Joshua Rothenberg, PhD

Joshua Rothenberg is a Northrop Fellow and Chief Scientist at Northrop Grumman Space Systems, where he leads advanced research in photonics and directed energy systems. Rothenberg earned his undergraduate degree before completing his Ph.D. in applied physics and optics at Stanford University, where his fellowship began in 1978. His career at Northrop Grumman has combined fundamental research in fiber lasers, nonlinear optics, and beam control with the development of high-energy laser systems for defense applications.