How many employees work at ManTech International?
ManTech International Corp. has approximately 11,838 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. ManTech International’s total headcount has declined 4.9% from 12,446 employees in 2023 to 11,838 in 2026.
Is ManTech International hiring right now?
Yes, ManTech International is actively hiring. ManTech International had 1,201 active job postings in 2026, a 49.0% decline from 2025 — see job openings & hiring trends.
About ManTech International’s Workforce
ManTech International Corp. is an Aerospace and Defense company that employs 11,838 people worldwide as of March 2026. It is the 7th-largest by headcount among its peers. Founded in 1968, the company is headquartered in Herndon, Virginia.
ManTech International's workforce has declined 4.9% from 2023 to 2026, down 1.3% year over year in 2026. It fell to a low of 11,838 in 2026 Q1 before recovering. Its workforce is concentrated most in North America (87.6%), followed by South Asia (4.1%) and Western Europe (2.3%).
ManTech International's functional groups are Finance and Operations (42.3%), Engineering (31.0%), and Sales and Marketing (26.7%). The average salary is $114,356, ranging from a median of $120,000 in North America to $12,000 in South Asia, down 0.7% year over year in 2026.
ManTech International's active job postings fell 49.0% in 2026 to 1,201, with new postings per month cooling from 1,755 in 2023 to 754 in 2026. Overall employee sentiment is neutral but declining.
Sourced from Revelio Labs workforce data.
- Headquarters
- Herndon, Virginia
- Founded
- 1968
- Industry
- Aerospace and Defense
- Employees
- 11,838
- YoY
- -1.3% (-144)
As of March 2026
ManTech International workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for ManTech International. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsManTech International Annual Employee Count (2023-2026)
- ManTech International had 11,838 employees in 2026, a 1.3% decline (-144) from 2025.
- ManTech International had 11,888 employees in 2025, a 1.8% decline (-217) from 2024.
- ManTech International had 12,105 employees in 2024, a 0.6% decline (-361) from 2023.
- ManTech International had 12,466 employees in 2023, a 0.2% decline (+153) from 2022.
ManTech International's total workforce has declined from 12,446 employees in 2023 to 11,838 in 2026.
ManTech International Corp. quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 11,838 | -144 | -1.3% |
| 2025 | Q4 | 11,888 | -217 | -1.8% |
| 2025 | Q3 | 12,016 | -197 | -1.3% |
| 2025 | Q2 | 12,031 | -198 | -1.3% |
| 2025 | Q1 | 11,982 | -230 | -1.0% |
| 2024 | Q4 | 12,105 | -361 | -0.6% |
| 2024 | Q3 | 12,213 | -233 | -0.3% |
| 2024 | Q2 | 12,229 | -217 | -0.2% |
| 2024 | Q1 | 12,212 | -116 | -0.1% |
| 2023 | Q4 | 12,466 | +153 | -0.2% |
| 2023 | Q3 | 12,446 | +111 | -0.3% |
| 2023 | Q2 | 12,446 | +59 | +0.1% |
See ManTech International's complete headcount history, including quarterly breakdowns.
Get the DataManTech International Employee Count by Region (2026)
North America accounts for the largest share of ManTech International's global workforce with approximately 88% of total employees, followed by South Asia and Western Europe.
ManTech International employees by region
| Region | Employees | % of Total |
|---|---|---|
| North America | 10,156 | 87.6% |
| South Asia | 475 | 4.1% |
| Western Europe | 264 | 2.3% |
| Arab States | 187 | 1.6% |
| Sub-Saharan Africa | 143 | 1.2% |
| Southeast Asia | 66 | 0.6% |
| East Asia | 62 | 0.5% |
| Northern Europe | 59 | 0.5% |
| South America | 34 | 0.3% |
| Southern Europe | 32 | 0.3% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataManTech International Employee Count by Department (2026)
ManTech International's employee groups are Finance and Operations (42.3%), Engineering (31.0%), and Sales and Marketing (26.7%).
ManTech International employees by department
| Department | Employees | % of Total |
|---|---|---|
| Finance and Operations | 4,952 | 42.3% |
| Engineering | 3,625 | 31.0% |
| Sales and Marketing | 3,122 | 26.7% |
Compare ManTech International's department mix to industry peers.
See Full DataManTech International Employee Salary by Region (2026)
ManTech International's average employee salary is $114,356 globally. Employees in North America receive the highest compensation. Pay is lowest in South Asia, at a median of $12,000.
ManTech International median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| North America | $120,000 |
| Pacific Islands | $78,000 |
| Western Europe | $68,000 |
| Northern Europe | $57,000 |
| East Asia | $51,000 |
| Southern Europe | $49,000 |
| Central and Western Asia | $37,000 |
| Arab States | $35,000 |
| Eastern Europe | $34,000 |
| Central America and the Caribbean | $21,000 |
| North Africa | $17,000 |
| Sub-Saharan Africa | $17,000 |
| Southeast Asia | $15,000 |
| South America | $15,000 |
| South Asia | $12,000 |
Unlock salary by role, level, and city — and compare to ManTech International's industry peers.
Unlock Salary DataManTech International Job Openings and Hiring Trends (2023-2026)
- ManTech International had 1,201 active job postings in 2026, a 49.0% decline (+148) from 2025.
- ManTech International had 1,053 active job postings in 2025, a 69.4% decline (-1,120) from 2024.
- ManTech International had 2,173 active job postings in 2024, a 30.5% increase (+575) from 2023.
- ManTech International had 1,598 active job postings in 2023, a 66.5% decline from 2022.
- Hiring velocity in 2026: 754 new roles/month, down from 1,151 in 2025 and 1,660 in 2024.
ManTech International's hiring is slowing: active job postings fell 49.0% in 2026 to 1,201, with new postings per month cooling from 1,755 in 2023 to 754 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataManTech International Employee Sentiment (2026)
Revelio Labs tracks employee sentiment across ManTech International'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 ManTech International
- How fast is ManTech International growing?
- In 2026, ManTech International's headcount shrank 1.3% to 11,838 employees, down from 11,982 in 2025.
- See the full headcount history
- Where are ManTech International employees located?
- Most ManTech International employees are based in North America (87.6% of headcount), followed by South Asia and Western Europe.
- Explore where the workforce is based
- What is the average salary at ManTech International?
- The average employee salary at ManTech International is approximately $114.4k per year.
- Analyze the salary distribution
- How many new job postings does ManTech International open per year?
- In Q1 2026, ManTech International opened 2,261 new job postings. In 2025, ManTech International opened 13,808 new job postings — about 1,151 per month.
- Track hiring trends by role
- When was ManTech International founded and where is it headquartered?
- ManTech International was founded in 1968 and is headquartered in Herndon, Virginia.
- Compare ManTech International to industry peers
Speak with a workforce expert about ManTech International.
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