T3 Basic Qualifications: Bachelor's degree in a Science, Technology, Engineering, or Mathematics (STEM) discipline from an accredited university and 5 years of experience OR Master's degree in a Science, Technology, Engineering, or Mathematics (STEM) discipline from an accredited university and 3 years of experience OR PhD in a Science, Technology, Engineering, or Mathematics (STEM) discipline from an accredited university and 0 years of experience. T4 Basic Qualifications: Bachelor's degree in a Science, Technology, Engineering, or Mathematics (STEM) discipline from an accredited university and 8 years of experience OR Master's degree in a Science, Technology, Engineering, or Mathematics (STEM) discipline from an accredited university and 6 years of experience OR PhD in a Science, Technology, Engineering, or Mathematics (STEM) discipline from an accredited university and 4 years of experience.