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 an Analog/Mixed Signal Architect at Lightmatter, you will design and develop innovative analog architecture solutions for high-speed optical transceivers. Your role involves collaborating with cross-disciplinary teams, authoring technical specifications, and contributing to the creation of groundbreaking products in AI data center infrastructure. You will also represent the company at technical conferences, showcasing your expertise and the company's technical leadership.
- 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
- PhD in electrical engineering, physics, applied physics, or a discipline related to analog design
- Experience in designing and testing optical front-end receivers and transmitters (TIAs, drivers), CTLE, DFE, ADC, DAC, oscillators, etc. in advanced CMOS
- Power user of simulation tools Cadence Virtuoso, Cadence Spectre, Verilog-A, IBIS-AMI simulators
- Ability and desire to collaborate in a cross-disciplinary team
- Excellent written and communication skills
- Demonstrated strong problem solving skills specifically pertaining to problems that do not have obvious solutions
Nice to have
- Understanding of signal processing (i.e., equalization, digital signal processing, and coding) and signal integrity in optical communication
- Experience in silicon photonic devices (Mach-Zehnder and microring modulators, thermally tuned components)
- A culture champion for Lightmatter, aligns with the company’s light-hearted culture
- Willing and able to learn quickly. Self-starter with a “no task is too big or small” attitude
- Innovative and flexible; realizes that a one-size-fits-all approach will not always solve the problem at hand
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
- No specific mention of the tech stack beyond analog design tools and optical transceivers
- Salary range provided but not specific to experience level or negotiation flexibility
- Role involves significant collaboration, which may not suit all independent workers
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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