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Entity Profile

Science and Technology Directorate (S&T)

S&T of the Department of Homeland Security, established in 2003, functions as the science advisor to the Secretary and the research and development arm for DHS. It provides scientific and technical expertise to inform policies and address current and emerging threats. S&T focuses on border security, chemical and biological defense, counterterrorism, cybersecurity, first responder support, and critical infrastructure resilience.

Official website ↗
Leadership

Dimitri Kusnezov - Under Secretary for the Science and Technology Directorate (S&T

Authority
See office profile for detailed authorities
2025 Budget Request
$836,108,000

Authority

6 U.S.C. § 182 Science and Technology Directorate Authorities:

Section / CodeFunction / ResponsibilityDescription
6 U.S.C. § 182(1)Advising on research prioritiesProvides guidance to the Secretary on research efforts and priorities supporting Department missions
6 U.S.C. § 182(2)Developing national policy for terrorist countermeasuresCoordinates federal efforts to develop countermeasures against terrorist threats, including setting goals and objectives
6 U.S.C. § 182(3)Supporting intelligence and cybersecurityAssesses and tests homeland security vulnerabilities and potential threats
6 U.S.C. § 182(4)Conducting research and developmentCarries out R&D activities relevant to Department elements, excluding health-related research
6 U.S.C. § 182(6)Establishing technology transfer systemCreates a system to transfer homeland security technologies to government and private sector entities
6 U.S.C. § 182(7)Collaborating with Department of EnergyEnters agreements with DOE for use of national laboratories and science facilities
6 U.S.C. § 182(8-9)Collaborating with other agenciesWorks with Agriculture, Justice, and Health and Human Services on biological agent regulations
6 U.S.C. § 182(10-11)Supporting U.S. science leadershipEstablishes primary R&D activities for the Department, including long-term needs
6 U.S.C. § 182(12-13)Coordinating research activitiesIntegrates all Department R&D activities and coordinates with other agencies to reduce duplication
6 U.S.C. § 182(14)Developing research guidelinesCreates and oversees guidelines for merit review and dissemination of Department research
6 U.S.C. § 185Establishing research centersAuthority to establish or contract with federally funded research and development centers

All authorities belong to the Under Secretary for Science and Technology, except for 6 U.S.C. § 185 which belongs to the Secretary, through the Under Secretary for Science and Technology.

Resources

https://www.dhs.gov/science-and-technology

https://www.dhs.gov/science-and-technology/artificial-intelligence

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