Apply on Employer Site

SpaceX · 13 hours ago

Wireless Firmware Engineer (Starlink Mobile)

Sunnyvale, CA

Full-time

Onsite

Entry Level

$130K/yr - $180K/yr

1+ years exp

SpaceX is actively developing technologies to enable human life on Mars. As a Wireless Firmware Engineer, you will develop novel wireless signal processing algorithms and optimized software for satellites and ground stations, collaborating closely with wireless systems engineers to enhance wireless PHY development.

Advanced MaterialsAerospaceManufacturingNational SecuritySpace Travel

Growth Opportunities

No H1B

U.S. Citizen Only

Responsibilities

Design and implement physical layer (PHY) algorithms for satellite-based 4G/5G (LTE/NR) eNodeB/gNodeB

Develop optimized signal processing algorithms running on resource-constrained CPUs

Develop models and run simulations to analyze and validate overall 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

Qualification

Wireless signal processingC/C++ programmingPhysical layer processingSignal processing algorithmsLinux command lineSoftware defined radioDebugging skillsAnalytical skillsDynamic environment adaptabilityCommunication skills

Required

Bachelor's degree in computer science, computer engineering, electrical engineering or a STEM discipline

1+ Years of experience with at least 1 of the following; wireless signal processing, wireless communications, modem systems design, wireless systems engineering, DSP (digital signal processing), or physical layer processing (L1)

1+ Years of C/C++ or Matlab coding experience

Preferred

Familiarity with 3GPP 4G/5G (LTE/NR) physical layer design or other modern broadband OFDM waveforms such as WiMAX, 802.11 WiFi, DVB-S2, DVB-C, 5G NTN (non-terrestrial networks)

Familiarity with forward error correction (FEC) coding concepts

Basic familiarity with MAC layer (medium access control, L2)

Development and optimization of complex signal processing algorithms in both fixed and floating point

Familiarity with Linux command line use, git-based version control, and python programming

SDR (software defined radio) experience

Experience supporting products through the full release cycle including commercial deployment

Strong skills in debugging and performance optimization; exceptional analytical skills and engineering fundamentals

Excellent verbal and written communication skills

Ability to work effectively in a dynamic environment with changing needs and requirements