What could the Predator want with an Engineer ship from Prometheus?

The recent announcement of the upcoming Dark Horse comic series, Predator: Life and Death pits the Predator against USCM Marines as they fight over the technology housed inside a fallen Engineer ship.

"Colonial Marines on the planet Tartarus battle extraterrestrial hunters over the possession of a mysterious horseshoe-shaped spaceship of unknown origin.
The Weyland-Yutani rep wants the ship, and the marine captain wants to protect her crew. But neither objective is likely when a band of Predators attacks!"

Read more: http://www.scified.com/predator/predator-life-and-death-a-new-comic-series-from-dark-horse-announced#ixzz3u2fB5Kfg

My question is, what could the Predator want with Engineer tech?