Satellite Wireless Firmware Engineer — PHY & 5G Specialist

SpaceX; Palo Alto (CA); On-site; USD 135,000 - 185,000; Full time

Benefits offered by this job

Stock options

Bonuses

Medical, vision, dental

401(k) retirement plan

Paid vacation & holidays

Job summary

SpaceX's Starlink Mobile team in Palo Alto is seeking a Wireless Firmware Engineer to advance PHY/MAC layers for satellite-based 4G/5G systems. You will design, optimize, and validate signal processing algorithms and production software for satellites and ground stations.

We value hands-on experience with C/C++, Linux, SDRs, and a collaborative mindset to solve cross-disciplinary challenges in a dynamic space environment. This role requires extended hours as needed.

Qualifications

• Bachelor's degree in computer science, computer engineering, electrical engineering or a STEM discipline.
• 1+ years of experience with at least 1 of: wireless signal processing, wireless communications, modem systems design, wireless systems engineering, DSP, or physical layer processing (L1).
• 1+ years of C/C++ coding experience.

Responsibilities

• Design and implement PHY algorithms for satellite-based LTE/NR eNodeB/gNodeB.
• Develop optimized signal processing algorithms for resource-constrained CPUs.
• Develop models and run simulations to analyze and validate system performance, including modem performance.
• Design, implement, test, maintain, and document the wireless PHY and MAC layers of the protocol stack.
• Identify and debug complex performance issues across the wireless PHY and MAC layers.
• Participate in architecture, design, and code reviews; contribute to system dimensioning and algorithm design for next generation hardware.

Skills

Wireless signal processing

C/C++ programming

DSP (digital signal processing)

Education

Bachelor's degree in CS/CE/EE or STEM

Tools

Linux

Git

Python

SDR (software defined radio)

Job description

SpaceX's Starlink Mobile team in Palo Alto is seeking a Wireless Firmware Engineer to advance PHY/MAC layers for satellite-based 4G/5G systems. You will design, optimize, and validate signal processing algorithms and production software for satellites and ground stations.

We value hands-on experience with C/C++, Linux, SDRs, and a collaborative mindset to solve cross-disciplinary challenges in a dynamic space environment. This role requires extended hours as needed.