The Deputy Assistant Secretary of the Air Force for Infrastructure, Energy, and Environment (SAF/IEE) sustains the Air Force as a ready and robust force and preserves America's investment in the Air Force by integrating the best in energy, environment, and installation practices into all Air Force activities. 
 
SAF/IEE provides strategic direction, policy and oversight in:
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Energy: Installation energy, innovation, policy development and water resource management
  
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Environment: Environmental compliance, restoration and natural/cultural resource management
  
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Infrastructure: Real property, MILCON, facilities (includes GOV-owned housing/general officer quarter management) and utilities
  
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Resilience Integration: Resilience, Sustainability, and Sustainment