Principal Tooling Engineer Level 4: Bachelors in STEM (Science, Technology, Engineering or Math) with 8 years of experience in the following engineering fields; Mechanical, Design, Tooling, Manufacturing, Die, Product, Mechanical or similar OR Masters in STEM with 6 years of experience in mentioned fields OR PhD In STEM field with 4 years of experience. Principal Tooling Design Engineer Level 4. This individual will be responsible for providing designs for industrial machinery and equipment, tools, dies, gauges, jigs, fixtures, and machine attachments required for production or experimental use, considering such factors as accessibility, economy, mobility, and performance requirements.