Sr. Software Development Engineer, Amazon Leo for ...

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.Amazon Leo for Government (ALG) is developing secure, high-performance satellite communications technologies that support U.S. National and International security and defense.This role is responsible for designing, building out, and maintaining foundational software that extends Amazon Leo capabilities to U.S. Government customers such as NASA, DoD, other National Security customers, and International Government customers. You will develop brand new software services for mission critical space safety and sustainability applications which will automatically coordinate with external systems and organizations rapidly, reliably, and at scale.You’ll work in a fast-paced, high-impact environment, tackling complex challenges in secure satellite communications. This role requires deep expertise in high-assurance, fault-tolerant software and proficiency in modern programming languages such as Rust. You’ll collaborate closely with hardware, security, systems, and product teams to develop scalable, real-time solutions tailored for government customers.This role is based in Sunnyvale (preferred), CA, with U.S. relocation benefits available. Due to the sensitive nature of the ALG projects, onsite work is required five days a week.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.10037Key job responsibilitiesIn this role you will:- Utilize network layer packet processing experience and Software Defined Networking to develop high data rate packet processing system and other enabling interface software to meet unique Government customer needs.- Demonstrate the capabilities of the interfaces and architectures you define in a simulated test environment you help develop.- Solve complex technical problems related to the use of the Amazon Leo constellation for Government customers as part of a multi-disciplinary team.- Lead internal and vendor teams to develop and deliver on software and interface requirements.- Ensure systems meet Amazon Leo and Government customer performance needs including availability, reliability, upgradeability, interoperability, and security requirements.- Effectively communicate project health, risks and issues to stakeholders and management teams.- Escalate urgent issues appropriately and drive them to closure in a timely manner.- Provide visualizations, document results, and communicate them across multi-disciplinary project teams.About the teamThe ALG team is a multi-disciplinary technology team involved in developing and delivering targeted and scalable solutions for custom satellite and ground applications, including United States and allied government customers. 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 teamPREFERRED QUALIFICATIONS- 5+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience- Bachelor's degree or above in computer science or equivalent- 5+ years of programming experience in modern programming languages such as Rust.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.

Created: 2026-02-12