Sr. Embedded Software Engineer, Kuiper MAC Software Development

Project Kuiper is Amazons low Earth orbit satellite broadband network. Its mission is to deliver fast reliable internet to customers and communities around the world and weve designed the system with the capacity flexibility and performance to serve a wide range of customers from individual households to schools hospitals businesses government agencies and other organizations operating in locations without reliable connectivity.

Export Control Requirement: Due to applicable export control laws and regulations candidates must be a U.S. citizen or national U.S. permanent resident (i.e. current Green Card holder) or lawfully admitted into the U.S. as a refugee or granted asylum.

The MAC-Software organization is primarily responsible for delivering the Medium Access Control (MAC) embedded software modules which implement the Kuiper Radio Interface protocol stack and drive the operation of the Kuiper modems. The MAC layer is responsible for radio link establishment teardown and multi-Gbps data transfers between the Kuiper Satellites and Ground Systems (Ground Gateways and Customer Terminals ) per control-plane contact orchestration and inter-operating with the phased-array antenna control systems for steering radio beams.

Key job responsibilities
As a Sr. Software Engineer in the MAC-Software organization you will own (1) delivering MAC-layer and the run-time platform features (2) optimize performance of the MAC-Software while maintaining stability of the Kuiper payload on the satellites in the orbit and the ground systems and (3) help achieve the scale of Kuipers connectivity footprint to meet and exceed business KPIs (throughput latency packet loss etc.). You will work cross-functionally with the engineers across Systems Engineering ASIC hardware networking Payload integration and mission operations teams for designing developing integrating and testing MAC software features troubleshoot issues reported from the lab and the field deployments.

- 7 years of non-internship professional software development experience
- 7 years of programming with at least one software programming language experience
- 7 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
- 7 years of experience in embedded software design/development in C/C/Rust to run on multi-core SoC processors under constrained CPU and memory environments over Linux/RTOS/Bare-metal platforms along with deep understanding of low-level code debugging.

- 5 years of full software development life cycle including coding standards code reviews source control management build processes testing and operations experience
- Bachelors degree in computer science or equivalent
- Experience with developing MAC/PHY software and protocol stacks for communication systems - cellular wireless optical fiber satellite wireless etc.

Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status disability or other legally protected status.

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Our compensation reflects the cost of labor across several US geographic markets. The base pay for this position ranges from $151300/year in our lowest geographic market up to $261500/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.