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Subject Matter Experts

• SMEs view their scope as the largest, most significant, most difficult • The Systems Engineer balances the perspective yielding a capable, cost effective, and timely system • The Systems Engineer optimizes all of the perspectives

Payload Perspective

Navigation  Perspective

10%

10%

AllOthers Payload

90%

AllOthers Navigation

90%

Propulsion Perspective

Airframe Perspective

10%

10%

AllOthers Airframe

90%

AllOthers Propulsion

90%

Stakeholder view of Missile 

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When to Do Systems Engineering? The System Life Cycle Model (ISO 15288)

Highest level of SE intensity is concentrated in these phases

SE focus in later stages centers on Operation, Maintenance, Sustainment

Utilization & Support Stage

Concept Stage

Development Stage

Production Stage

Retirement Stage

Lifecycle performance effects the next version

Systems Engineering applies across all phases of the Life Cycle

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