Engineering department
The engineering department or engineering division was a major department aboard Starfleet starships.

In 2268, Montgomery Scott showed Elaan, the Dohlman of Elas, his engineering department. ()

In 2369, William T. Riker denied a request by stellar sciences department head Nella Daren to use the main sensor array a few hours longer, because it had been allocated to engineering, which was running warp field tests. ()

In 2369, Captain Edward Jellico ordered the 's  warp coil efficiency raised by 15% within two days, which Data opined was possible by utilizing the manpower of the entire engineering department. ()

Shortly after  became trapped in the Delta Quadrant in 2371, there was an altercation in engineering between Maquis and Starfleet crew. Rumor was that the whole department was up in arms, but Tuvok dismissed this as hyperbole. ()

Spacecraft sections