Kairos Power
kairospower.com
Actively hiring
Nuclear Engineering
Nuclear Energy
View 43 jobs
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Overview
News
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials
Funding and backers
Total raised
$100M
1 round on record
Latest round
$100M
Venture round · Sep 2026 · 1 mo ago
Team
548
US Form 5500 (plan participants) · Dec 2024
Hiring now
52
+32 posted in 30 days
The money's age
Fresh money
1 months since the last round · and hiring
Momentum
55/100
hiring for its size, a new city, fresh money
Last sign of life
this month
a posting or a news item
The story so fareach stage dated by its source: the company's releases, the press, registers, filings
Tractionpublic signals, read monthly
Web presence
top 0.35%
of 133.2M domains by links, Common Crawl
Hacker News stories
1
best: 2 points
Funding rounds
| Round | Date | Amount | Investors | Source |
|---|---|---|---|---|
| Venture round | Sep 2026 | $100M | — | Crypto Briefing |
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How Kairos Power hires
Truth index
B 83/100
Median time to fill
200 days
Ghost roles
0%
Stale roles
50%
Reposted roles
0%
Kairos Power scores B on the Alion truth index (A is best, E worst), measured over 6 open roles re-checked against its own hiring board: 0% look like ghost listings, 50% have gone stale and 0% are the same role posted again. Its roles close in a median of 200 days. It measures how much of what this employer publishes turns into a real, finite search - not the employer as a workplace. How the index is computed
Visa sponsorship
- United States · H-1B filings in 12 months: 1 · green card filings: 4
Overview
Kairos Power is a nuclear energy technology and engineering company developing the fluoride-salt-cooled, high-temperature reactor for clean energy. Its job ads cover fuel handling, licensing, civil structural work and a salt production facility, with teams in Alameda, Albuquerque and Oak Ridge. The company is headquartered in Alameda, California, United States.
News
Kairos Power Begins Construction on Hermes Low-Power Demonstration Reactor Kairos Power
Kairos Power has started construction on the Hermes Low-Power Demonstration Reactor, the first and only Gen IV reactor to be approved for construction by the U.S. Nuclear Regulatory Commission and the first non-light-water reactor to be permitted in the U
Read more
Report
Tech stack
Technologies named in job postings at Kairos Power over the last 12 months, by layer, with the share of postings for each.
Technologies in use
67
Postings analysed
31
Stack modernity
71/100AI adopter
Languages
Python26%
MATLAB13%
SQL10%
C++6%
Frameworks & libraries
Pytest3%
React.js3%
Databases
PostgreSQL3%
Cloud & platforms
AWS16%
Linux13%
GCP13%
Azure6%
AI & ML
LLM3%
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Full Kairos Power tech stack
67 technologies · by team · pay by technology · changes · similar stacks
Salary insights
Compensation ranges based on this company's open jobs
Median
$166k
Typical range
$128k – $330k
Open positions
18
17
Jobs
Middle
17.6%
Senior
64.7%
Staff
5.9%
Architect
11.8%
| Level | Jobs | Median | Typical range |
|---|---|---|---|
| Middle | 3 | $128k | $128k – $144k |
| Senior | 11 | $166k | $134k – $330k |
| Staff | 1 | $128k | $128k |
| Architect | 2 | $262k | $262k |
Highest paying role
Senior Director, Power Plant Engineering
$330k
Normalized to USD per year
All salaries at Kairos Power
By role, level and city, against the market · 18 jobs with pay
Growth
Hiring Momentum
77/100
Scaling fast
Open positions
53
17 opened / 3 closed in 30 days
Median time-to-fill
143 days
faster than 9% of the market
ATS activity
Every ~4 hours
Today
Hiring Dynamics
+100%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
Industrial Engineering
51% ▼
Operations
13% ▲
DevOps
7% ▲
Hardware
7% ▼
Finance
7% ▲
Backend
4% ▼
Actively hiring for Industrial Engineering (+17 in 30 days)
Activity Timeline
New location: Oakridge
Oct 2026
Added Structured Outputs to stack
Oct 2026
Added RAG to stack
Oct 2026
Added Model Context Protocol to stack
Oct 2026
Added LLM to stack
Oct 2026
Added Human-in-the-Loop to stack
Oct 2026
Added Azure to stack
Oct 2026
Added Microsoft Project to stack
Oct 2026
New location: Oak Ridge
Sep 2026
Added Microsoft Office to stack
Sep 2026
Added Agile to stack
Sep 2026
Offices
Where the company hires and what each office is for
Cities
4
Hiring now
4
Countries
1
Busiest office
Alameda
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Headquarters
Builds here
Office with open vacancies
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Alameda
United States
HQ
Alameda (KPHQ)
30 open roles 23 posted in 90 days 20% engineering 50-200 est. staff $182k Avg Salary
hires for Industrial Engineering, Finance, DevOps
Albuquerque
United States
Plant / site
New Mexico (KPSW)
26 open roles 25 posted in 90 days 15% engineering 50-200 est. staff $148k Avg Salary
hires for Industrial Engineering, Operations, DevOps
Oak Ridge
United States
Plant / site
Oak Ridge (KPTN)
5 open roles 4 posted in 90 days 20% engineering 10-50 est. staff
hires for Industrial Engineering, Hardware, Operations
Oakridge
United States
Oak Ridge (KPTN)
1 open roles 1-10 est. staff
hires for Industrial Engineering
Jobs
≈ $59k – $116k per year (Estimated) • In office • 5+ years exp • High School Diploma • Albuquerque • Alameda
Apply
≈ $70k – $166k per year (Estimated) • In office • High School Diploma • Albuquerque
Apply
$258k – $330k per year • In office • 20+ years exp • Bachelor's Degree • Alameda
Defense in Depth
MedTech
Design Controls
Apply
≈ $92k – $168k per year (Estimated) • In office • Bachelor's Degree • Alameda • Albuquerque
Verification & Validation
Apply
$109k – $128k per year • In office • 4+ years exp • Bachelor's Degree • Alameda • Albuquerque
ISO 27001
NIST 800-171
Zero Trust
Least Privilege
Microsoft Entra ID
SIEM
Defense
CMMC
Apply
$109k – $128k per year • In office • 4+ years exp • Bachelor's Degree • Alameda
Terraform
GCP
Chef
Azure
AWS
Configuration Management
Linux
Windows
TCP/IP
DNS
DHCP
Apply
$122k – $144k per year • In office • 5+ years exp • Bachelor's Degree • Alameda
Python
MATLAB
Apply
≈ $82k – $149k per year (Estimated) • In office • 3+ years exp • Bachelor's Degree • Oak Ridge
Apply
≈ $123k – $235k per year (Estimated) • In office • 6+ years exp • Bachelor's Degree • Albuquerque
Multimodal AI
Apply
≈ $88k – $172k per year (Estimated) • In office • 2+ years exp • Bachelor's Degree • Oak Ridge
Python
SQL
Model Context Protocol
LLM
RAG
Human-in-the-Loop
Structured Outputs
DevOps
GCP
Azure
Git
AWS
Apply
≈ $91k – $171k per year (Estimated) • In office • 8+ years exp • Bachelor's Degree • Albuquerque
AS9100
MedTech
ISO 13485
Design Controls
Apply
≈ $91k – $171k per year (Estimated) • In office • 10+ years exp • Bachelor's Degree • Albuquerque
FMEA
Apply
Financials
Total raised
$100M
Latest round
Venture - Series Unknown
Funding rounds
1
Funding rounds
| Round | Announced | Amount | |
|---|---|---|---|
| Venture - Series Unknown | 2026 | $100M | Details |