Use the RIG to give an item to your Co-Op partner.

Complete Gods and Monsters

Single Player: Rip off and use all alien weapon types

Single Player: Kill 25 enemies using only the Nanosuit's enhanced powers instead of guns

Complete Red Star Rising

Complete Safeties Off

Single Player: Complete 20 hacking challenges

Welcome to the Jungle: Disable the Nanosuit Jammer

Single Player: Save a Nanosuit module package

Stun 5 aliens with one stun grenade (or witness another player doing this).

Picked up the IDS device

Defeat the Moon.