· Researcher, MIT CSAIL - Model-Based Embedded and Robotics Systems Group2025–
· Researcher in Medical Image Analysis and Visualization, MIT Medical Vision Group2025–
· Researcher/Team Lead (implied), MIT Marine Robotics Group2023–
· Associate Department Head for Research, MIT Department of Mechanical Engineering2013–
· Team Leader, MIT DARPA Urban Challenge Team2007–
· Researcher / Professor, Massachusetts Institute of Technology1996–
· Researcher in Navigation and Mapping for Autonomous Robots, MIT Applied Computing Group
· Member, MIT Computer Science and Artificial Intelligence Laboratory (CSAIL)
· Member of CSAIL, MIT CSAIL
· Researcher in Navigation and Mapping for Autonomous Mobile Robots, MIT CSAIL
· Research Group Leader, Marine Robotics Group, MIT CSAIL (Computer Science and Artificial Intelligence Laboratory)
· Professor of Mechanical and Ocean Engineering, MIT Department of Mechanical Engineering
· Researcher and Professor, MIT Department of Mechanical Engineering
· Researcher, Multicore Algorithmics Group, MIT Department of Mechanical Engineering
· Samuel C. Collins Professor, MIT Department of Mechanical Engineering