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System Hierarchy - Systems Modeling Simulation Lab. KAIST

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Organizational Structure for Exploration<br />

Level 1<br />

NASA Headquarters<br />

Exploration <strong>System</strong>s Mission Directorate<br />

Washington, DC<br />

Level 2<br />

Constellation Program Office<br />

Johnson Space Center (JSC)<br />

Houston, TX<br />

Level 3<br />

CEV/Orion Project Office<br />

JSC<br />

Houston, TX<br />

Ares 1 Launch Vehicle Project Office<br />

MSFC<br />

Huntsville, AL<br />

Launch <strong>System</strong>s Project Office<br />

KSC<br />

Florida<br />

Level 4<br />

Prime Contractor<br />

Lockheed-Martin<br />

National<br />

Non-Prime<br />

(in-house) work<br />

Subcontractor<br />

National<br />

Service Module<br />

GRC<br />

Ohio<br />

Launch Escape<br />

<strong>System</strong><br />

LaRC<br />

Virginia<br />

Suppliers<br />

National<br />

Example for NASA human spaceflight effort.<br />

Reflects derivation of authority from HQ to<br />

Program to Projects.<br />

Requirements flow in same top-down direction.<br />

Space <strong>System</strong>s Engineering: <strong>System</strong> <strong>Hierarchy</strong> Module 31

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