Research Engineers
![carroll_500 carroll_500](https://www2.whoi.edu/site/ael/wp-content/uploads/sites/152/2023/01/carroll_500.jpg)
Megan Carroll
Research Engineer
Research Interests: Mechanical systems design, assembly, and testing for oceanographic applications.
Contact: mcarroll@whoi.edu
![duffany_400 duffany_400](https://www2.whoi.edu/site/ael/wp-content/uploads/sites/152/2023/02/duffany_400.jpg)
Daniel Duffany
Research Engineer
Research Interests: Ocean instrument design including mooring systems, surface buoys and other mechanical systems. Design and operational experience with ocean vehicles. Experience with prototyping and researching new designs. Experience with data acquisition and measuring mechanical quantities with software.
Contact: dduffany@whoi.edu
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![gardner_500 gardner_500](https://www2.whoi.edu/site/ael/wp-content/uploads/sites/152/2023/01/gardner_500-1.jpg)
Alan Gardner
Research Engineer
Research Interests: Primary battery design, precision autonomous timing, autonomous ocean bottom instrumentation, micro-power design, high efficiency power conversion, sensor calibration, OrCAD PCB Designer, C programming for ARM Cortex M and PIC microcontrollers, Python programming.
Contact: agardner@whoi.edu
![hayden_500_2 hayden_500_2](https://www2.whoi.edu/site/ael/wp-content/uploads/sites/152/2023/01/hayden_500_2.jpg)
Eric Hayden
Research Engineer
Research Interests: Mechanical Finite Element Analysis
Contact: ehayden@whoi.edu
![OLYMPUS DIGITAL CAMERA OLYMPUS DIGITAL CAMERA](https://www2.whoi.edu/site/ael/wp-content/uploads/sites/152/2023/01/koski_500.jpg)
Peter Koski
Research Engineer
Research Interests: Development and application of embedded signal processing technology for underwater acoustic communications; electronic hardware/software design for long-term reliability; real-time signal processing techniques; data telemetry for long-life remote moored observatories.
Group Site: Acoustic Communications Group
Contact: pkoski@whoi.edu
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![manganini_500 manganini_500](https://www2.whoi.edu/site/ael/wp-content/uploads/sites/152/2023/01/manganini_500.jpg)
Kevin Manganini
Research Engineer
Research Interests: Electromechanical systems and robotics engineering; conceptualization, design, fabrication, field deployment, testing and maintenance of various instrumentation platforms to measure physical, chemical, biological, and geophysical oceanographic data.
Contact: kmanganini@whoi.edu
![rypkema2_500 rypkema2_500](https://www2.whoi.edu/site/ael/wp-content/uploads/sites/152/2023/01/rypkema2_500.jpg)
Nicholas Rypkema
Research Engineer
Research Interests: Micro unmanned underwater vehicles, multi-vehicle operations, underwater navigation, applied acoustics and signal processing for underwater positioning and sensing.
Contact: nrypkema@whoi.edu
![Photos from the Armstrong_Pioneer-13 Photos from the Armstrong_Pioneer-13](https://www2.whoi.edu/site/ael/wp-content/uploads/sites/152/2023/01/schwartz2_500.jpg)
Jared Schwartz
Research Engineer
Research Interests: Mechanical Finite Element Analysis
Contact: jschwartz@whoi.edu
![Craig Taylor and Fred Thwaites work on the laters Vent SID sampler. Craig Taylor and Fred Thwaites work on the laters Vent SID sampler.](https://www2.whoi.edu/site/ael/wp-content/uploads/sites/152/2023/01/thwaites_500.jpg)
Fred Thwaites
Research Engineer
Research Interests: Mechanical design, prototype development, fluid mechanics, fluid-induced vibration, instrumentation, signal processing, estimation and removal of platform motion from measurements.
Contact: fthwaites@whoi.edu
![tradd2_500 tradd2_500](https://www2.whoi.edu/site/ael/wp-content/uploads/sites/152/2023/01/tradd2_500.jpg)
Kaitlyn Tradd
Research Engineer
Research Interests: Design of oceanographic instrumentation and sampling systems, remotely operated and autonomous underwater vehicles and their subsystems, and support equipment for at-sea field research.
Contact: ktradd@whoi.edu