Dimitri Kusnezov, Under Secretary of Homeland Security for Science and Technology
- Education – A.B., A.B., University of California, Berkeley; M.A., Ph.D., Princeton University
- Military Service – None
- Profession – Physicist, professor
- Political Experience – National Nuclear Security Administration, Department of Energy
- In office since – 2022
- Family – Undisclosed
- Religious Affiliation – Undisclosed