Cesar Pruneda

Science Advisor
Physical and Life Sciences Directorate
Email: pruneda1@llnl.gov
Phone: +19254220460

Current Assignment

Science Advisor, Office of the Chief Scientist, Air Force Global Strike Command (AFGSC). César is on an Intergovernmental Personnel Act (IPA) assignment from the National Nuclear Security Administration’s (NNSA) Lawrence Livermore National Laboratory (LLNL) to AFGSC. César is tasked with providing scientific, technical, and engineering advice and support to the AFGSC command mission areas and operations.


Prior to his current assignment, César worked in the LLNL Office of the Deputy Director for Science and Technology.  He engaged with Washington, D.C. public policy entities to jointly develop strategies, processes, and approaches for educating, informing, and highlighting to policy makers the complex science and technology issues associated with the national security mission of LLNL. These efforts entailed enlisting national laboratories, government agencies, academia, non-government organizations (NGOs), and private sector to participate/collaborate in these initiatives.

César also has extensive experience over the course of his tenure at LLNL in chemistry and materials R&D and various line and program management positions. He managed the science and technology portfolio in support of LLNL’s non-proliferation, counter-proliferation, homeland security, and intelligence programs.

Among his other assignments, César directed the Chemistry and Materials Science Technology Office for Department of Defense and Work-for-Others programs.

César also led the Energetic Materials Formulation and Processing group, where he worked with nuclear weapons designers to design, formulate, scale, and test new-generation insensitive high explosives for nuclear warhead applications and for advanced conventional munitions; this included managing the LLNL extensive explosives research laboratories, processing, and storage facilities. César chaired the National DOE/DoD/Industry Explosives Processing Committee, a consortium of U.S. energetic materials research laboratories and manufacturers.

César was also a member of LLNL’s Emergency Response Program, Nuclear Weapons Accident Response Group (ARG).