Sr. ASIC Modem Design Engineer, Amazon Leo

Company: Amazon Leo
Location: San Diego
Posted on: April 2, 2026

Job 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. Come work at Amazon! We're hiring a Sr. Modem Engineer within a high performance ASIC design team. This team is using industry leading methodologies to develop proprietary IP’s. The Role: 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 groundbreaking 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 DSP solutions in latest CMOS generation technologies. In this role you will: · Implement wireless system architecture in silicon from system specification to chip specification to RTL to optimizing timing / power to chip level validation. · Develop solutions optimizing customer experience (throughput, latency, and availability) while meeting power and cost constraints. · Drive high quality designs for first-time right silicon solutions, and meeting the power objectives · Create standalone verification test bench to verify the correctness of your block. · Work with the verification team and participate in System level verification using test benches constructed using UVM, System C and DPI-C. · Ensure that the block meets DFT, timing and power targets by working closely with the implementation team. · Learn about requirements and solutions for systems operating in space · Drive trade-off analysis to benefit customer experience and optimization of resources (costs, power, spectrum). 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 - Engage with architects and system engineers to drive hardware micro-architecture. - Able to interpret reference models in MATLAB. - Involve in control plane logic design and interfaces to bus fabrics. - Explore and propose innovative ideas and work towards optimization of the modem. - Bachelor's degree in Electrical/Communications Engineering, or experience working in electrical engineering field - 7 years of experience in digital logic design, preferably in DSP or communication systems. - Experience in designing and implementing Digital Signal Processing (DSP) algorithms and systems in RTL. - Ability to convert DSP algorithms into RTL code and optimize for performance, power, and area. - Master's or Ph.D degree in Electrical / Communications Engineering. - 7 years of experience in digital design, preferably in communication systems - Familiarity with UVM and Matlab. - 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 - 159,200.00 - 215,300.00 USD annually

Keywords: Amazon Leo, Hemet , Sr. ASIC Modem Design Engineer, Amazon Leo, Engineering , San Diego, California