How many employees work at DEF?
D.E.F SAS has approximately 3,705 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. DEF’s total headcount has grown 4.5% from 3,544 employees in 2023 to 3,705 in 2026.
Is DEF hiring right now?
Yes, DEF is actively hiring. DEF had 10 active job postings in 2026, a 138.5% decline from 2025 — see job openings & hiring trends.
About DEF’s Workforce
D.E.F SAS is an Aerospace and Defense company that employs 3,705 people worldwide as of March 2026. It is the 10th-largest by headcount among its peers. Founded in 1958, the company is headquartered in Massy, France.
DEF's workforce has grown 4.5% from 2023 to 2026, up 1.0% year over year in 2026. Its workforce is concentrated most in Western Europe (38.5%), followed by South Asia (21.5%) and North America (9.6%).
DEF's functional groups are Finance and Operations (41.7%), Engineering (32.5%), and Sales and Marketing (25.8%), with Engineering growing fastest (up 1.8%). The average salary is $40,950, ranging from a median of $72,000 in North America to $5,000 in South Asia.
DEF's active job postings fell 138.5% in 2026 to 10, with new postings per month cooling from 37 in 2023 to 7 in 2026. Overall employee sentiment is negative and broadly stable.
Sourced from Revelio Labs workforce data.
- Headquarters
- Massy, France
- Founded
- 1958
- Industry
- Aerospace and Defense
- Employees
- 3,705
- YoY
- +1.0% (+72)
As of March 2026
DEF workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for DEF. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsDEF Annual Employee Count (2023-2026)
- DEF had 3,705 employees in 2026, a 1.0% increase (+72) from 2025.
- DEF had 3,681 employees in 2025, a 0.9% increase (+55) from 2024.
- DEF had 3,626 employees in 2024, a 0.7% increase (+56) from 2023.
- DEF had 3,570 employees in 2023, a 1.0% increase (+28) from 2022.
DEF's total workforce has grown from 3,544 employees in 2023 to 3,705 in 2026.
D.E.F SAS quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 3,705 | +72 | +1.0% |
| 2025 | Q4 | 3,681 | +55 | +0.9% |
| 2025 | Q3 | 3,659 | +55 | +0.8% |
| 2025 | Q2 | 3,656 | +56 | +0.6% |
| 2025 | Q1 | 3,633 | +52 | +0.4% |
| 2024 | Q4 | 3,626 | +56 | +0.7% |
| 2024 | Q3 | 3,604 | +57 | +0.7% |
| 2024 | Q2 | 3,600 | +56 | +1.2% |
| 2024 | Q1 | 3,581 | +43 | +1.2% |
| 2023 | Q4 | 3,570 | +28 | +1.0% |
| 2023 | Q3 | 3,547 | +7 | +0.9% |
| 2023 | Q2 | 3,544 | +31 | +1.2% |
See DEF's complete headcount history, including quarterly breakdowns.
Get the DataDEF Employee Count by Region (2026)
Western Europe accounts for the largest share of DEF's global workforce with approximately 39% of total employees, followed by South Asia and North America.
DEF employees by region
| Region | Employees | % of Total |
|---|---|---|
| Western Europe | 1,420 | 38.5% |
| South Asia | 794 | 21.5% |
| North America | 356 | 9.6% |
| Southeast Asia | 209 | 5.7% |
| East Asia | 136 | 3.7% |
| Northern Europe | 128 | 3.5% |
| Southern Europe | 112 | 3.0% |
| North Africa | 101 | 2.7% |
| Sub-Saharan Africa | 89 | 2.4% |
| South America | 80 | 2.2% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataDEF Employee Count by Department (2026)
DEF's employee groups are Finance and Operations (41.7%), Engineering (32.5%), and Sales and Marketing (25.8%).
DEF employees by department
| Department | Employees | % of Total |
|---|---|---|
| Finance and Operations | 959 | 41.7% |
| Engineering | 747 | 32.5% |
| Sales and Marketing | 593 | 25.8% |
Compare DEF's department mix to industry peers.
See Full DataDEF Employee Salary by Region (2026)
DEF's average employee salary is $40,950 globally. Employees in North America receive the highest compensation, with median pay approximately 1.8x the global average. Pay is lowest in South Asia, at a median of $5,000.
DEF median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| North America | $72,000 |
| Pacific Islands | $68,000 |
| East Asia | $66,000 |
| Northern Europe | $59,000 |
| Western Europe | $48,000 |
| Arab States | $45,000 |
| Eastern Europe | $38,000 |
| Southern Europe | $35,000 |
| Central and Western Asia | $31,000 |
| Central America and the Caribbean | $28,000 |
| South America | $22,000 |
| Southeast Asia | $11,000 |
| North Africa | $11,000 |
| Sub-Saharan Africa | $9,000 |
| South Asia | $5,000 |
Unlock salary by role, level, and city — and compare to DEF's industry peers.
Unlock Salary DataDEF Job Openings and Hiring Trends (2023-2026)
- DEF had 10 active job postings in 2026, a 138.5% decline (+1) from 2025.
- DEF had 9 active job postings in 2025, a 128.0% decline (-32) from 2024.
- DEF had 41 active job postings in 2024, a 80.3% decline (-55) from 2023.
- DEF had 96 active job postings in 2023, a 128.2% increase from 2022.
- Hiring velocity in 2026: 7 new roles/month, down from 19 in 2025 and 35 in 2024.
DEF's hiring is slowing: active job postings fell 138.5% in 2026 to 10, with new postings per month cooling from 37 in 2023 to 7 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataDEF Employee Sentiment (2026)
Revelio Labs tracks employee sentiment across DEF's workforce based on public professional data. Overall sentiment is negative and has held steady year over year in 2026.
Overall
Unlock the full sentiment breakdown by department, tenure, and trend over time.
Unlock SentimentSimilar Companies
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Frequently Asked Questions About DEF
- How fast is DEF growing?
- In 2026, DEF's headcount grew 1.0% to 3,705 employees, up from 3,633 in 2025.
- See the full headcount history
- Where are DEF employees located?
- Most DEF employees are based in Western Europe (38.5% of headcount), followed by South Asia and North America.
- Explore where the workforce is based
- What is the average salary at DEF?
- The average employee salary at DEF is approximately $41k per year.
- Analyze the salary distribution
- How many new job postings does DEF open per year?
- In Q1 2026, DEF opened 21 new job postings. In 2025, DEF opened 222 new job postings — about 19 per month.
- Track hiring trends by role
- When was DEF founded and where is it headquartered?
- DEF was founded in 1958 and is headquartered in Massy, France.
- Compare DEF to industry peers
Speak with a workforce expert about DEF.
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