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Sr. Signal Integrity Engineer - Serdes, Satellites (Starlink)

SpaceX· Satellite Payload Engineering
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Palo Alto, CA$115k - $185k + equityFull-timePosted 3mo ago

About the role

Senior SI/PI engineer for Starlink payloads, owning signal and power integrity across hardware life-cycle, collaborating cross-functionally to design, analyze, qualify, and troubleshoot high-speed SERDES, memory interfaces, and PDN/packaging for Starlink satellites.

Responsibilities

  • Specify, design, simulate, verify, qualify, define production screens for, and generally troubleshoot SI and PI aspects of advanced satellite hardware, such as: Wireline and electro-optical communication systems with cutting edge (e.g. 10 to 112+ Gbps) SERDES, DSPs, retimers, and optoelectronics; High-speed and high-bandwidth memory interfaces (DDR4, LPDDR5, GPDDR6, QSPI NOR, eMMC, etc.); Power needs and PDNs for the associated ASICs
  • Work alongside RF, antenna, ASIC, packaging, mechanical, thermal, software, supply chain, and production engineers to architect new products with novel channels, interfaces, and power delivery strategies
  • Derive top level specifications for PCB materials and channel subcomponents
  • Design and optimize transition structures for the entire channel from die bump to die bump
  • Drive detailed component selection to accompany PDN designs
  • Root cause and fix issues found in PCB manufacturing, PCBA test, or satellite integration
  • Define best practices, simulation workflows, test methodologies, signoff criteria, and lab equipment needs for all SI/PI needs on Starlink satellite payloads

Qualifications

  • Bachelor’s degree in electrical engineering, computer engineering, or physics
  • 5+ years of industry experience designing circuits, electronic products, or hardware
  • 2+ years of experience using one of the 3D EM simulation tools and high-speed digital channel simulators (CST, HFSS, ADS etc.)
  • 2+ years of research or industry experience with high-speed digital design or power integrity

Skills

Required:3D EM simulation

Benefits

  • Comprehensive medical, vision, and dental coverage
  • 401(k) retirement plan
  • short and long-term disability insurance
  • life insurance
  • paid parental leave
  • 3 weeks of paid vacation and 10+ paid holidays per year
  • discretionary bonuses and stock/long-term incentives
  • Employee Stock Purchase Plan (discounted stock)
  • various other discounts and perks
Last updated Aug 19, 2026. Interested? Apply on the company site.

About SpaceX

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