What is the education required to become an Illumination engineer?

Competitive candidates will have a minimum of a BS in Physics, Optical Engineering, or a similar discipline, and 5+ years of experience in illumination system design or optical engineering with experience related to illumination systems. Candidates should also have 2+ years of experience utilizing technical program management disciplines. Illumination projects require a strong CAD background, preferably utilizing a surface based modeler such as Rhinoceros® ("Rhino") or a solid modeler such as SolidWorks®. Experience with ASAP and ReflectorCAD, or other Monte-Carlo ray trace simulation programs and a solid understanding of different types of illumination systems are required. Candidates who have knowledge of ASAP preferred. (this is from a job search description)