3D Character Artists create 3D models of characters for the games. Models are often based on original concept art. Character Artists draw up the visual elements of as briefed by the Art Director and Lead Character Artist. He can be in charge of the high poly modeling, the retop (Retopology), the texturing and material creation and work in close collaboration with the Rigger for making sure the mesh deformation is correct.
3D Environment Artist produces the modeling and texturing of 3D objects and the graphical content of levels in accordance with the artistic direction and production deadlines. Usually work in close collaboration with the Level Designer.
Prop artist produces modeling, texturing of small 3D objects to be used and reused in the levels. Usually work in close collaboration with the Level Designer. This job is the easiest to be outsourced.