Assistant Secretary of Defense for Sustainment

E408165

United States Department of Defense position civilian office

The Assistant Secretary of Defense for Sustainment is a senior U.S. Department of Defense official responsible for policies and oversight related to logistics, materiel readiness, maintenance, and supply chain support for military forces.

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All labels observed (3)

Label	Occurrences
Assistant Secretary of Defense for Sustainment canonical	6
Assistant Secretary of Defense for Logistics and Materiel Readiness	1
Deputy Assistant Secretary of Defense for Logistics	1

How this entity was disambiguated

This entity first appeared as the object of triple T3987987 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Assistant Secretary of Defense for Sustainment
Context triple: [Under Secretary of Defense for Acquisition and Sustainment, oversees, Assistant Secretary of Defense for Sustainment]

A. Under Secretary of Defense for Acquisition and Sustainment
The Under Secretary of Defense for Acquisition and Sustainment is a senior U.S. Department of Defense official responsible for overseeing military procurement, technology acquisition, logistics, and lifecycle sustainment of defense systems.
B. Assistant Secretary of Defense for Acquisition
The Assistant Secretary of Defense for Acquisition is a senior U.S. Department of Defense official responsible for overseeing and guiding defense acquisition programs, policies, and procurement processes.
C. Assistant Secretary of Defense for Special Operations and Low-Intensity Conflict
The Assistant Secretary of Defense for Special Operations and Low-Intensity Conflict is a senior U.S. Department of Defense civilian official responsible for overseeing special operations forces and policies related to irregular warfare, counterterrorism, and related missions.
D. Under Secretary of Defense for Policy
The Under Secretary of Defense for Policy is a senior civilian official in the U.S. Department of Defense responsible for developing and overseeing national defense policy and strategic guidance.
E. United States Deputy Secretary of Defense
The United States Deputy Secretary of Defense is the second-highest-ranking official in the U.S. Department of Defense, responsible for overseeing its day-to-day operations and acting as the principal deputy to the Secretary of Defense.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Assistant Secretary of Defense for Sustainment
Target entity description: The Assistant Secretary of Defense for Sustainment is a senior U.S. Department of Defense official responsible for policies and oversight related to logistics, materiel readiness, maintenance, and supply chain support for military forces.

A. Under Secretary of Defense for Acquisition and Sustainment
The Under Secretary of Defense for Acquisition and Sustainment is a senior U.S. Department of Defense official responsible for overseeing military procurement, technology acquisition, logistics, and lifecycle sustainment of defense systems.
B. Assistant Secretary of Defense for Acquisition
The Assistant Secretary of Defense for Acquisition is a senior U.S. Department of Defense official responsible for overseeing and guiding defense acquisition programs, policies, and procurement processes.
C. Assistant Secretary of Defense for Special Operations and Low-Intensity Conflict
The Assistant Secretary of Defense for Special Operations and Low-Intensity Conflict is a senior U.S. Department of Defense civilian official responsible for overseeing special operations forces and policies related to irregular warfare, counterterrorism, and related missions.
D. Under Secretary of Defense for Policy
The Under Secretary of Defense for Policy is a senior civilian official in the U.S. Department of Defense responsible for developing and overseeing national defense policy and strategic guidance.
E. United States Deputy Secretary of Defense
The United States Deputy Secretary of Defense is the second-highest-ranking official in the U.S. Department of Defense, responsible for overseeing its day-to-day operations and acting as the principal deputy to the Secretary of Defense.
F. None of above. chosen

Statements (47)

Predicate	Object
instanceOf	United States Department of Defense position ⓘ civilian office ⓘ
appointedBy	President of the United States ⓘ
confirmedBy	United States Senate ⓘ
country	United States ⓘ linked to: United States of America
createdBy	reorganization of the Office of the Secretary of Defense acquisition and logistics structure ⓘ
domain	maintenance management ⓘ materiel management ⓘ military logistics ⓘ military sustainment ⓘ
formationYear	2018 ⓘ
hasAuthorityOver	Office of the Assistant Secretary of Defense for Sustainment ⓘ linked to: Office of the Secretary of Defense for Acquisition and Sustainment
jurisdiction	United States Department of Defense ⓘ linked to: Department of Defense
legalBasis	Title 10 of the United States Code ⓘ
locatedIn	Arlington, Virginia ⓘ
oversees	Department of Defense logistics programs ⓘ Department of Defense maintenance programs ⓘ Department of Defense materiel management programs ⓘ Department of Defense supply chain programs ⓘ Department of Defense sustainment enterprise ⓘ linked to: Office of the Secretary of Defense for Acquisition and Sustainment
parentOrganization	United States Department of Defense ⓘ linked to: Department of Defense
partOf	Office of the Secretary of Defense ⓘ
predecessor	Assistant Secretary of Defense for Logistics and Materiel Readiness ⓘ linked to: Assistant Secretary of Defense for Sustainment
reportsTo	Under Secretary of Defense for Acquisition and Sustainment ⓘ
requires	advice and consent of the United States Senate ⓘ
responsibleFor	global logistics support to U.S. military forces ⓘ life-cycle sustainment of weapon systems ⓘ logistics enterprise integration ⓘ logistics oversight ⓘ logistics policy ⓘ maintenance oversight ⓘ maintenance policy ⓘ materiel readiness oversight ⓘ materiel readiness policy ⓘ supply chain management policy ⓘ supply chain oversight ⓘ sustainment policy ⓘ
seat	The Pentagon ⓘ linked to: Pentagon
sector	defense ⓘ
style	The Honorable ⓘ
worksOn	logistics support to combatant commands ⓘ policy for corrosion prevention and control ⓘ policy for depot maintenance ⓘ policy for performance-based logistics ⓘ policy for product support management ⓘ policy for supply chain risk management ⓘ readiness of military equipment ⓘ

How these facts were elicited

Referenced by (8)

Full triples — surface form annotated when it differs from this entity's canonical label.

Under Secretary of Defense for Acquisition and Sustainment → oversees → Assistant Secretary of Defense for Sustainment ⓘ

OSD(A&S) → hasSubOrganization → Assistant Secretary of Defense for Sustainment ⓘ

Office of the Assistant Secretaries of Defense → hasPosition → Assistant Secretary of Defense for Sustainment ⓘ

USD(A&S) → hasSubordinateOffice → Assistant Secretary of Defense for Sustainment ⓘ

Office of the Deputy Assistant Secretary of Defense for Materiel Readiness → reportsTo → Assistant Secretary of Defense for Sustainment ⓘ

Office of the Deputy Assistant Secretary of Defense for Logistics → reportsTo → Assistant Secretary of Defense for Sustainment ⓘ

Office of the Deputy Assistant Secretary of Defense for Logistics → hasPosition → Deputy Assistant Secretary of Defense for Logistics ⓘ

linked to: Assistant Secretary of Defense for Sustainment

Assistant Secretary of Defense for Sustainment → predecessor → Assistant Secretary of Defense for Logistics and Materiel Readiness ⓘ