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Wireless Firmware Engineer (Starlink Mobile)

SpaceX· Starlink Mobile Engineering
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Redmond, WA$125k - $145kFull-timePosted 5mo ago

About the role

Wireless firmware engineer role for SpaceX Starlink Mobile, focused on developing PHY/MAC algorithms and high-performance software for satellite and ground station systems, with collaboration across wireless systems and protocol firmware teams.

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.

Qualifications

  • 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++ coding experience.

Skills

Required:PHY design and implementationC/C++ programming

Benefits

  • Long-term incentives (stock, stock options, or long-term cash awards)
  • Discretionary bonuses
  • Employee Stock Purchase Plan
  • Comprehensive medical, vision, and dental coverage
  • 401(k) retirement plan
  • Short and long-term disability insurance
  • Life insurance
  • Paid parental leave
  • Paid vacation (3 weeks)
  • 10+ paid holidays per year
  • Paid sick time in Washington State
  • Company shuttles from select Seattle locations to SpaceX Redmond office (Mon-Fri)
Last updated Jul 8, 2026. Interested? Apply on the company site.

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