Sr. Software Dev Engineer, Antenna System Validation, Amazon Leo

Amazon Leo is Amazon’s low Earth orbit satellite network. Our mission is to deliver fast, reliable internet connectivity to customers beyond the reach of existing networks. From individual households to schools, hospitals, businesses, and government agencies, Amazon Leo will serve people and organizations operating in locations without reliable connectivity. As a Software Development Engineer on antenna systems validation team, you'll build the software backbone that powers our satellite ground infrastructure. You'll work at the intersection of distributed systems, automation, and hardware, creating tools that our engineers rely on every day. Your Impact: - Build scalable test automation frameworks that validate complex antenna systems at scale - Design and develop data pipelines for processing and analyzing massive datasets from RF systems - Create developer tools and APIs that accelerate hardware bring-up and system characterization - Develop simulation and modeling applications for 2D/3D antenna array design - Automate everything: from firmware deployment to system configuration and validation - Build web applications and dashboards for system monitoring and data visualization - Collaborate across disciplines with systems architects, hardware engineers, and firmware teams Technologies & Skills: - Modern programming languages (Python, C++, Java, Go, or similar) - Cloud services and distributed systems (AWS preferred) - Test automation frameworks and CI/CD pipelines - Data processing and storage solutions - API design and microservices architecture - Scripting and DevOps practices 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. Basic Qualifications - 5+ years of non-internship professional software development experience - 5+ years of programming with at least one software programming language experience - 5+ years of leading design or architecture (design patterns, reliability and scaling) of new and existing systems experience - Experience as a mentor, tech lead or leading an engineering team Preferred Qualifications - 5+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience - Master's degree in computer science or equivalent 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, WA, Redmond - 168,100.00 - 227,400.00 USD annually Job details USA, WA, Redmond Amazon Leo Software Development Related jobs Software Development Engineer, Vendor Funding Location: USA, WA, Seattle Posted: March 27, 2026 (Updated 10 minutes ago) Software Development Engineer III, Amazon Leo Location: USA, WA, Redmond Posted: June 15, 2026 (Updated 10 minutes ago) Sr. Software Dev Engineer, Amazon Leo Customer Terminals Location: USA, WA, Redmond Posted: June 15, 2026 (Updated 10 minutes ago) Software Development Engineer, Amazon Seller Assistant Location: USA, WA, Seattle Posted: May 18, 2026 (Updated 12 minutes ago) Software Development Engineer, Amazon Leo Networking Software Location: USA, WA, Redmond Posted: June 15, 2026 (Updated 13 minutes ago) Share this job