Though this won't address your specific question, this thread details someone successfully using the BOff Creative trait on a Science Officer. Assuming that the Engineering Officer Creative trait isn't broken, any Chronitron Mine Barrier and Turret Fabrication skills used by Creative Engineering BOffs should get a dmg boost.

Here's another thread discussing the usefulness of the BOff Creative trait (Posts 2, 4, and 5). This second thread doesn't have specific in-game data, but speaks to the BOff Creative trait having good effects with skills.