What departments does United States Department of Defense have?

United States Department of Defense has employees across 13 departments including Administrative, Program & Project Management, Community & Social Services, Engineering, Solutions Engineering.

What is the largest department at United States Department of Defense?

The largest department at United States Department of Defense is Operations with 5 employees.

Where are United States Department of Defense employees located globally?

United States Department of Defense has employees across 7 continents and 131 countries including South Africa, Nigeria, Tanzania, Benin, Kenya.

How has United States Department of Defense's team size changed over time?

United States Department of Defense's team has decreased from approximately 78K to 43K employees based on available data.

United States Department of Defense Employee Directory

Armed ForcesDistrict of Columbia, United States10001+ Employees

The United States Department of Defense, headquartered in the Pentagon in the District of Columbia, is the federal department charged with providing the military forces necessary to safeguard the nation's security. Its mission spans defending the homeland, deterring adversaries, and projecting U.S. influence worldwide through collaboration with allies and partners. In the event deterrence fails, it maintains the readiness to fight and win decisively against any adversary. The department employs a substantial civilian workforce alongside active-duty personnel, making it one of the nation’s largest employers.

United States Department of Defense Global Highlights

North America
64K

United States Of America
64K
Canada
58
Mexico
8
Cuba
5
Honduras
4
Panama
4
Guatemala
3
Jamaica
3
El Salvador
2
Saint Lucia
1
Grenada
1
Costa Rica
1
Dominican Republic
1

Europe
953

Germany
466
United Kingdom Of Great Britain And Northern Ireland
175
Italy
120
Belgium
38
Spain
27
Romania
21
France
20
Netherlands
19
Poland
6
Greece
6
Bulgaria
6
Portugal
5
Ukraine
5
Hungary
4
Slovakia
3
Finland
3
Croatia
3
Bosnia And Herzegovina
3
Cyprus
2
Luxembourg
2
Moldova
2
Sweden
2
Albania
2
Georgia
2
Switzerland
2
Malta
2
Ireland
2
Lithuania
1
Slovenia
1
Montenegro
1
Norway
1
Austria
1

Asia
550

Japan
254
India
60
Philippines
51
Afghanistan
22
Bahrain
17
Kuwait
15
Turkey
14
Saudi Arabia
14
Singapore
12
Israel
9
United Arab Emirates
8
Pakistan
8
Iraq
8
Indonesia
8
Bangladesh
8
Qatar
7
Syrian Arab Republic
7
Thailand
5
Jordan
4
China
4
Iran
3
Russian Federation
2
Malaysia
2
Uzbekistan
1
Sri Lanka
1
Cambodia
1
Kazakhstan
1
Turkmenistan
1
Mongolia
1
Bhutan
1
Viet Nam
1

Africa
148

Nigeria
42
South Africa
35
Ghana
15
Egypt
6
Benin
5
Kenya
5
Senegal
5
Uganda
4
Morocco
3
Côte D'ivoire
3
Tunisia
3
Gabon
2
Burkina Faso
2
Cameroon
2
Ethiopia
2
Tanzania
1
Sudan
1
Sierra Leone
1
Madagascar
1
Botswana
1
Zimbabwe
1
Chad
1
South Sudan
1
Eswatini
1
Rwanda
1
Namibia
1
Togo
1
Mauritania
1
Djibouti
1

Oceania
39

Australia
32
Papua New Guinea
2
New Zealand
2
Micronesia
1
Fiji
1
Samoa
1

South America
37

Brazil
7
Argentina
7
Peru
6
Colombia
5
Ecuador
4
Paraguay
4
Chile
2
Bolivia
1
Venezuela
1

United States Department of Defense's Leadership

R. L.
Cio Senior Representative
Mobile Phone
Email
N. G.
Cno Analyst
Mobile Phone
Email
P. F.
Chief Information Officer / Program Executive Officer For Medical Systems, Defense Health Agency
Mobile Phone
Email
K. D.
Chief Information Officer
Mobile Phone
Email
J. W.
Chief Information Officer And Authorizing Official For Military Community And Family Policy
Mobile Phone
Email
R. M.
Chief Technology Officer - Ses
Mobile Phone
Email
H.
Chief Medical Officer
Mobile Phone
Email
R. A.
Chief Operations Officer
Mobile Phone
Email

United States Department of Defense Employee Metrics

100%

50%

0%

2026

2025

Analytics
Military & Protective Services
Engineering
Program & Project Management
Information Technology
Other
Administrative
Human Resources
Supply Chain

Contact profiles from United States Department of Defense

Name

Title

Contact Info

Location

Last Update

J. D.
Workforce Division, Chief Human Resources Officer
Mobile Phone
Email
United StatesDistrict of Columbia
Feb 19, 2026
K. S.
Deputy Chief Technology Officer
Mobile Phone
Email
United StatesPennsylvania
Apr 16, 2026
C. G.
Chief Operations Officer
Mobile Phone
Email
United StatesDistrict of Columbia
May 07, 2026
L. H.
Assistant To Chief Executive Officer
Mobile Phone
Email
United StatesFlorida
Apr 15, 2026
J. L.
Deputy Chief Operations Officer
Mobile Phone
Email
United StatesMaryland
Apr 29, 2026
N. G.
Cno Analyst
Mobile Phone
Email
United StatesTexas
Nov 10, 2025
R. B.
Chief Operations Officer
Mobile Phone
Email
United StatesMaryland
Feb 02, 2026
J. W.
Deputy Ch
Mobile Phone
Email
United StatesVirginia
Nov 20, 2025
M. G.
Deputy Chief Financial Officer
Mobile Phone
Email
Jun 02, 2026
W. B. B.
Chief Risk And Compliance Officer (crco)
Mobile Phone
Email
United StatesVirginia
Jul 16, 2025

Frequently Asked Questions

What is United States Department of Defense known for?

United States Department of Defense was founded in 1949 operates in the Armed Forces industry. The company's main headquarters is located in District of Columbia United States; you can contact the main corporate office by phone at

+1-202-638-****

. Explore United States Department of Defense's company overview page for more information.

What is United States Department of Defense's most common email format?

United States Department of Defense employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more United States Department of Defense email formats with LeadIQ.

How many employees does United States Department of Defense have currently?

United States Department of Defense has approximately 68K employees as of June 2026. These team members are located across 6 continents, including North AmericaEuropeAsia.

Who are United States Department of Defense's key employees and leadership?

As of June 2026, United States Department of Defense's key employees include:

Cio Senior Representative: R. L.
Cno Analyst: N. G.
Chief Information Officer / Program Executive Officer For Medical Systems, Defense Health Agency: P. F.
Chief Information Officer: K. D.
Chief Information Officer And Authorizing Official For Military Community And Family Policy: J. W.

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United States Department of Defense Employee Directory

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