From Guild Wars 2 Wiki
|Minor Adept||Optimized Activation||Using tool belt skills grants vigor.|
|Major Adept||Static Discharge||Discharge a bolt of lightning whenever you use a tool belt skill.|
|Major Adept||Reactive Lenses||40||Activates utility goggles when blinded or disabled.|
|Major Adept||Power Wrench||Reduces recharge and improves damage for tool kit skills. Enhances turret-repairing skills.|
|Minor Master||Mechanized Deployment||Recharge of your tool belt skills is reduced.|
|Major Master||Streamlined Kits||20||Equipping an Engineering kit creates an attack or spell and grants you swiftness.|
|Major Master||Lock On|| Striking a foe while you're|
[sic]stealthed triggers Invisible Analysis.
Disabling a foe triggers Controlled Analysis.
|Major Master||Takedown Round||10||Striking a foe above the health threshold places a delayed explosive charge on them.|
|Minor Grandmaster||Excessive Energy||Deal additional damage while your endurance is not full.|
|Major Grandmaster||Kinetic Battery||Gain Kinetic Charges when you use a tool belt skill. At maximum charges gain a burst of speed|
|Major Grandmaster||Adrenal Implant||Endurance regeneration is increased.|
|Major Grandmaster||Gadgeteer||Gadget skills are overcharged and become more powerful. Overcharged gadgets have reduced charge|
- See also: List of engineer traits