Engineering 5: maximize the power core. Electronics 5: maximize the CPU. Energy Management 5: maximize the capacitor capacity. Energy Systems Operation 5: maximize the capacitor recharge rate. Energy Grid Upgrades 5: to reduce the CPU requirements of installing power modules. Mechanic 5: maximize structure hitpoints. Shield Management 5: maximize shield capacity. Shield Operation 5: maximize the shield recharge rate. Hull Upgrade 5: maximize armor hitpoints. Repair Systems 4: be able to operate the best armor and hull repair modules.