Senior Space MAC & Networking Software Engineer

Blue Origin LLC; Seattle (WA); On-site; USD 207,000 - 290,000; Full time

Benefits offered by this job

Medical, dental, vision insurance

401(k) with company match

Stock options

Job summary

Blue Origin in Seattle is seeking a Software Development Engineer III to design, implement, and test MAC control-plane software for a space-based TDMA network. You will contribute to MAC protocols and QoS mechanisms, collaborating with PHY, modem, networking, and systems teams to deliver high-throughput, low-latency wireless stack tailored for space communications.

The role emphasizes cross-disciplinary work across hardware interfaces, simulation, and performance analysis, with an emphasis on

Qualifications

• Bachelor's degree in Computer Science, Computer Engineering, Electrical Engineering, or related technical field.
• 4+ years of software-development experience in wireless networking, communication systems, embedded systems, or high-performance networking.
• Proficiency in C or C++ with concurrent or timing-sensitive software in Linux, real-time Linux, or RTOS environments.
• Experience implementing communication protocols, protocol state machines, resource schedulers, flow-control mechanisms, or QoS systems.
• Experience developing and debugging software that interfaces with hardware, embedded platforms, networking systems, or communication devices.

Responsibilities

• Design, implement, and test MAC control-plane software for satellite links.
• Develop TDMA, DAMA, scheduling, and radio-resource-management components.
• Implement protocol state machines for link establishment, maintenance, and transitions.
• Develop MAC control logic for QoS enforcement, traffic prioritization, and flow control.
• Integrate MAC control-plane software with PHY implementations, modem hardware, networking data planes, telemetry systems, and hardware MAC functions.
• Build simulation, test, and performance-analysis tools to validate behavior under mobility, fading, and congestion.
• Diagnose software, protocol, timing, and system-integration issues using logs, telemetry, simulations, and hardware tests.
• Deliver MAC features through design, implementation, code review, hardware integration, and deployment.

Skills

C/C++

Linux RTOS

Protocol design

Embedded systems

Performance optimization

Education

Bachelor's degree in CS/CE/EE

Tools

ns-3

MATLAB

Python

DPDK

VPP

eBPF

Job description

Blue Origin in Seattle is seeking a Software Development Engineer III to design, implement, and test MAC control-plane software for a space-based TDMA network. You will contribute to MAC protocols and QoS mechanisms, collaborating with PHY, modem, networking, and systems teams to deliver high-throughput, low-latency wireless stack tailored for space communications.

The role emphasizes cross-disciplinary work across hardware interfaces, simulation, and performance analysis, with an emphasis on