Sr. Device Software Engineer, Amazon Leo Government

Description

Amazon Leo is Amazon’s initiative to launch a constellation of 3,236 Low Earth Orbit (LEO) satellites to provide high-speed, low-latency broadband connectivity to unserved and underserved communities globally. Join our mission to close the digital divide and connect people, businesses, and governments in places where reliable connectivity has been a challenge.

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 Senior Device Software Development Engineer on the Amazon Leo 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 Northridge, CA, 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).
• Develop low-level drivers for peripherals and interfaces, including I2C, SPI, PCIe, UART, and GPIO.
• Collaborate with hardware teams to support board bring-up and integration testing.
• Drive security initiatives, including bootloaders, cryptography, and secure Software Development Lifecycle (SDLC) practices.
• 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.

Security Clearance : 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 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

Bachelor's degree in computer science or equivalent

5+ years of non-internship professional software development experience

5+ years of programming with at least one software programming language experience

4+ 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

3+ 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

Master's degree in computer science or equivalent

5+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience

3+ years of experience leading architecture and design for fault-tolerant, real-time systems

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. 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 for more information. If the country / region you’re applying in isn’t listed, please contact your Recruiting Partner.

Our compensation reflects the cost of labor across several US geographic markets. The base pay for this position ranges from $151,300 / year in our lowest geographic market up to $261,500 / year in our highest geographic market. Pay is based on a number of factors including market location and may vary depending on job-related knowledge, skills, and experience. Amazon is a total compensation company. Dependent on the position offered, equity, sign-on payments, and other forms of compensation may be provided as part of a total compensation package, in addition to a full range of medical, financial, and / or other benefits. For more information, please visit . This position will remain posted until filled. Applicants should apply via our internal or external career site.