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 are breaking new ground with every device we design, from custom silicon to secure software, to enable innovative satellite and ground systems. Be part of a team that pushes the boundaries of satellite communications technology to make global connectivity a reality.

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 is based in Sunnyvale, CA 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

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.

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

- 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

PREFERRED QUALIFICATIONS

- 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: 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.