How many employees work at Institute Defense?
Institute for Defense Analyses has approximately 1,678 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Institute Defense’s total headcount has declined 4.4% from 1,756 employees in 2023 to 1,678 in 2026.
Is Institute Defense hiring right now?
Yes, Institute Defense is actively hiring. Institute Defense had 61 active job postings in 2026, a 19.8% increase from 2025 — see job openings & hiring trends.
About Institute Defense’s Workforce
Institute for Defense Analyses is a Public Sector Management company that employs 1,678 people worldwide as of March 2026. It is the 11th-largest by headcount among its peers. Founded in 1947, the company is headquartered in Alexandria, Virginia.
Institute Defense's workforce has declined 4.4% from 2023 to 2026, down 4.3% year over year in 2026. It fell to a low of 1,675 in 2025 Q4 before recovering. Its workforce is concentrated most in the United States (78.0%), followed by Singapore (7.5%) and Egypt (2.1%), with Singapore, its fastest-growing location.
Institute Defense's largest functional groups are Finance and Operations (62.9%), Engineering (20.3%), and Sales and Marketing (16.8%). Median employee tenure is 6.5 years. The average salary is $129,102, ranging from a median of $136,000 in Northern America to $12,000 in Southern Asia.
Institute Defense's active job postings rose 19.8% in 2026 to 61, with new postings per month cooling from 60 in 2023 to 42 in 2026. Overall employee sentiment is neutral but declining.
Sourced from Revelio Labs workforce data.
- Headquarters
- Alexandria, Virginia
- Founded
- 1947
- Industry
- Public Sector Management
- Employees
- 1,678
- YoY
- -4.3% (-113)
As of March 2026
Institute Defense workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for Institute Defense. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsInstitute Defense Annual Employee Count (2023-2026)
- Institute Defense had 1,678 employees in 2026, a 4.3% decline (-113) from 2025.
- Institute Defense had 1,675 employees in 2025, a 4.6% decline (-118) from 2024.
- Institute Defense had 1,793 employees in 2024, a 1.5% increase (+39) from 2023.
- Institute Defense had 1,754 employees in 2023, a 0.7% increase (+42) from 2022.
Institute Defense's total workforce has grown from 1,675 employees in 2025 to 1,678 in 2026. Institute Defense's headcount peaked at 1,793 in 2024 before declining in 2025 and recovering through 2026.
Institute for Defense Analyses quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 1,678 | -113 | -4.3% |
| 2025 | Q4 | 1,675 | -118 | -4.6% |
| 2025 | Q3 | 1,694 | -96 | -4.0% |
| 2025 | Q2 | 1,719 | -60 | -3.1% |
| 2025 | Q1 | 1,791 | +37 | +0.9% |
| 2024 | Q4 | 1,793 | +39 | +1.5% |
| 2024 | Q3 | 1,790 | +37 | +1.6% |
| 2024 | Q2 | 1,779 | +23 | +1.3% |
| 2024 | Q1 | 1,754 | +38 | +0.9% |
| 2023 | Q4 | 1,754 | +42 | +0.7% |
| 2023 | Q3 | 1,753 | +49 | +0.4% |
| 2023 | Q2 | 1,756 | +57 | +0.7% |
See Institute Defense's complete headcount history, including quarterly breakdowns.
Get the DataInstitute Defense Employee Count by Country and Region (2026)
The United States accounts for the largest share of Institute Defense's global workforce with approximately 78% of total employees, followed by Singapore and Egypt.
Institute Defense employees by country
| Country | Employees | % of Total | YoY % |
|---|---|---|---|
| United States | 1,301 | 78.0% | -2.1% |
| Singapore | 125 | 7.5% | +0.0% |
| Egypt | 35 | 2.1% | +0.0% |
| India | 30 | 1.8% | +0.0% |
| Costa Rica | 21 | 1.2% | +0.0% |
| Canada | 13 | 0.8% | +0.0% |
| Ireland | 9 | 0.5% | +0.0% |
| Angola | 9 | 0.5% | +0.0% |
| Denmark | 8 | 0.5% | +0.0% |
| Nepal | 7 | 0.4% | +0.0% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataInstitute Defense Employee Count by Department (2026)
Institute Defense's largest employee groups are Finance and Operations (62.9%), Engineering (20.3%), and Sales and Marketing (16.8%).
Institute Defense employees by department
| Department | Employees | % of Total | YoY % |
|---|---|---|---|
| Finance and Operations | 1,022 | 62.9% | -1.1% |
| Engineering | 330 | 20.3% | -1.7% |
| Sales and Marketing | 273 | 16.8% | -3.8% |
Compare Institute Defense's department mix to industry peers.
See Full DataInstitute Defense Employee Salary by Region (2026)
Institute Defense's average employee salary is $129,102 globally. Employees in Northern America receive the highest compensation. Pay is lowest in Southern Asia, at a median of $12,000.
Institute Defense median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| Northern America | $136,000 |
| Pacific Islands | $120,000 |
| Northern Europe | $100,000 |
| South-Eastern Asia | $100,000 |
| Western Europe | $98,000 |
| Eastern Asia | $75,000 |
| Central and Western Asia | $60,000 |
| Central America and the Caribbean | $50,000 |
| Southern Europe | $39,000 |
| Eastern Europe | $35,000 |
| Arab States | $22,000 |
| Northern Africa | $13,000 |
| Southern America | $13,000 |
| Sub-Saharan Africa | $13,000 |
| Southern Asia | $12,000 |
Unlock salary by role, level, and city — and compare to Institute Defense's industry peers.
Unlock Salary DataInstitute Defense Job Openings and Hiring Trends (2023-2026)
- Institute Defense had 61 active job postings in 2026, a 19.8% increase (+14) from 2025.
- Institute Defense had 47 active job postings in 2025, a 25.9% decline (-14) from 2024.
- Institute Defense had 61 active job postings in 2024, a 10.9% decline (-7) from 2023.
- Institute Defense had 68 active job postings in 2023, a 84.7% decline from 2022.
- Hiring velocity in 2026: 42 new roles/month, up from 24 in 2025 and 51 in 2024.
Institute Defense's active job postings rose 19.8% in 2026 to 61, with new postings per month cooling from 60 in 2023 to 42 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataInstitute Defense Employee Sentiment (2026)
Revelio Labs tracks employee sentiment across Institute Defense'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 Institute Defense
- How fast is Institute Defense growing?
- In 2026, Institute Defense's headcount shrank 4.3% to 1,678 employees, down from 1,791 in 2025.
- Where are Institute Defense employees located?
- Most Institute Defense employees are based in the United States (78.0% of headcount), followed by Singapore and Egypt.
- What is the average salary at Institute Defense?
- The average employee salary at Institute Defense is approximately $129.1k per year.
- How many people does Institute Defense hire per year?
- In 2026, Institute Defense opened roughly 504 new roles — about 42 per month.
- When was Institute Defense founded and where is it headquartered?
- Institute Defense was founded in 1947 and is headquartered in Alexandria, Virginia.
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