Staff 

Christopher John
Extern

Michael Clark
Software Engineer

Juan David Contreras
Robotics Engineer II

Don Dayak
Senior Windows Administrator

Christina Debski
Systems Engineer I

M. Christine DeCarolis
Senior Recruiter

Zachary DeCarolis
Data Labeler

Drew Deffenbaugh
Mechanical Engineer I

Mark DeLouis
Senior Robotics Technician

Thomas Detlefsen
MRSD Student

Harkirat Dhingra
Data Labeler

Paul S. Dille
Principal Research Programmer / Analyst

Kelly Downing
Assistant Director, NREC Contracts and Partnerships

Brad Dranko
Mechanical Engineer II

Yann Duband
Senior Robotics Engineer I