Sr. Wireless Firmware Engineer (Starlink Mobile)

2 hours, 24 minutes ago
Full-time
Senior
Software Development
SpaceX

SpaceX

SpaceX designs, manufactures, and launches advanced rockets and spacecraft with the aim of revolutionizing space technology and enabling human life on other planets.

Aerospace & Defense
10K-50K
Founded 2002

Description

  • Design and implement physical layer (PHY) algorithms for satellite-based 4G/5G (LTE/NR) eNodeB/gNodeB systems.
  • Develop optimized signal processing algorithms for resource-constrained CPUs.
  • Develop models and run simulations to analyze and validate overall system and 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.

Requirements

  • Bachelor's, master's, or PhD degree in computer science, computer engineering, electrical engineering, or a STEM discipline.
  • 5+ years of experience with wireless signal processing, modem systems design, wireless systems engineering, DSP, or physical layer processing (L1).
  • 5+ years of C/C++ coding experience.
  • 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, or 5G NTN.
  • Familiarity with forward error correction (FEC) coding concepts.
  • Basic familiarity with MAC layer (medium access control, L2).
  • Experience developing and optimizing complex signal processing algorithms in both fixed-point 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 debugging and performance optimization skills, with 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.
  • Must be willing to work extended hours and weekends as needed.
  • Must meet ITAR eligibility requirements as a U.S. citizen/national, lawful permanent resident, refugee, asylee, or otherwise eligible for required U.S. Department of State authorization.

Benefits

  • $170,000 to $235,000 per year base salary range for Software Engineer/Senior.
  • Eligibility for long-term incentives, including company stock, stock options, or long-term cash awards.
  • Potential discretionary bonuses.
  • Ability to purchase additional stock at a discount through an Employee Stock Purchase Plan.
  • Comprehensive medical, vision, and dental coverage.
  • 401(k) retirement plan.
  • Short- and long-term disability insurance and life insurance.
  • Paid parental leave, approximately 3 weeks of paid vacation, 10 or more paid holidays per year, and paid sick leave.

Interested in this position?

Apply directly on the company website

Apply Now

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