Academy of Engineering Teachers

Dan Jayjock

Email: Daniel_F_Jayjock@mcpsmd.org 
Phone: 301-840-3978
Office Room: A001
Office Hours: Tuesday - Friday (STEP) and after school by appointment.

Mr. Jayjock holds a B.S. degree from University of Maryland in Elementary Education and Industrial Arts. He has been teaching in Montgomery County for 40 years. Mr Jayjock joined the Watkins Mill staff upon its establishment in 1989. Presently, he teaches Introduction to Engineering Design, Civil Engineering & Architecture, and Engineering Design & Development.

Aldwin Martinez

Email: Aldwin_Martinez@mcpsmd.org 
Phone: 301-840-3978
Office Room: B001
Office Hours:  

Mr. Martinez holds a B.S. degree from Salem State College and a M.S. from Fairfield University. He joined the Technology Department in 2006 and is currently teaching Principles of Engineering and Computer Integrated Manufacturing. Before becoming a teacher Mr. Martinez worked as an Engineering Technician and as a Machinist for 19 years.

Ed Graf

Email: Edward_W_Graf@mcpsmd.org 
Phone: 301-840-3986
Office Room: E003
Office Hours: Wednesday and Friday at STEP or by appointment

Mr. Graf earned his B.S.E. degree in Electrical Engineering from the University of Pennsylvania in 2003 and his M.E. in Secondary Mathematics from George Washington University in 2005. Mr. Graf has been a math teacher at Watkins Mill since 2005. During this time he has taught a variety of mathematics courses including Geometry, Precalculus, and Multivariable Calculus. In 2006, Mr. Graf joined the Technology Department as the Digital Electronics teacher. Mr. Graf also coaches Boys and Girls Tennis and Boys JV Basketball.