# Physical Design Engineer at Density

- Company: Density
- What the company does: Density shows you how people use your space and helps you get more out of every square foot. Backed by Kleiner Perkins and South Park Commons.
- Company website: https://www.density.io/
- Type: Startups (AI role)
- Level: Mid level
- Location: Mountain View, CA
- Work setup: On-site
- Posted: 2026-05-20
- Apply by: 2026-10-08
- Apply: https://job-boards.greenhouse.io/densityai/jobs/4253544009
- Page: https://www.1752.vc/careers/jobs/density-physical-design-engineer/

## About the role

Own floorplan-to-signoff physical design for one or more blocks of our AI accelerator silicon. Work with chip-design and software teams driving DensityAI's AI accelerator program from first silicon through scale-out.

## What they're looking for

- Exceptional abilities across the full physical design flow (synthesis, place &amp, route, CTS, signoff)
- 8+ years of experience on very high performance designs at advanced technology nodes (7nm or better)
- Hands-on with industry-standard PD tools (Cadence Innovus, Synopsys Fusion Compiler, or equivalent) and signoff (PrimeTime, Tempus, or equivalent)
- Demonstrated ability to work closely with architects, RTL designers, EDA vendors, and foundries to design and sign off complex chips
- (Optional) Multi-die packaging (CoWoS, 2.5D / 3D), thermal / IR / EM signoff, signal integrity, or DFT-aware physical design

Tags: Hardware