3D Physical Design Engineer

Cerebras Systems, Inc.; Sunnyvale (CA); On-site; USD 150,000 - 270,000; Full time

Benefits offered by this job

Equal opportunity workplace

Diverse environment

Continuous learning and growth opportunities

Job summary

Cerebras Systems, Inc. is seeking a Physical Design Engineer to work on their groundbreaking AI chip technology. The successful candidate will have extensive experience in physical design, engaging in the design and analysis of 3D integrated products while collaborating closely with architecture teams.

This position offers an attractive salary range of $150,000 – $270,000 annually, reflecting skills and experience. Join Cerebras to be part of an innovative team transforming AI capabilities.

Qualifications

• 10+ years of physical design/verification experience.
• Expert at optimizing for the best power/performance and area.
• Must have experience with 3D physical design and chip stacking.

Responsibilities

• Design and analyze 3D integrated products.
• Work closely with architecture and RTL teams on R&D.
• Conduct power, clock, and cooling analysis.

Skills

Physical design/verification experience

Block level and full-chip physical verification methodology

Optimizing power/performance and area

Complete physical design flow knowledge

ICV or Calibre tools expertise

IR/EM analysis

Scripting languages (Tcl, Python)

Working with RTL teams

2.5D or 3D packaging solutions knowledge

3D physical design experience

Tools

Synopsys tool suite

ICV

Calibre

Job description

Cerebras Systems builds the world's largest AI chip, 56 times larger than GPUs. This architecture allows Cerebras to deliver industry-leading training and inference speeds; over 10 times faster than GPU-based hyperscale cloud inference services. This order of magnitude increase in speed is transforming the user experience of AI applications, unlocking real‑time iteration and increasing intelligence via additional agentic computation. Cerebras works with the leading model labs, global enterprises, and cutting-edge AI‑native startups. OpenAI recently announced a multi‑year partnership with Cerebras, to deploy 750 megawatts of scale, transforming key workloads with ultra high‑speed inference.

About The Role

As a member of our tight‑knit physical design team, you will be working on the design and analysis of 3D integrated products. This role involves a combination of traditional ASIC/SoC physical design skills, packaging, power, clock and cooling analysis. You will work closely with the architecture and RTL team to do R&D on novel concepts for 3D integration.

Skills and Qualifications

Required

• 10+ years of physical design/verification experience.
• Strong knowledge of block level and full‑chip physical verification methodology.
• Expert at optimizing for the best power/performance and area.
• Experience with the complete physical design flow. Knowledge of Synopsys tool suite is a plus.
• Expert with ICV or Calibre tools resolving block and full‑chip DRC and LVS issues.
• Expert with IR/EM analysis and resolution.
• Strong ability in scripting languages like Tcl and Python. Ability to make flow enhancements.
• Demonstrated ability to work with RTL teams to optimize for physical design.
• Knowledge of 2.5D or 3D packaging solutions.
• Must have experience with 3D physical design, 3D die stacking, 3D chip design, die‑to‑die or wafer‑to‑wafer.

Preferred

• Experience doing full chip floor planning and integration.
• Knowledge of clock distribution.
• Knowledge of cooling analysis.

The salary range for this position is $150,000 – $270,000 annually. Actual compensation will be determined based on factors such as experience, skills, qualifications, and location.

Why Join Cerebras

People who are serious about software make their own hardware. At Cerebras, we have built a breakthrough architecture that is unlocking new opportunities for the AI industry. With dozens of model releases and rapid growth, we’ve reached an inflection point in our business. Members of our team tell us there are five main reasons they joined Cerebras:

1. Build a breakthrough AI platform beyond the constraints of the GPU.
2. Publish and open source their cutting‑edge AI research.
3. Work on one of the fastest AI supercomputers in the world.
4. Enjoy job stability with startup vitality.
5. Our simple, non‑corporate work culture that respects individual beliefs.

Find out more about what it's like to work at Cerebas here!

Apply today and become part of the forefront of groundbreaking advancements in AI!

Cerebras Systems is committed to creating an equal and diverse environment and is proud to be an equal opportunity employer. We celebrate different backgrounds, perspectives, and skills. We believe inclusive teams build better products and companies. We try every day to build a work environment that empowers people to do their best work through continuous learning, growth and support of those around them.

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