforms with robust architectural integrity.
• Develop and maintain testbenches and automation for high-speed interfaces.
• Conduct system-level debugs with Design, DV, Architecture, and Manufacturing.
• Collaborate with FPGA, Emulators and DV to ensure Bring Up success.

Skills

Python

Embedded C

JTAG debugging (Lauterbach)

PLL characterization

Education

Bachelor's degree in electrical engineering

Tools

Oscilloscope

Power Supply

Spectrum Analyzer

DMM

BERT

Job description

Amazon LEO – Senior Post Silicon Engineer

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 Senior 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.

Basic Qualifications

• Bachelor's degree in electrical engineering or equivalent
• 8+ 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
• Expertise with JTAG-based debugging tools (e.g., Lauterbach)

Preferred Qualifications

• 4+ Years of experience Validating and Characterizing High speed peripherals – LPDDR4 (or Equivalent) and SerDes
• Knowledge of Power Analysis and Characterization, Signal-Integrity and Power-Integrity
• Experience using FPGA or Emulator for Pre-Silicon Validation and Bring-Up Prep.
• Working knowledge of a MODEM is a plus
• High sense of ownership, urgency, and drive; resourceful, and able to deliver results with minimal direction

Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.

Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.

The base salary range for this position is listed below. Your Amazon package will include sign-on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience, qualifications, and location. Amazon also offers comprehensive benefits including health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage), 401(k) matching, paid time off, and parental leave. Learn more about our benefits at https://amazon.jobs/en/benefits.

USA, TX, Austin - 159,200.00 - 215,300.00 USD annually

USA, WA, Redmond - 159,200.00 - 215,300.00 USD annually