Jonathan Arenberg has been with Northrop Grumman Aerospace Systems since 1989 having started with Hughes Aircraft Company. His work experience includes optical, space and laser systems. Dr. Arenberg has worked on such astronomical programs as the Chandra X-ray Observatory, James Webb Space Telescope and helped conceive and develop the New Worlds Observer concept for the imaging of extra-solar planets. He has worked on major high-energy and tactical laser systems, laser component engineering and metrology issues. He is a member of the ISO sub-committee charged with writing standards for laser and electro-optic systems and components, SPIE, American Astronomical Society, AIAA, and Sigma Xi. Dr. Arenberg holds a BS in physics and an MS and PhD in engineering, all from the University of California, Los Angeles. He is the author of over 100 conference presentations and publications, and holds 11 U.S. Patents in a wide variety of areas of technology with US and foreign patents pending. He is currently the Chief Engineer for the James Webb Space Telescope Program at Northrop Grumman.