How many employees work at Los Alamos National Lab?
Los Alamos National Laboratory has approximately 12,863 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Los Alamos National Lab’s total headcount has grown 2.7% from 12,529 employees in 2023 to 12,863 in 2026.
Is Los Alamos National Lab hiring right now?
Yes, Los Alamos National Lab is actively hiring. Los Alamos National Lab had 559 active job postings in 2026, a 1.1% decline from 2025 — see job openings & hiring trends.
About Los Alamos National Lab’s Workforce
Los Alamos National Laboratory is a Research and Development company that employs 12,863 people worldwide as of March 2026. It is the 2nd-largest by headcount among its peers. Founded in 1943, the company is headquartered in Los Alamos, New Mexico.
Los Alamos National Lab's workforce has grown 2.7% from 2023 to 2026, though it is down 0.6% year over year in 2026. It fell to a low of 12,413 in 2023 Q3 before recovering. Its workforce is concentrated most in North America (99.3%), followed by South America (0.1%) and Western Europe (0.1%).
Los Alamos National Lab's functional groups are Finance and Operations (46.7%), Sales and Marketing (27.5%), and Engineering (25.8%), with Finance and Operations growing fastest (up 0.6%). The average salary is $129,173, ranging from a median of $129,000 in North America to $4,000 in South Asia.
Los Alamos National Lab's active job postings fell 1.1% in 2026 to 559, with new postings per month cooling from 399 in 2023 to 185 in 2026. Overall employee sentiment is neutral but declining.
Sourced from Revelio Labs workforce data.
- Headquarters
- Los Alamos, New Mexico
- Founded
- 1943
- Industry
- Research and Development
- Employees
- 12,863
- YoY
- -0.6% (+37)
As of March 2026
Los Alamos National Lab workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for Los Alamos National Lab. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsLos Alamos National Lab Annual Employee Count (2023-2026)
- Los Alamos National Lab had 12,863 employees in 2026, a 0.6% decline (+37) from 2025.
- Los Alamos National Lab had 12,804 employees in 2025, a 0.9% decline (-32) from 2024.
- Los Alamos National Lab had 12,836 employees in 2024, a 0.6% increase (+313) from 2023.
- Los Alamos National Lab had 12,523 employees in 2023, a 3.0% increase (+1,154) from 2022.
Los Alamos National Lab's total workforce has grown from 12,529 employees in 2023 to 12,863 in 2026.
Los Alamos National Laboratory quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 12,863 | +37 | -0.6% |
| 2025 | Q4 | 12,804 | -32 | -0.9% |
| 2025 | Q3 | 12,792 | -88 | -1.0% |
| 2025 | Q2 | 13,190 | -107 | -0.9% |
| 2025 | Q1 | 12,826 | +162 | -0.0% |
| 2024 | Q4 | 12,836 | +313 | +0.6% |
| 2024 | Q3 | 12,880 | +467 | +0.8% |
| 2024 | Q2 | 13,297 | +768 | +1.7% |
| 2024 | Q1 | 12,664 | +1,051 | +2.9% |
| 2023 | Q4 | 12,523 | +1,154 | +3.0% |
| 2023 | Q3 | 12,413 | +1,377 | +3.7% |
| 2023 | Q2 | 12,529 | +1,459 | +3.7% |
See Los Alamos National Lab's complete headcount history, including quarterly breakdowns.
Get the DataLos Alamos National Lab Employee Count by Region (2026)
North America accounts for the largest share of Los Alamos National Lab's global workforce with approximately 99% of total employees, followed by South America and Western Europe.
Los Alamos National Lab employees by region
| Region | Employees | % of Total |
|---|---|---|
| North America | 12,631 | 99.3% |
| South America | 15 | 0.1% |
| Western Europe | 15 | 0.1% |
| South Asia | 13 | 0.1% |
| Northern Europe | 12 | 0.1% |
| Southern Europe | 7 | 0.1% |
| Eastern Europe | 5 | 0.0% |
| Southeast Asia | 4 | 0.0% |
| North Africa | 4 | 0.0% |
| Central America and the Caribbean | 3 | 0.0% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataLos Alamos National Lab Employee Count by Department (2026)
Los Alamos National Lab's employee groups are Finance and Operations (46.7%), Sales and Marketing (27.5%), and Engineering (25.8%).
Los Alamos National Lab employees by department
| Department | Employees | % of Total |
|---|---|---|
| Finance and Operations | 5,982 | 46.7% |
| Sales and Marketing | 3,524 | 27.5% |
| Engineering | 3,303 | 25.8% |
Compare Los Alamos National Lab's department mix to industry peers.
See Full DataLos Alamos National Lab Employee Salary by Region (2026)
Los Alamos National Lab's average employee salary is $129,173 globally. Employees in North America receive the highest compensation. Pay is lowest in South Asia, at a median of $4,000.
Los Alamos National Lab median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| North America | $129,000 |
| Western Europe | $97,000 |
| Northern Europe | $93,000 |
| Southern Europe | $55,000 |
| South America | $33,000 |
| Southeast Asia | $16,000 |
| North Africa | $14,000 |
| South Asia | $4,000 |
Unlock salary by role, level, and city — and compare to Los Alamos National Lab's industry peers.
Unlock Salary DataLos Alamos National Lab Job Openings and Hiring Trends (2023-2026)
- Los Alamos National Lab had 559 active job postings in 2026, a 1.1% decline (+117) from 2025.
- Los Alamos National Lab had 442 active job postings in 2025, a 7.5% increase (+32) from 2024.
- Los Alamos National Lab had 410 active job postings in 2024, a 32.7% decline (-160) from 2023.
- Los Alamos National Lab had 570 active job postings in 2023, a 38.8% decline from 2022.
- Hiring velocity in 2026: 185 new roles/month, up from 173 in 2025 and 189 in 2024.
Los Alamos National Lab's hiring is slowing: active job postings fell 1.1% in 2026 to 559, with new postings per month cooling from 399 in 2023 to 185 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataLos Alamos National Lab Employee Sentiment (2026)
Revelio Labs tracks employee sentiment across Los Alamos National Lab's workforce based on public professional data. Overall sentiment is neutral and has declined year over year in 2026.
Overall
Unlock the full sentiment breakdown by department, tenure, and trend over time.
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Frequently Asked Questions About Los Alamos National Lab
- How fast is Los Alamos National Lab growing?
- In 2026, Los Alamos National Lab's headcount shrank 0.6% to 12,863 employees, up from 12,826 in 2025.
- See the full headcount history
- Where are Los Alamos National Lab employees located?
- Most Los Alamos National Lab employees are based in North America (99.3% of headcount), followed by South America and Western Europe.
- Explore where the workforce is based
- What is the average salary at Los Alamos National Lab?
- The average employee salary at Los Alamos National Lab is approximately $129.2k per year.
- Analyze the salary distribution
- How many new job postings does Los Alamos National Lab open per year?
- In Q1 2026, Los Alamos National Lab opened 554 new job postings. In 2025, Los Alamos National Lab opened 2,073 new job postings — about 173 per month.
- Track hiring trends by role
- When was Los Alamos National Lab founded and where is it headquartered?
- Los Alamos National Lab was founded in 1943 and is headquartered in Los Alamos, New Mexico.
- Compare Los Alamos National Lab to industry peers
Speak with a workforce expert about Los Alamos National Lab.
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