# Physical Design Lead at Phinitylabs

> Onsite · United States · Staff · Design · open. Source: https://alderhq.app/jobs/ashby%3APhinitylabs%3A85d7ad89-22cd-4272-aad8-dd99ba0c9236 (read 2026-11-15).

## Facts (observed)

- Company: [Phinitylabs](https://alderhq.app/companies/phinitylabs)
- Location text: San Francisco
- Where it can be done from (inferred): Onsite · United States (evidence: "Location: San Francisco")
- Posted: 2026-10-08 (38 days ago)
- First seen by alder: 2026-11-07 · last verified: 2026-11-08
- Reposted: 0 times · edited: 0 times
- Apply on the employer's site: https://jobs.ashbyhq.com/Phinitylabs/85d7ad89-22cd-4272-aad8-dd99ba0c9236

## Pay and sponsorship

- Posted pay: not posted
- Market band for similar posted roles (SF Bay Area, n 82): p25 $186k, median $216k, p75 $237k

## Description (the employer's text)

Phinity is an AI research lab focused on solving chip design. The bottleneck to AGI is compute, and we enable AI agents to tape-out chips autonomously, from architecture to post-silicon. We are building RL environments, agent infrastructure, and evaluation systems to accomplish this. Our team brings together deep AI and silicon expertise, including leaders and executives from top chip companies, post-training chip-design models at NVIDIA, AI for formal verification research, previous exits, and over 10 years of experience building chips at NVIDIA, Intel, Mediatek, and others.

We are hiring a Physical Design Lead.

### You will be responsible for

Leading PD flows and optimization of block-level to full-chip level optimizations

Define Synthesis to layout flows, including PDN, clock-trees, PVT corners and custom cell definitions. Responsible for implementing characterization flows for custom cells and memory blocks.

Responsible for executing IP and Fullchip design optimizations working with PD engineers. Identify areas of optimization in design utilization, power grid and clock network within the design.

Responsible for delivering tapeout ready design optimized for the target PPA, and utilizing the in-house capability on prompt-to-GDS.

### Why Phinity

Work directly with the founders to shape the strategy and growth of an ambitious AI research lab

Take ownership of high-impact initiatives across business strategy, partnerships, and company operations

Collaborate with leading AI researchers and hardware experts at the frontier of autonomous chip design

### Benefits include

Health insurance

Retirement plans

Unlimited PTO

Paid parental leave

Lunch and dinner provided in-office

---
Data: alder (https://alderhq.app). Cite https://alderhq.app/jobs/ashby%3APhinitylabs%3A85d7ad89-22cd-4272-aad8-dd99ba0c9236 and the date you read it. Observed facts come from the employer's own listing; location reach, level, family and skills are inferences.