As a Device Software Development Engineer on the Amazon Leo for Government (ALG) team, you will design and develop embedded software for Amazon Leo's satellite and ground systems. You'll work on fault-tolerant, real-time platforms, collaborating closely with hardware, systems, and product teams to deliver secure, reliable, and high-performance solutions. This is a unique opportunity to shape the next generation of space-based communication systems with minimal legacy constraints. Your work will directly support critical government initiatives, enabling secure and high-performance communication systems for U.S. and allied missions. This role can be based in Northridge, CA, Arlington, VA, or Redmond, WA, with U.S. relocation benefits. Onsite work is required 5 days a week. Key job responsibilities • Design, develop, and optimize embedded software for Amazon Leo's satellite and ground terminal systems, focusing on fault-tolerant, real-time platforms. • Leverage modern application frameworks for Embedded Linux and RTOS platforms to develop scalable, modular, and high-performance software. • Implement and integrate software for data processing, device control, and networking protocols (e.g., TCP/IP, UDP). • Debug and resolve complex hardware-software integration issues using tools like logic analyzers and oscilloscopes. • Collaborate with cross-functional teams to ensure seamless hardware-software interaction and system reliability. • Mentor junior engineers, conduct design reviews, and uphold high software quality standards. Export Control : This position requires that the candidate selected be a U.S. Citizen in order to comply with U.S. government-imposed requirements related to the nature of the work and/or where it will be performed. A day in the life As part of our software engineering team, you will design and implement embedded software used in the Amazon Leo products. You will work in a collaborative environment with teams inside and outside of Amazon. You will craft your software from requirements, designs, code, test, to product deployment. About the team Amazon Leo for Government (ALG) is a multidisciplinary team developing targeted and scalable solutions for custom satellite and ground applications. ALG Device Software focuses on embedded software solutions for custom products supporting U.S. and allied government customers. We collaborate closely with hardware and systems teams to deliver secure, high-performance solutions for mission-critical applications. BASIC QUALIFICATIONS - 2+ years of non-internship professional software development experience - 2+ years of software development engineer or related occupational experience - 2+ years of designing and developing large-scale, multi-tiered, multi-threaded, embedded or distributed software applications, tools, systems, and services using: C#, C++, Java, or Perl experience - Bachelor's degree or foreign equivalent in Computer Science, Engineering, Mathematics, or a related field PREFERRED QUALIFICATIONS - 3+ 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 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, NORTHRIDGE - 143,700.00 - 194,400.00 USD annually USA, VA, Arlington - 143,700.00 - 194,400.00 USD annually USA, WA, Redmond - 143,700.00 - 194,400.00 USD annually