Tactical Officers
Tactical Officers can be recruited by spending Rank Points. 1 Tactical Officer will increase your attack by 1 point. Each Rank Point spent will recruit 2 Tactical Officers. So spending a full levels worth of rank points can hire 10 Tactical Officers (5 Rank points x 2 = 10), increasing your attack by 10.
Experimental Crate adds 4 tactical officers to your crew.
Tactical Officers are included in your ship's crew that will help you in raiding enemy ships, and also help defend your ship from enemy raids.
See Also:
Engineers
Helmsmen
Scientists
Tactical Officers