𝗔𝗻𝗶𝗺𝗮𝘁𝗼𝗿 - Rigs and animates characters, cutscenes, models, etc
𝗖𝗼𝗺𝗽𝗼𝘀𝗲𝗿 - Creates musical pieces for the game
𝗖𝗼𝗻𝗰𝗲𝗽𝘁 𝗔𝗿𝘁𝗶𝘀𝘁 - Visualizes and expands on content ideas for development use
𝗙𝗫 𝗔𝗿𝘁𝗶𝘀𝘁 - Creates visual effects using the Source engine Particle editor
𝗚𝗿𝗮𝗽𝗵𝗶𝗰 𝗔𝗿𝘁𝗶𝘀𝘁 - Creates final-quality artwork to be used in-game and in promotional material
𝗠𝗮𝗽𝗽𝗲𝗿 - Builds and develops levels in the Hammer editor
𝗠𝗼𝗱𝗲𝗹𝗹𝗲𝗿 - Creates, rigs, and textures 3D models to be used in-game
𝗣𝗿𝗼𝗴𝗿𝗮𝗺𝗺𝗲𝗿 - Develops functionality of game and engine mechanics
𝗧𝗲𝘅𝘁𝘂𝗿𝗲 𝗔𝗿𝘁𝗶𝘀𝘁 - Generates textures for use in level creation
𝗩𝗼𝗶𝗰𝗲 𝗔𝗰𝘁𝗼𝗿 - Records voicelines for characters
𝗪𝗿𝗶𝘁𝗲𝗿 - Develops story, script, and narrative