Se refiere al Colegio Profesional o "Professional Body" (cuyos miembros cuentan con la debida titulación y licencia para ejercer profesionalmente), no a una escuela donde se imparte la titulación de "Engineering Design"...

"BSc (Hons)
Engineering Product Design

This course is accredited by the following professional bodies:

***Institute of Engineering Designers (IED)***

Design is a balance of art and science. This course is an example how a designer must call on both disciplines to be successful. Our design graduates blend creative thinking with scientific analysis and insight to make workable and functional product solutions."

http://prospectus.lsbu.ac.uk/courses/course.php?UCASCode=H77...

"***The Institution of Engineering Designers (IED)*** is a British professional engineering institution founded in 1945. The IED is the UK’s only professional body representing ***those working in the fields of Engineering and Technological Product Design***. The membership of the institution work in a diverse range of industries that include: product design and manufacturing; architectural design and construction; mechanical, automotive and aircraft design, design education, IT and computing."

http://en.wikipedia.org/wiki/Institution_of_Engineering_Desi...

"Many undergraduate courses are accredited with UK professional organisations including the IMechE, the IET and the ***Institute of Engineering Designers***. Some of the IT related programmes may also apply for membership of the British Computer Society. Almost all the postgraduate taught courses enjoy accreditation and approval status with, for instance, the IET, the IMechE and CIBSE."

http://www.ceebd.co.uk/ceeed/un/uk/engineering_design_brunel...

"It was during the mid eighties when it felt like I gained my rite of passage within the engineering profession by becoming a registered member of The Institute of Engineering Designers."

http://www.socenv.org.uk/cenv/cenvs---who-are-they/paul-wyat...

En cuanto al concepto mismo de "engineering design" se refiere al proceso mediante el cual el ingeniero aplica sus conocimientos teóricos/científicos en el diseño de productos tecnológicos.

Véase el siguiente link,

http://www.engineeringpathway.com/ep/learning_resource/summa...

El diseño es "tecnológico" pues no solo abarca el ámbito industrial (véase entrada de Wikipedia arriba mencionada).

Un saludo.