· Professor (Full), Massachusetts Institute of Technology1999–
· Materials Engineering (Course III), Massachusetts Institute of Technology1984–1986
· Naval Architecture and Marine Engineering (Course XIIIA), Massachusetts Institute of Technology1984–1986
· Graduate Student, Massachusetts Institute of Technology
· PhD Student, Massachusetts Institute of Technology
· Research Assistant, Massachusetts Institute of Technology
· Researcher, Massachusetts Institute of Technology
· Senior Network & Systems Manager, Massachusetts Institute of Technology