Early level, career-track position for professionals with complete understanding and wide application of the concepts, principles, and theories in a limited field of expertise, with general knowledge of related disciplines. Under minimum supervision, performs independent scientific inquiry or engineering development in self-directed programs or programs that may have been formulated by more senior staff. Develops and operates highly specialized equipment or advanced methods. Independently plans and completes small projects. Contributes to large projects, choosing appropriate methods. Develops solutions to complex problems that require regular use of ingenuity and creativity. Contributes to project/program completion. Exercises significant impact on p