or apply directly on Lightmatter's site. We never take the application ourselves.
Is this posting real?
- This role has been open
- 81 days Lightmatter's roles stay open a median of 82 days
- Reposted
- No
- Salary listed
- No 10% of Lightmatter's roles list one
- Ghost-job risk at Lightmatter
- high 63 stale, 0 reposted of 63 open
- Hiring momentum
- 85 roles opened in the last 90 days ↑ up vs. the prior 90 days
- Last confirmed on the employer's board
- 2026-10-24
Measured from postings appearing on and disappearing from Lightmatter's own greenhouse board since 2026-08-03. Full hiring picture for Lightmatter.
About this role
As a Senior Physical Design Engineer at Lightmatter, you will implement complex digital blocks in advanced technology nodes, focusing on timing closure, power integrity, and physical verification for high-performance ASICs. You will collaborate with a team of scientists and engineers to optimize systems and tackle unique challenges in the photonics industry, while also engaging in tasks such as full-chip floor planning and debugging DRC/LVS issues.
- benefits
- 5/5
- freshness
- 1/5
- career value
- 4/5
- role clarity
- 4/5
- pay transparency
- 0/5
Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Lightmatter as an employer.
What you need
- Bachelor’s in Electrical Engineering or Computer Engineering
- 12+ years of industry experience working as a Physical Design Engineer
- Must have completed blocks or top level physical design for large ASICs or mixed signal chips that taped out
- Thorough knowledge of timing closure, LVS/DRC closure
- Experience in TCL and Python (or other scripting languages)
- Strong teamwork skills with the ability to collaborate with multiple functional teams across a variety of fields
Nice to have
- Masters Electrical Engineering or Computer Engineering with 8 years of industry experience
- Hands-on experience with Cadence tools
- Tape-out experience 3nm designs
- Be willing to do manual layouts as well as willingness to learn and do silicon photonics layout
- EM/IR analysis using standard industry signoff tools
What you get
- Comprehensive Health Care Plan (Medical, Dental & Vision)
- Retirement Savings Matching Program
- Life Insurance (Basic, Voluntary & AD&D)
- Generous Time Off (Vacation, Sick & Public Holidays)
- Paid Family Leave
- Short Term & Long Term Disability
Worth weighing
- Salary range provided is broad and may depend on various factors
- Role involves working with cutting-edge technology but may require manual layout work
- Fast-paced environment may not suit everyone
Summarised from Lightmatter's posting. Read the full original.
Listed by Lightmatter on their greenhouse job board, last confirmed open on 2026-10-24. PitchMeAI is not the employer.
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