3/81 – Current, Independent Materials/Forensics/Structural Engineering Consultant: Failure analysis consultant on civil engineering, material selection, product liability and product development. Expertise in fracture mechanics, mechanical and metallurgical tests and analysis techniques. Over 300+ failures investigated including automotive bumpers, airplane and engine component failures, automotive axle to frame weld joints. Aluminum, titanium, polymers, ceramics and composite materials failure analysis. Internal company consultations on life assessment and durability of prototype components.
6/96 – Current, Director/Principal, Global Technology Experts, Marietta, GA 30339: Forensics/Materials/Metallurgical/Mechanical/Structural-Engineering consultant. Accident reconstruction, product liability, materials and mechanical technology research, tech transfer and commercialization.
8/95-5/96 – Chief, Technology Integration Allison Engine Company/Rolls Royce, Aerospace group, Indianapolis, IN 46206-0420: Facilitated opportunities for integrating Allison engine company technical activities with the Rolls Royce group of companies.
7/83-8/95 – Sr. Manager, Materials and Mechanical Technologies, Rolls Royce Aerospace group, Atlanta, GA. 30339: Advanced materials component development programs, structural and durability analysis, life cycle cost. Project manager on number of coatings, fracture behavior of super alloys, polymer and ceramics composite components. Represented company on numerous professional national and international organizations.
11/78-7/83 – Group Leader, Materials Behavior Group Technologies, Pratt and Whitney Aircraft, West Palm Beach, FL 33402: Principal Investigator on several NASA and DOD funded programs on fatigue and fracture behavior of titanium and super alloys. Structural assessment and durability assessment of engine components.
10/74-11/78 – Senior Engineer, Engineering Product Design Division, Alcoa Technical Center, Pittsburgh, PA. 15230: Supervised fatigue, fracture and structural testing lab. Developed testing scheme for automotive aluminum bumpers to relate their cracking with alloy properties. Member of team for “the development of fatigue/fracture resistant aluminum alloys.”
6/71-10/74 – Instructor, Engineering Science and Materials, Virginia Polytechnic Institute and State University, Blacksburg, VA. 24060: Taught courses on engineering statistics and strength of materials. Research on “Accelerated testing of polymer composites”. Participated on “Assessment of crash worthiness of automobiles program” funded by DOE.
26 presentations at national/international meetings Contributed to over 37 publications in journals, over 50 company internal reports.
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