What are the notable patterns in NASA's org structure?

Hierarchical command structure with divisional mission areas. Geographic distribution across 10 field centers (FL, TX, AL, CA, etc.). Published org charts updated periodically. Civil service + contractors. Strong mission-driven culture.

NASA Org Chart — Hierarchical + Divisional Structure (18,000 employees)

Q: What organizational structure does NASA use?

NASA uses a Hierarchical + Divisional organizational structure with approximately ~18,000+ employees across 3 main departments. Hierarchical command structure with divisional mission areas.

Q: How many employees does NASA have?

NASA has an estimated ~18,000+ employees (as of data sourced 2026-04-16). The organization falls in the 500+ size tier and is classified as Mature stage.

NASA — Hierarchical + Divisional (Government/Space, ~18,000)

NASA is a mature-stage organization in the Government / Space Exploration / Research sector with approximately ~18,000+ employees. This org chart illustrates the Hierarchical + Divisional structure that enables their operations — sourced from publicly available data.

Industry Government / Space Exploration / Research

Headcount ~18,000+

Size Tier 500+

Structure Hierarchical + Divisional

Departments 3

Organizational Structure

Administrator (Presidential appointment)
- Associate Administrator
  - Aeronautics Research Directorate
  - Exploration Systems Development Directorate
  - Space Operations Mission Directorate
  - Science Mission Directorate
- Field Centers (10)
  - Kennedy Space Center (FL)
  - Johnson Space Center (TX)
  - Marshall Space Flight Center (AL)
  - Jet Propulsion Laboratory (CA)
  - Goddard Space Flight Center (MD)
  - 5 Additional Centers
- CFO / Finance
- CIO / IT
- Safety & Mission Assurance

Department Breakdown

Mission Directorates

Aeronautics, Exploration, Space Operations, Science

Associate Administrator (per directorate)Program ManagerChief Scientist

Field Centers

Kennedy, Johnson, Marshall, JPL, Goddard (10 centers total)

Center DirectorDeputy DirectorChief Engineer

Support Functions

HR, Finance, Procurement, Safety & Mission Assurance

CFOChief Safety OfficerChief Procurement OfficerCIO

Notable Patterns

Hierarchical command structure with divisional mission areas
Geographic distribution across 10 field centers (FL, TX, AL, CA, etc.)
Published org charts updated periodically
Civil service + contractors
Strong mission-driven culture

Classification Tags

HierarchicalDivisional500+GovernmentResearchMature

Source Citation

Source: https://www.usgovernmentmanual.gov/Agency?EntityId=Nh9JB2b4q/I%3D
Data accessed: 2026-04-16
Disclaimer: Org charts represent patterns observed in publicly available sources. Actual organizational structures change over time.

Frequently Asked Questions

What organizational structure does NASA use?

NASA uses a Hierarchical + Divisional organizational structure with approximately ~18,000+ employees across 3 main departments. Hierarchical command structure with divisional mission areas.

How many employees does NASA have?

NASA has an estimated ~18,000+ employees. The organization falls in the 500+ size tier, classified as Mature stage in the Government / Space Exploration / Research sector.

What are the key roles in NASA's org structure?

Key roles include: Associate Administrator (per directorate), Program Manager, Chief Scientist, Center Director, Deputy Director, Chief Engineer. See the Department Breakdown section above for the complete role list by department.