Mark E. Rosen

Portrait of Mark E. Rosen
Professorial Lecturer in Law
2000 H Street, NW
Washington, District Of Columbia 20052
[email protected]

An international and national security lawyer by training, Mark Rosen is a SVP and General Counsel at CNA Corporation. Mr. Rosen provides corporate law support to CNA on a variety of ethics, government contracts, intellectual property, and regulatory matters, including export compliance.  Mr. Rosen also provides support to the research staff on international and national security law matters and has authored numerous international and operational law studies for various clients including the U.S. Navy, the National Reconnaissance Organization, the State Department and the National Academy of Sciences. Those studies spanned a variety of national security and homeland security topics including: cyber warfare, use of autonomous combat systems, biodefense/bioterrorism, port security and force protection, homeland security operations, crisis management, law of war and rules of engagement, alternative manning and outsourcing plans, information warfare and Navy offensive space operations.

Mr. Rosen’s particular expertise is in the maritime field including boundary and maritime disputes, piracy, law enforcement, and maritime confidence building measures. Mr. Rosen has authored numerous analyses of the East and South China Seas and governance of the global commons.  Mr. Rosen also is a member of Stanford University’s (Hoover Institute) Arctic Security Initiative and has done extensive research and writing on various shipping, foreign direct investment/trade, and Arctic governance issues.  

Prior to his employment at CNA, Mr. Rosen served as the Associate General Counsel for Science and Technology (SES) at the Department of Homeland Security (DHS) and was the Department’s Regulatory Compliance Officer for all DHS sponsored research; most notably its extensive biodefense research program. In that capacity and member of the Senior Executive Service, he has negotiated and/or overseen numerous FAR and DFARs based acquisitions and served as a Designated Ethics Official at DHS.  Mr. Rosen also served in the Infrastructure Protection Branch of DHS in the capacity as a federal employee and contractor and was instrumental in writing the National Infrastructure Protection plan and counsel to DHS’ CFIUS review group.  

Mr. Rosen is a retired Navy Captain (JAGC) and spent nearly 10 years in the Pentagon in various international law positions and negotiated numerous international transactions for DOD involving weapons development, base access, FMS, cooperative logistics, and arms control.  He served as the Ocean Policy Advisor and Legal Advisor to the Deputy Chief of Naval Operations for Plans, Policy, and Operations. Other Pentagon assignments included: Political Military Planner, Plans and Policy Directorate (J-5), Joint Staff and a Branch Head at the Navy’s International law Division.

Mr. Rosen served on the Editorial Board of the Georgia Journal of International Law and is a member of the Georgia and Virginia Bars and various federal courts. He is the author of numerous law review and other media publications. He was a Contributing Editor of the Homeland Security news service: Intellibridge and a columnist for Seapower magazine.    


AB, JD, University of Georgia; LLM, University of Virginia