11h ago

Wireless Firmware Engineer

Sunnyvale, CA

$135k-$185k / year

full-timejunioraerospace

๐Ÿ›  Tech Stack

๐Ÿ’ผ About This Role

You'll develop novel wireless signal processing algorithms for satellite-based 4G/5G systems at SpaceX's Starlink Mobile program. Your work will enable global cellular connectivity from space by implementing optimized software for satellites and ground stations. This role bridges wireless systems engineering and high-performance software development.

๐ŸŽฏ What You'll Do

  • Design and implement physical layer algorithms for 4G/5G eNodeB/gNodeB
  • Develop optimized signal processing for resource-constrained CPUs
  • Run simulations to analyze modem and system performance
  • Design, implement, test, and document wireless PHY and MAC layers

๐Ÿ“‹ Requirements

  • Bachelor's in CS, CE, EE, or STEM
  • 1+ years with wireless signal processing, communications, or DSP
  • 1+ years of C/C++ or Matlab coding experience

โœจ Nice to Have

  • Familiarity with 3GPP 4G/5G (LTE/NR) physical layer design
  • Forward error correction coding concepts
  • SDR experience

๐ŸŽ Benefits & Perks

  • ๐Ÿ–๏ธ 3 weeks paid vacation
  • ๐Ÿฅ Comprehensive medical, vision, and dental coverage
  • ๐Ÿ’ฐ 401(k) retirement plan
  • ๐Ÿ“ˆ Stock options and long-term incentives
  • ๐Ÿ‘ถ Paid parental leave

๐Ÿ“จ Hiring Process

Estimated timeline: 2-4 weeks ยท AI estimate

  1. 1Recruiter phone screenยท 30 min
  2. 2Technical phone interviewยท 60 min
  3. 3On-site interviews (3-4 rounds)ยท 4 hours

๐Ÿšฉ Heads Up

  • Requires willingness to work extended hours (potential for overtime)
  • ITAR restrictions limit applicants to US citizens/perm residents only
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