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Lightmatter Salary

Lightmatter Salary

Lightmatter pays a median of $207K ($185K–$232K) across 42 public job postings (2025–2026).

💰 $185K–$232K salary range

Median: $207K  ·  Based on 42 public Lightmatter job postings  ·  Updated September 9, 2026


This Lightmatter salary benchmark is built from public job postings — no private placement data. Figures reflect base salary only (equity is separate) and are refreshed as new postings are collected.

📊 Salary breakdown

Lightmatter · pay benchmark · updated September 9, 2026
$207K
inc. eng · sales · ops
All-role median
$185K–$232K
Typical range
$325K view JD
Highest base · Principal Digital (mixed-signal) Architect
42
Open roles
~7 yrs
Typical exp.
+9
31 last 90d
New last 30d
ⓘ Base salary only — 100% of roles mention equity
IC salary by seniority
Mid
$184K (9)
Senior
$183K (10)
Staff
$221K (21)
Salary by department · median & top base
photonics & silicon engineering
$233K · $270K top (12)
product engineering
$209K · $260K top (9)
architecture
$185K · $325K top (5)
photonics packaging engineering
$174K · $317K top (7)
Highest-paying skills
Fiber $226KMachine Learning $218KMatlab $211KPython $208KGit $199K

Highest-paying open roles at Lightmatter

Lightmatter salary by department

  • photonics & silicon engineering: $233K median · $270K top base — Sr. Staff Physical Design Timing Engineer (STA) (view JD) (12 roles)
  • product engineering: $209K median · $260K top base — Staff / Sr. Staff Photonics Test Engineer (view JD) (9 roles)
  • architecture: $185K median · $325K top base — Principal Digital (mixed-signal) Architect (view JD) (5 roles)
  • photonics packaging engineering: $174K median · $317K top base — Packaging Architect (view JD) (7 roles)

Lightmatter salary by seniority

  • Mid: $184K median · $240K top base — Photonics Hardware Validation Engineer (view JD) (9)
  • Senior: $183K median · $267K top base — Senior Laser & SOA Characterization Engineer (view JD) (10)
  • Staff: $221K median · $325K top base — Principal Digital (mixed-signal) Architect (view JD) (21)

Lightmatter salary by location

  • Boston: $199K median · $325K top base — Principal Digital (mixed-signal) Architect (view JD) (13 roles)

Remote work at Lightmatter

0% of Lightmatter's disclosed-pay roles are remote-friendly.

What Lightmatter looks for

Most-required skills across these postings: Python (16) · R (2) · JavaScript (1) · MongoDB (1).

Benefits & perks at Lightmatter

Commonly listed: dental (42) · 401k (42) · commuter (42) · life-ins (42) · parental (42).

About Lightmatter

Lightmatter is Series D stage · 251–500 employees · founded 2017 · HQ Mountain View, CA. This context shapes pay: later-stage, well-funded companies tend to anchor base salary higher.

Experience & background at Lightmatter

Roles typically ask for around 7 years of experience (up to 15+ for the most senior). Most postings don't state a degree requirement; of the 27 that do, PhD and Master's and Bachelor's are most common.

Posted pay vs. total compensation

The figures on this page are the midpoint of each posting's advertised salary range (which, for commission roles, includes on-target earnings). Equity is a separate — and often large — component of total compensation, especially at high-growth and AI-native companies; 100% of these postings reference equity. Equity is not included in the medians above.

Lightmatter total compensation signals

Beyond the posted-range midpoint, postings indicate: 27% include commission; common structures: salaried. Bonus, commission, and equity vary by role and are not included in the base medians above.

Lightmatter hiring activity

Lightmatter has 42 open roles right now, and this benchmark draws on 42 public job postings with disclosed pay. 9 of these roles were first seen in the last 30 days (31 in the last 90). Mostly full-time, with 3 contract roles in the mix.

💼 Similar companies hiring

Compare Lightmatter's pay with companies in the same space:

CompanyMedian payvs LightmatterStage
PhysicsX$213K↑ +3%Series C
Fluidstack$217K↑ +5%Late Stage
Baseten$240K↑ +16%Series F
Lambda$285K↑ +38%Series C
Arize AI$175K↓ -15%Series C
Neurophos$253K↑ +22%Late Stage

💸 Companies that pay more than Lightmatter

OpenAI · Normal Computing · Wispr Flow · Inworld AI · Runway Ml

🏙 Top-paying tech companies in Mountain View

Confluent · DensityAI · Knightscope · Elastic · Nuro · Matic

📚 Salary guides & rankings

Top-Paying Tech Companies for Engineers (2026) · Highest-Paying Cities for Software Engineers · Highest-Paying Engineering Roles

Browse all company salary pages →

Explore more salary data

All AI/ML salaries →  ·  Machine Learning Infrastructure Researcher salary progression →  ·  Browse all tech salaries →

Common questions

What does Lightmatter pay?
The median pay is $207K, with a typical range of $185K–$232K, based on 42 public job postings (2025–2026). Base only — equity is separate.

What is the highest-paying job at Lightmatter?
One of the highest-paying open roles is Principal Machine Learning Infrastructure Researcher, at $300K–$350K base.

Which team pays the most at Lightmatter?
The photonics & silicon engineering team, at a $233K median.

Where does this data come from?
Public job postings on company career pages and public job boards — no private placement or client data.

Methodology

Posted-range midpoints (USD) aggregated from 42 public Lightmatter job postings (2025–2026). Range = 25th–75th percentile; median = 50th percentile. Roles, departments, skills, and experience are parsed from the postings. Base salary only — equity excluded. Last refreshed September 9, 2026.

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