How many employees work at Millennium Space Systems?
Millennium Space Systems, Inc. has approximately 972 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Millennium Space Systems’s total headcount has grown 25.7% from 773 employees in 2023 to 972 in 2026.
Is Millennium Space Systems hiring right now?
Yes, Millennium Space Systems is actively hiring. Millennium Space Systems had 40 active job postings in 2026, a 29.8% decline from 2025 — see job openings & hiring trends.
About Millennium Space Systems’s Workforce
Millennium Space Systems, Inc. is an Aerospace and Defense company that employs 972 people worldwide as of March 2026. It is the 10th-largest by headcount among its peers. Founded in 2001, the company is headquartered in El Segundo, California.
Millennium Space Systems's workforce has grown 25.7% from 2023 to 2026, up 3.3% year over year in 2026. Its workforce is concentrated most in North America (99.4%), followed by Sub-Saharan Africa (0.6%).
Millennium Space Systems's functional groups are Finance and Operations (43.5%), Engineering (40.4%), and Sales and Marketing (16.1%), with Sales and Marketing growing fastest (up 1.9%). The average salary is $135,948, highest in North America at a median of $137,000.
Millennium Space Systems's active job postings fell 29.8% in 2026 to 40, with new postings per month cooling from 54 in 2023 to 46 in 2026. Overall employee sentiment is negative and declining.
Sourced from Revelio Labs workforce data.
- Headquarters
- El Segundo, California
- Founded
- 2001
- Industry
- Aerospace and Defense
- Employees
- 972
- YoY
- +3.3% (+25)
As of March 2026
Millennium Space Systems workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for Millennium Space Systems. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsMillennium Space Systems Annual Employee Count (2023-2026)
- Millennium Space Systems had 972 employees in 2026, a 3.3% increase (+25) from 2025.
- Millennium Space Systems had 975 employees in 2025, a 2.3% increase (+19) from 2024.
- Millennium Space Systems had 956 employees in 2024, a 3.9% increase (+92) from 2023.
- Millennium Space Systems had 864 employees in 2023, a 8.2% increase (+230) from 2022.
Millennium Space Systems's total workforce has grown from 773 employees in 2023 to 972 in 2026.
Millennium Space Systems, Inc. quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 972 | +25 | +3.3% |
| 2025 | Q4 | 975 | +19 | +2.3% |
| 2025 | Q3 | 975 | +7 | +2.4% |
| 2025 | Q2 | 995 | +40 | +2.3% |
| 2025 | Q1 | 947 | +64 | +2.6% |
| 2024 | Q4 | 956 | +92 | +3.9% |
| 2024 | Q3 | 968 | +135 | +4.1% |
| 2024 | Q2 | 955 | +182 | +7.3% |
| 2024 | Q1 | 883 | +207 | +7.9% |
| 2023 | Q4 | 864 | +230 | +8.2% |
| 2023 | Q3 | 833 | +222 | +8.8% |
| 2023 | Q2 | 773 | +175 | +5.2% |
See Millennium Space Systems's complete headcount history, including quarterly breakdowns.
Get the DataMillennium Space Systems Employee Count by Region (2026)
North America accounts for the largest share of Millennium Space Systems's global workforce with approximately 99% of total employees, followed by Sub-Saharan Africa.
Millennium Space Systems employees by region
| Region | Employees | % of Total |
|---|---|---|
| North America | 949 | 99.4% |
| Sub-Saharan Africa | 6 | 0.6% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataMillennium Space Systems Employee Count by Department (2026)
Millennium Space Systems's employee groups are Finance and Operations (43.5%), Engineering (40.4%), and Sales and Marketing (16.1%).
Millennium Space Systems employees by department
| Department | Employees | % of Total |
|---|---|---|
| Finance and Operations | 423 | 43.5% |
| Engineering | 393 | 40.4% |
| Sales and Marketing | 157 | 16.1% |
Compare Millennium Space Systems's department mix to industry peers.
See Full DataMillennium Space Systems Employee Salary by Region (2026)
Millennium Space Systems's average employee salary is $135,948 globally. Employees in North America receive the highest compensation.
Millennium Space Systems median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| North America | $137,000 |
Unlock salary by role, level, and city — and compare to Millennium Space Systems's industry peers.
Unlock Salary DataMillennium Space Systems Job Openings and Hiring Trends (2023-2026)
- Millennium Space Systems had 40 active job postings in 2026, a 29.8% decline (-59) from 2025.
- Millennium Space Systems had 99 active job postings in 2025, a 57.1% increase (+44) from 2024.
- Millennium Space Systems had 55 active job postings in 2024, a 55.3% decline (-42) from 2023.
- Millennium Space Systems had 97 active job postings in 2023, a 9.7% increase from 2022.
- Hiring velocity in 2026: 46 new roles/month, up from 26 in 2025 and 36 in 2024.
Millennium Space Systems's hiring is slowing: active job postings fell 29.8% in 2026 to 40, with new postings per month cooling from 54 in 2023 to 46 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataMillennium Space Systems Employee Sentiment (2026)
Revelio Labs tracks employee sentiment across Millennium Space Systems's workforce based on public professional data. Overall sentiment is negative 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 Millennium Space Systems
- How fast is Millennium Space Systems growing?
- In 2026, Millennium Space Systems's headcount grew 3.3% to 972 employees, up from 947 in 2025.
- See the full headcount history
- Where are Millennium Space Systems employees located?
- Most Millennium Space Systems employees are based in North America (99.4% of headcount), followed by Sub-Saharan Africa.
- Explore where the workforce is based
- What is the average salary at Millennium Space Systems?
- The average employee salary at Millennium Space Systems is approximately $135.9k per year.
- Analyze the salary distribution
- How many new job postings does Millennium Space Systems open per year?
- In Q1 2026, Millennium Space Systems opened 137 new job postings. In 2025, Millennium Space Systems opened 317 new job postings — about 26 per month.
- Track hiring trends by role
- When was Millennium Space Systems founded and where is it headquartered?
- Millennium Space Systems was founded in 2001 and is headquartered in El Segundo, California.
- Compare Millennium Space Systems to industry peers
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