Celesta Portfolio Careers

Celesta and our portfolio of startups are always hiring exceptional talent!
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Digital Design Engineer



Software Engineering, Design
San Francisco, CA, USA
Posted on Thursday, May 4, 2023
Digital Design Engineer
Join the leading chiplet startup! As an Eliyan Digital Design Engineer, you will be working at a fast paced early stage startup creating technologies that fuel tomorrow’s chiplet based systems with best-in-class power, area, manufacturability, and design flexibility. You will be defining, implementing, and ensuring correctness of novel RTL for major blocks. You will work with a cross-functional team of industry experts that operate from first principles, innovate and push the envelope to create high-volume and high-performance manufacturable products. We offer a fun work environment with excellent benefits.

Key Responsibilities

  • Define microarchitecture and design of major blocks
  • Author microarchitecture document and review with key staff
  • Write RTL that meets specs
  • Work with Verification team to root cause and fix bugs
  • Work with the physical design team to ensure best-in-class PPA
  • Work with the verification team to create and review assertions and checkers, stimulus, and coverage metrics

Minimum Qualifications

  • Expertise in general logic design, and best-in-class RTL coding
  • Knowledge of memory systems (DDR, LPDDR, GDDR, HBM) a plus
  • Knowledge of PCI, CXL, and on-chip interconnect (NoC, AXI) a plus
  • General knowledge of RTL simulation tools and related scripting languages
  • BS EE or equivalent, with 5 years of experience

Ideal Qualifications

  • Deep expertise in memory system and memory controller design
  • Knowledge of UPF and power-aware designs
  • Experience working with Analog/Mixed-Signal circuits and DRAM PHYs
  • Experience with Verilog real number modeling (RNM) or Verilog AMS modeling
  • MS/PhD EE or equivalent, with 7 years of experience