Mark Cantrell

Mark Cantrell is a Visiting Instructor at Dartmouth College, currently leading digital transformation efforts for Lockheed Martin Space. He has over 30 years of experience in materials engineering and aerospace innovation. His career includes developing Al-Li alloys for the Space Shuttle External Tank, implementing friction stir welding for spacecraft structures, and leading the Orion program's material/process development.

Education:

• PhD in Materials Engineering, University of Virginia
• MS in Physics, Miami University
• B.A. in Mathematics & Physics, Miami University

Research Focus: Specializes in advanced materials for aerospace applications, welding technologies, and structural integrity solutions. His work emphasizes lightweight alloys (Al-Li 2195), defect-free friction stir welding, and corrosion resistance mechanisms.

Awards & Impact:

• Patented corrosion resistance mechanism discovery in aluminum alloys
• Pioneered zero-defect friction stir welding for Orion spacecraft (6 shipsets completed)
• Key contributor to Space Shuttle Columbia return-to-flight certification

Leadership & Teams: Leads cross-functional teams at Lockheed Martin, driving digital transformation and agile management initiatives. Known for outperforming peer teams despite lower experience levels through innovative problem-solving and rigorous process control.