Device Software Engineer, Leo Government

Device Software Engineer, Amazon Leo for Government

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. We design with a focus on custom silicon and secure software to enable satellite and ground systems.

This role develops embedded software for Amazon Leo's satellite and ground systems, working on fault-tolerant, real-time platforms in collaboration with hardware, systems, and product teams to deliver secure, reliable, and high-performance solutions. This is a unique opportunity to shape space-based communication systems with minimal legacy constraints and to support critical government initiatives for secure and high-performance communication for U.S. and allied missions.

This role is based in Sunnyvale, CA with U.S. relocation benefits. Onsite work is required 5 days a week.

• 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

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.

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.

• 3+ years of non-internship professional software development experience
• 2+ years of non-internship design or architecture (design patterns, reliability and scaling) of new and existing systems experience
• Experience programming with at least one software programming language
• 2+ years of programming experience in C, C++, or Rust for resource-constrained systems
• Proficiency in debugging, optimization, and hardware-software system integration
• Excellent written and verbal communication skills

• Bachelor's degree in computer science or equivalent
• 3+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience
• Hands-on experience with Xilinx platforms, custom silicon development, cryptography, and secure Software Development Lifecycle (SDLC) practices
• In-depth knowledge of Linux kernel internals, including process scheduling, memory management, concurrency, synchronization, and networking subsystems
• Familiarity with networking protocols (e.g., TCP/IP, UDP) and low-level hardware interfaces such as I2C, SPI, and PCIe

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 safe and cooperative work practices, adherence to standards of excellence under stressful conditions, effective and respectful communication, and compliance with federal, state, and local laws and Company policies. Criminal history may have a direct, adverse relationship with the material job duties of this position.…