Senior Modem Engineer, Satellite Communication

Amazon; San Diego (CA); On-site; USD 185,000 - 250,000; Full time

Job summary

Amazon Leo is seeking a senior SoC design engineer to translate system requirements into RTL implementations and drive IP block configuration for modem subsystems. You will collaborate with architects on integration and support timing closure to meet power targets.

You will contribute to low-power design verification, UPF/CPF, and gate-level test plans while working with verification, firmware, and physical design teams to ensure high-quality silicon and robust delivery.

Qualifications

• Bachelor's degree in Electrical/Communications Engineering or equivalent
• 7+ years of experience in digital design, preferably SoC design and implementation
• Experience with Modem SoC design and development

Responsibilities

• Translate system-level requirements into hardware specifications and RTL implementations.
• Collaborate on SoC subsystem integration, including IP block configuration and interface validation.
• Support synthesis, STA, and timing closure to meet performance and power targets.
• Contribute to low-power design implementation and verification including UPF/CPF development.
• Work with verification, physical design, and firmware teams to ensure first-time-right silicon.
• Develop gate-level simulation test plans for ASIC functionality and timing verification.
• Validate fixes with design and verification engineers to ensure design closure.
• Develop AI-assisted Design Automation/Debug skills for SoC development.

Skills

Modem SoC design

SoC integration

Digital design

Assertions writing

Formal verification exposure

Education

Bachelor's degree in Electrical/Communications Engineering

Master's or Ph.D in Electrical/Communications Engineering

Tools

UVM

Job description

Description

Amazon Leo is an initiative to launch a constellation of Low Earth Orbit satellites that will provide low-latency, high-speed broadband connectivity to unserved and underserved communities around the world.

In this role you will:

• Engage with modem system teams to translate system-level requirements into hardware specifications and RTL implementation.
• Collaborate with system architects on SoC subsystem integration, including IP block configuration, instantiation, and interface validation.
• Support synthesis, static timing analysis (STA), and timing closure activities to meet performance and power targets.
• Contribute to low-power design implementation and verification, including power domain definition and UPF/CPF development.
• Work with verification, physical design, and firmware teams to ensure design quality and first-time-right silicon.
• Develop and maintain comprehensive gate-level simulation test plans for verifying ASIC functionality and timing. Analyze simulation results, identify and debug logic errors, and propose solutions.
• Work closely with design and verification engineers to validate fixes and ensure design closure.
• Develop AI-assisted Design Automation/Debug skills for various aspects of SoC development.

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

• Work closely with the system architects to develop world-class SOC and IP blocks, which meet power, area and performance targets.
• Define, configure and integration SoC Subsystems
• Own one or more Modem IP blocks.
• Contribute to the SoC floor planning effort
• Define and develop any necessary support logic
• Configure, instantiate and integrate 3rd party IP blocks
• Understand low power design & the impact of DFT on the blocks
• Perform initial synthesis & timing analysis
• Assist verification team in unit verification including test plan development
• Assist with debug and bring-up

About the team

Be part of Leo's sub-team responsible for defining and implementing the digital chip SOCs for communications via Low Earth Orbit satellites and Amazon gateways. This is a unique opportunity to define a state-of-the-art wireless solution with few legacy constraints. The team works with customer requirements and wireless system teams to define modems, high-speed interfaces, embedded processors, and custom solutions in latest CMOS generation technologies.

Basic Qualifications

• Bachelor's degree in Electrical/Communications Engineering, or experience working in electrical engineering field
• 7+ years of experience in digital design, preferably in SoC design and implementation.
• Experience with Modem SoC design and development.

Preferred Qualifications

• 7+ years of digital design in communication systems experience
• Master's or Ph.D degree in Electrical / Communications Engineering.
• Deep understanding of modem SoC architecture, including PHY/MAC subsystems and system-level integration.
• Familiarity with UVM.
• Ability to write assertions and exposure to Formal verification.

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

Los Angeles County applicants:

Job duties for this position include: work safely and cooperatively with other employees, supervisors, and staff; adhere to standards of excellence despite stressful conditions; communicate effectively and respectfully with employees, supervisors, and staff to ensure exceptional customer service; and follow all federal, state, and local laws and Company policies. Criminal history may have a direct, adverse, and negative relationship with some of the material job duties of this position. These include the duties and responsibilities listed above, as well as the abilities to adhere to company policies, exercise sound judgment, effectively manage stress and work safely and respectfully with others, exhibit trustworthiness and professionalism, and safeguard business operations and the Company’s reputation. Pursuant to the Los Angeles County Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.

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, CA, San Diego - 185,200.00 - 250,000.00 USD annually