Basic Qualifications: Principal Manufacturing Engineer (Level 3): Bachelor's degree and 4 year or experience in the following engineering fields; Manufacturing, Quality, Production, Industrial, Process, Mechanical, Aerospace, Aeronautics OR Masters with 3 years of experience in mentioned fields; OR PhD in STEM field with 0 years of experience. Principal Manufacturing Engineer (Level 4): Bachelor's degree and 8 year or experience in the following engineering fields; Manufacturing, Quality, Production, Industrial, Process, Mechanical, Aerospace, Aeronautics OR Masters with 6 years of experience in mentioned fields; OR PhD in STEM field with 4 years of experience.