· Professor Emeritus, North Carolina State University2024–
· Executive Director, IBM Quantum Innovation Center at NC State, North Carolina State University2019–2024
· Adjunct Professor, Carnegie Mellon University2009–2025
· Alcoa Distinguished Professor and Head, Dept of ECE, North Carolina State University2009–2023
· Professor, Carnegie Mellon University1990–2009
· Associate Professor, Carnegie Mellon University1986–1990
· Ph.D., Electrical Engineering, Massachusetts Institute of Technology1978–1981
· M.S., Electrical Engineering, Massachusetts Institute of Technology1976–1978
· B.S.E.E., Electrical Engineering, Tennessee Technological University1971–1976