This is a soldier of a PMC wearing a Desert Combat Uniform. 

Equipment:  

Fire retardent desert tan uniform.
Advanced Combat Helmet with digital ear protection, a mic, a baseplate for night vision devises, and the land warrior system.
Plate Carrier with magazene pouches, grenade pouch, admin pouch, knife pouch, First aid pouch, canteen pouch, and drag handle
Knee pads
Combat boots
Rigger's belt
Nomex gloves