Materials Career Opportunities Expert Witness Directory Standards17 Items FoundView As Grid List011114 Chemical, Metallurgical, and Nuclear Engineer Popular Chemical Engineer +3 Metallurgist Nuclear Engineer Utilities011166 Senior Metallurgist and Materials Engineer Popular Aviation +3 Materials Metallurgist Utilities011278 Wood and Paper Sciences Popular Environmental +3 Materials Paper Wood Science011267 Wood Science Engineer Popular Construction +1 Wood Science011293 Senior Solid Mechanics and Materials – Aerospace Engineer Popular Aerospace +4 Aviation Materials Materials Engineering Mechanical011282 Sr. Aeronautical Engineer / Transport Aircraft Certification Specialist Popular Aeronautical +3 Aircraft Maintenance Aviation Materials 1 2 3