Principal Engineers
![OLYMPUS DIGITAL CAMERA OLYMPUS DIGITAL CAMERA](https://www2.whoi.edu/site/ael/wp-content/uploads/sites/152/2023/01/freitag_500-1.jpg)
Lee Freitag
Principal Engineer, Lab Manager
Research Interests: Underwater acoustic signal processing including: time-delay estimation, beamforming, ultra-short baseline navigation, acoustic communication; underwater systems architecture, design and implementation; project engineering and project management.
Group Site: Acoustic Communications Group
Contact: lfreitag@whoi.edu
![peters_500 peters_500](https://www2.whoi.edu/site/ael/wp-content/uploads/sites/152/2023/01/peters_500.jpg)
Don Peters
Principal Engineer
Research Interests: Design of mooring equipment and components: surface buoys, electromechanical terminations, and seafloor instrument packages; development of lightweight mooring systems and components; design of oceanographic instrumentation and instrument delivery systems, including ROV systems and subsystems; applied knowledge of a wide range of materials for long life and corrosion control.
Contact: dpeters@whoi.edu