Core Skills; Engineering 5 - to maximize the power core. Electronics 5 - to maximize the CPU. Energy Management 5 - to maximize the capacitor capacity. Energy Systems Operation 5 - to maximize the rate at which the capacitor recharges. Energy Grid Upgrades 5 - to reduce the CPU requirements Mechanic 5: To maximize hull strength. Shield Management 5: to maximize shield capacity. Shield Operation 5: to maximize the rate at which the shield recharges. Hull Upgrade 5: To maximize armor strength.